Low voltage

The DEYE AI-W5.1-B is a powerful, safe, and modularly expandable energy storage module with a capacity of 5.1 kWh. With its robust construction, easy installation, and high scalability, it is ideal for private and commercial photovoltaic systems. Thanks to cobalt-free LiFePO₄ technology and an intelligent battery management system, the module is particularly durable, efficient, and environmentally friendly.Highlights at a glanceHigh safety: Cobalt-free lithium iron phosphate battery cells (LiFePO₄) Scalable: Up to 6 modules per cluster, 36 modules in total (max. 184 kWh) Flexible use: Wall or floor mounting possible, stackable design Long service life: Over 6,000 charge cycles at 90 % DOD Robust & weatherproof: IP65 protection class for outdoor operation Convenient: Automatic networking, remote maintenance & firmware updatesVersatile energy storage for sustainable projectsWhether single-family home, apartment building, or commercial operation, the DEYE AI-W5.1-B meets a wide range of requirements for modern energy storage. Efficient use of renewable energies reduces electricity costs and increases self-consumption. The modular system can be easily expanded to keep pace with growing energy needs.Safety & reliability at the highest levelThanks to LiFePO₄ battery chemistry, the energy storage system is particularly safe, thermally stable and durable. The integrated battery management system (BMS) reliably protects against overcharging, overheating and short circuit. Passive cooling without fans allows silent and low-maintenance operation, even at temperatures from -20 °C to +55 °C.Easy installation & maintenanceThe flat, stackable design allows flexible placement on the wall or on the floor. No complex wiring is necessary. The modules automatically recognise each other in the system and can be conveniently monitored and updated via remote access.Who is the DEYE AI-W5.1-B suitable for?This storage unit is ideal for: Private households who want to flexibly expand their solar system Commercial operations that require modular and fail-safe storage solutions Installers who rely on simple and time-saving systems Sustainability-conscious users who value pollutant-free components ModelDEYAI-W5.1-B Battery typeLiFePO4 Module capacity (kWh)5.12 Nominal module voltage (V)51.2 Module capacity (Ah)100 Nominal system voltage (V)51.2 System operating voltage (V)44.8-57.6 System capacity (kWh)5.12 System usable capacity (kWh)4.6 Charge/discharge current (A) - Recommendation50 Charge/discharge current (A) - Nominal value100 Charge/discharge current (A) - Peak discharge (2 min,25°C)150 Operating temperature (°C)Charge: 0 ~ 55 / Discharge: -20 ~ 60 LCD DisplaySOC%, Power, Total Voltage Communication connectionCAN2.0, RS485 Humidity5% ~ 90% Altitude≤2000m IP protection class of the housingIP65 Storage temperature (°C)0 ~ 35 Dimensions (W/D/H, mm)720 * 255 * 300 Weight (kg)127.5 Installation locationFloor mounting Recommended depth of discharge90% Cycle life25 ± 2°C, 0.5C/0.5C, EOL70% ≥ 6000 Warranty10 years CertificationsCE/IEC62619 /VDE2510-50/ UL1973/UL9540A/UN38.3  FAQs about the DEYE AI-W5.1-B energy storage moduleHow much energy can actually be used per module?A single module provides 5.12 kWh gross capacity. Of this, at a depth of discharge of 90 % (DoD), around 4.6 kWh is usable, ideal for modular storage solutions with high efficiency.Can I expand the system later?Yes, up to six modules are possible per tower, which corresponds to 30.72 kWh per stack. By connecting up to six towers in parallel, the system can be scaled to a total capacity of about 184 kWh without additional hardware.Which inverters does the module work with without an additional interface box?The module is plug-&-play compatible with three-phase Deye hybrid inverters of the SUN-xK-HP3 and SUN-xK-BM series. Communication takes place directly via CAN or RS485 without a separate communication box.Is active cooling necessary?No, natural convection is sufficient to ensure reliable operation. According to the manual, only an air gap of at least 20 cm behind the module must be maintained so that heat can dissipate unhindered.Does the module need to be fully charged before initial commissioning?Yes, an initial charge to 100 % is recommended to correctly capture the State of Charge (SoC). If this step is omitted, deviating SoC values or inaccurate state of charge indications may occur during operation. Scope of delivery Deye AI-W5.1-BATT (single 5.12 kWh battery module): Module typeThis is a pure expansion module (slave unit) for an existing Deye AI-W5.1-B system. It requires a separate BMS control unit for operation.1 x Deye AI-W5.1-BATT battery module (5.12 kWh)A pure battery module with 5.12 kWh, to be stacked onto a BMS unit or another battery module.1 x connection bridge / parallel connection cableShort, robust cables or a solid bridge to connect this module to an existing module.1 x grounding cable (short)A short protective conductor cable to connect to the grounding point of the neighbouring module.1 x mounting accessories (tower mounting)Includes screws or locks to securely stack the module onto an existing unit.1 x installation guide for expansion moduleA manual that specifically describes the expansion of an existing tower system.

The Deye AI-W5.1-B energy storage system with 10.24 kWh capacity offers a powerful, safe, and future-proof solution for the efficient use of renewable energy. Thanks to its modular, stackable design, the system is suitable for both residential and commercial applications. With robust LiFePO₄ technology, wireless plug-&-play installation, and intelligent control, the storage ensures maximum flexibility and long-term reliability.Highlights at a glance10.24 kWh nominal capacity, of which 9.2 kWh is usable (2 modules at 5.12 kWh, 90 % DoD) Wireless, plug-in stack mounting without screws or cabling Cobalt-free LiFePO₄ cells, ≥ 6000 charge cycles (EOL 70 %) IP65 protection, natural convection cooling, -20 °C to +55 °C operating temperature Auto-networking, remote monitoring, firmware upgradesCompact. Flexible. Safe.The Deye AI-W5.1-B is designed to grow with your energy needs. The system can be expanded in stacks up to 6 modules (30.72 kWh) and can be connected in up to 6 clusters in parallel, for a total capacity of up to 184 kWh. The smart plug-&-play connection makes installation quick, safe, and cost-efficient with no external cables or screws needed.Intelligent energy managementEach module is equipped with a high-precision battery management system (BMS) that intelligently controls charge and discharge processes, protects cells, and maximises lifespan. Remote monitoring, automatic addressing, and wireless communication ensure simple system integration and high transparency during operation.Robust technology for all conditionsThanks to its IP65-certified housing, the storage is protected against dust and water jets and is suitable for interiors such as basements, technical rooms, and protected outdoor areas. Operation is possible at temperatures from -20 °C to +55 °C. The wireless design with natural convection cooling makes the storage silent, maintenance-free, and durable.Who is the Deye AI-W5.1-B storage suitable for?This battery system is ideal for: Households seeking to efficiently store surplus solar energy Businesses aiming to shave peak loads or operate off-grid Installers wishing to offer a modular, easily expandable storage system Hybrid or off-grid applications where reliable power supply is critical Sustainability-minded users that value pollutant-free, long-lasting technology ModelDEYAI-W10.2-B Battery typeLiFePO4 Module capacity (kWh)5.12 Module nominal voltage (V)51.2 Module capacity (Ah)100 System nominal voltage (V)51.2 System operating voltage (V)44.8-57.6 System capacity (kWh)10.24 System usable capacity (kWh)9.2 Charge/discharge current (A) - recommendation100 Charge/discharge current (A) - nominal value200 Charge/discharge current (A) - peak discharge (2 min,25°C)270 Operating temperature (°C)Charge: 0 ~ 55 / Discharge: -20 ~ 60 LCD displaySOC%, Power, Total Voltage Communication connectionCAN2.0, RS485 Humidity5% ~ 90% Altitude≤2000m IP protection rating of housingIP65 Storage temperature (°C)0 ~ 35 Dimensions (W/D/H, mm)720 * 255 * 831 Weight (kg)127.5 Installation locationFloor mounting Recommended depth of discharge90% Cycle life25 ± 2°C, 0.5C/0.5C, EOL70% ≥ 6000 Warranty10 years CertificationsCE/IEC62619 /VDE2510-50/ UL1973/UL9540A/UN38.3  FAQs about the Deye AI-W5.1-B battery storageCan I later expand the storage to 15 or 30 kWh?Yes, up to six modules can be combined per stack for a total capacity of 30.7 kWh per stack. By parallel connecting up to six stacks, flexible scaling to significantly higher capacities is possible.How many cycles does the battery last?According to the data sheet, the storage achieves over 6,000 charge cycles at 90 % depth of discharge (DoD). This makes the system suitable for long-term use with consistently high performance and reliability.Which inverters is the 10 kWh package compatible with?The system is officially certified for three-phase Deye hybrid inverters of the SUN-xK-HP3 and SUN-xK-BM series. The communication and operating parameters are factory aligned. "Plug-&-Play" operation is possible without further configuration.Can I operate the storage with other inverters?There is no official approval for other inverters by Deye. Use with third-party devices is at your own risk and without any guarantee of function.Does the battery need to be fully charged before its first use?Yes, the manual recommends an initial 100 % charge to ensure correct synchronisation of the state of charge (SoC). If this step is skipped, the SoC values may deviate and the capacity display may be inaccurate. Scope of supply Deye AI-W5.1-B Modular Low Voltage Battery System (10.24 kWh): System compositionThis product is a set and consists of three separate main components forming a 10.24 kWh tower system.Component 1: Deye AI-W5.1-B-BMS (control unit & base)The central control unit (BMS cluster) that manages the entire system. This unit forms the base of the battery tower.Component 2 & 3: Two Deye AI-W5.1-BATT battery modules (5.12 kWh each)Two pure battery modules each with 5.12 kWh, to be stacked on the BMS unit.1 x set of battery connection cables (plus & minus)A pair of heavy-duty cables to connect the BMS unit to an external hybrid inverter.1 x communication cable (CAN/RS485)A data cable for communication between the BMS and the inverter.1 x connecting bridge / parallel connection cableShort, robust cables or a fixed bridge to connect the two battery modules together.1 x grounding cableA protective conductor cable for proper grounding of the BMS unit.1 x mounting accessories (tower mounting)Includes screws or locking devices for securely connecting the three components into a tower.1 x operating and installation manualA printed manual describing the installation of the entire tower system.

The Deye AI-W5.1-B in the 20 kWh version is a powerful, pluggable and modularly expandable energy storage system for reliable use in private as well as commercial PV systems. With a capacity of 20.48 kWh, robust housing and modern battery management system, this storage system offers a long-lasting, flexible and safe solution for maximising the self-consumption rate.Highlights at a glanceHigh storage capacity: 20.48 kWh for large energy requirements Powerful charge/discharge current: Up to 250 A for fast energy transfer Low-voltage battery system: 51.2 V voltage for increased safety Simple integration: Plug-in design for effortless installation Modular & scalable: Expandable according to individual requirements Robust housing: Long service life and protection for a wide range of application environmentsEfficient energy storage for modern requirementsWith a storage capacity of 20.48 kWh, the Deye AI-W5.1-B is ideal for households with high energy demands or commercial enterprises. The powerful 250 A charge/discharge current enables a fast response time to load changes and ensures the availability of stored energy, even for short-term demand.Flexible & scalable useThe modular design and plug-in system make the Deye AI-W5.1-B particularly easy to install. It can be flexibly integrated into existing solar systems and can be easily expanded as energy needs increase without extensive system modifications.Robust design for long-lasting useWith a sturdy housing, high-quality workmanship and reliable battery management system, the energy storage system offers protection and performance at the same time. With dimensions of 1422 mm in height and over 230 kg in weight, it is designed for permanent and safe installation.Who is the Deye AI-W5.1-B 20 kWh battery storage system suitable for?This storage system is ideal for: Homeowners with high energy consumption Commercial enterprises with a need for energy management & self-sufficiency Installers who rely on modular storage solutions System operators focused on optimising self-consumption  ModelDEYAI-W20.4-B Battery typeLiFePO4 Module capacity (kWh)5.12 Module nominal voltage (V)51.2 Module capacity (Ah)100 System nominal voltage (V)51.2 System operating voltage (V)44.8-57.6 System capacity (kWh)20.48 System usable capacity (kWh)18.4 Charge/discharge current (A) - recommendation200 Charge/discharge current (A) - nominal value250 Charge/discharge current (A) - peak discharge (2 min,25°C)360 Operating temperature (°C)Charge: 0 ~ 55 / Discharge: -20 ~ 60 LCD displaySOC%, Power, Total Voltage Communication interfaceCAN2.0, RS485 Humidity5% ~ 90% Altitude≤2000m Enclosure IP protection classIP65 Storage temperature (°C)0 ~ 35 Dimensions (W/D/H, mm)720 * 255 * 1412 Weight (kg)233.5 Installation locationFloor mounting Recommended depth of discharge90% Cycle life25 ± 2°C, 0.5C/0.5C, EOL70% ≥ 6000 Warranty10 years CertificationsCE/IEC62619 /VDE2510-50/ UL1973/UL9540A/UN38.3  FAQs on the 20 kWh Deye AI-W5.1-B energy storage systemCan the system be expanded to 25–30 kWh at a later date?Yes, up to six modules are possible per tower, resulting in a maximum capacity of 30.7 kWh per stack. By paralleling up to six towers, the system can be flexibly expanded to a total capacity of over 180 kWh.How much energy is actually available?A system with four modules offers 20.48 kWh gross capacity. At a recommended depth of discharge of 90 %, around 18.4 kWh of usable energy is available, ideal for demanding self-consumption and backup applications.Which inverters are compatible with the “Plug-&-Play” system?The storage is fully tuned to three-phase Deye hybrid inverters of the SUN-xK-HP3 and SUN-xK-BM series. The connection is made without additional configuration. All relevant communication protocols are integrated at the factory.Do I need active cooling?No, the system uses purely passive convection for heat dissipation. According to the manual, only free airflow behind the housing is required to ensure reliable heat dissipation. Fans or external cooling systems are not necessary.Does the battery need to be fully charged before first use?Yes, the system should be charged once to 100 % before commissioning. This initial charge ensures that the state of charge (SoC) is correctly recognised and prevents incorrect displays or abrupt SoC jumps during operation. Scope of delivery Deye AI-W5.1-B Modular battery system (20.48 kWh): System compositionThis product is a set and consists of five separate main components, which together make a 20.48 kWh tower system.Component 1: Deye AI-W5.1-B-BMS (control unit & base)The central control unit (BMS cluster), which manages the entire system. This unit forms the base of the battery tower.Components 2, 3, 4 & 5: Four Deye AI-W5.1-BATT battery modules (5.12 kWh each)Four pure battery modules each with 5.12 kWh, which are stacked onto the BMS unit and each other.1 x set of battery connection cables (plus & minus)A pair of high performance cables to connect the BMS unit to an external hybrid inverter.1 x communication cable (CAN/RS485)A data cable for communication between the BMS and the inverter.3 x connection bridge / parallel connection cableShort, robust cables or solid bridges to connect the four battery modules with each other.1 x earthing cableA protective earth cable for the proper earthing of the BMS unit.1 x mounting accessories (tower mounting)Includes screws or locking elements to securely connect the five components to a tower.1 x operating and installation manualA printed manual that describes the installation of the entire tower system.

The Deye AI-W5.1-B in the 25 kWh version is a powerful, modular energy storage unit for PV systems in private and commercial use. With its high capacity, pluggable design, and outstanding performance in charging and discharging processes, it offers a future-proof solution for sustainable electricity storage.Highlights at a glanceMaximum storage capacity: 25.6 kWh for maximum requirements High charging/discharging current: 250 A for fast energy supply Low-voltage system: 51.2 V voltage for safety & compatibility Modular and scalable: Flexibly expandable for growing energy requirements Easy installation: Pluggable & installation-friendly for installers Robust housing: Long service life, even under intensive useEfficient energy storage for large systemsWith a usable capacity of 25.6 kWh, the Deye AI-W5.1-B is ideally suited for large households, apartment buildings, and commercial enterprises. It enables reliable storage of surplus solar energy and provides a continuous power supply even at high consumption or during grid disturbances.Flexibility and scalability for a future-proof energy supplyThe pluggable system allows particularly easy commissioning and modular expansion. The storage grows with your needs, making it especially suitable for operators who want to respond flexibly to increasing energy demands. Integration into existing systems is effortless and saves installation time.Robust design for maximum operational safetyWith its massive housing, an own weight of over 280 kg and a height of 1.69 m, the storage demonstrates long-term readiness for use. The integrated battery management system reliably protects against overcharging, deep discharge, and overheating.Who is the Deye AI-W5.1-B 25 kWh battery storage suitable for?This storage is ideal for: Large single-family and multi-family homes that want autonomy and security of supply Commercial PV systems that are to compensate for energy peaks or work off-grid Installers who rely on standardised, time-saving solutions Project planners who want to integrate scalable storage systems into their planning  ModelDEYAI-W25.6-B Battery typeLiFePO4 Module capacity (kWh)5.12 Module nominal voltage (V)51.2 Module capacity (Ah)100 System nominal voltage (V)51.2 System operating voltage (V)44.8-57.6 System capacity (kWh)25.6 System usable capacity (kWh)23 Charging/discharging current (A) - Recommendation250 Charging/discharging current (A) - Nominal value250 Charging/discharging current (A) - Peak discharge (2 min,25°C)360 Operating temperature (°C)Charging: 0 ~ 55 / Discharging: -20 ~ 60 LCD DisplaySOC%, Power, Total Voltage Communication portCAN2.0, RS485 Humidity5% ~ 90% Altitude≤2000m IP protection class of the housingIP65 Storage temperature (°C)0 ~ 35 Dimensions (W/D/H, mm)720 * 255 * 1693 Weight (kg)286.5 Installation locationFloor mounting Recommended depth of discharge90% Cycle life25 ± 2°C, 0.5C/0.5C, EOL70% ≥ 6000 Guarantee10 years CertificationsCE/IEC62619 /VDE2510-50/ UL1973/UL9540A/UN38.3  FAQs about the 25 kWh DEYE AI-W5.1-B energy storage systemHow much usable energy and electricity does the 20 kWh stack provide?The stack provides 18.4 kWh of usable energy at 90% depth of discharge. The continuous current is 50A, which means that even larger hybrid systems can be safely and efficiently supplied.Which inverter is the stack compatible with, and which setup code is required?The storage is compatible with three-phase Deye hybrid inverters from the SUN-xK-HP3 and SUN-xK-BM series. For communication, the setup code 00 CA is used, which can be set either in the inverter menu or via DIP switches on the BMS.Can firmware updates be performed remotely?Yes, firmware updates for the BMS and logger are possible over-the-air (OTA) via the Deye-Cloud platform. This way, the system remains up to date during operation without on-site access.Is active cooling necessary?No, the storage works with natural convection, and no fans or external cooling systems are required. However, the manual recommends a minimum distance of 20 cm from the back wall to ensure air circulation.Must the storage be fully charged before initial operation?Yes, before first use, the storage should be charged once to 100%. This initial charge is required to accurately determine the state of charge (SoC) and to prevent incorrect SoC values or jumps during the charging process. Scope of delivery Deye AI-W5.1-B Modular Battery System (25.6 kWh): System compositionThis product is a set and consists of six separate main components, which together form a 25.6 kWh tower system.Component 1: Deye AI-W5.1-B-BMS (control unit & base)The central control unit (BMS cluster), which manages the entire system. This unit forms the base of the battery tower.Components 2, 3, 4, 5 & 6: Five Deye AI-W5.1-BATT battery modules (each 5.12 kWh)Five pure battery modules with 5.12 kWh each, which are stacked onto the BMS unit and one another.1 x set of battery connection cables (plus & minus)A pair of high-performance cables for connecting the BMS unit to an external hybrid inverter.1 x communication cable (CAN/RS485)A data cable for communication between the BMS and the inverter.4 x connection bridge / parallel connection cableShort, robust cables or fixed bridges to connect the five battery modules with each other.1 x earthing cableA protective conductor cable for proper earthing of the BMS unit.1 x mounting accessories (tower assembly)Includes screws or interlocks to securely connect the six components as a tower.1 x operating and installation manualA printed manual describing the installation of the entire tower system.

The Deye AI-W5.1-B with 30.72 kWh capacity is the ideal solution for demanding energy projects in both private and commercial environments. Thanks to its pluggable, scalable design and high-performance technology, this storage system combines maximum efficiency with maximum flexibility.Highlights at a glanceHigh storage capacity: 30.72 kWh for large energy requirements High charging/discharging capacity: Up to 250 A for instant energy utilisation Low-voltage battery technology: 51.2 V for maximum compatibility and safety Modular and expandable: Perfectly adaptable to growing energy needs Pluggable system: Simple, quick installation without complex cabling Robust and durable: Industrial-grade design for long service life and reliable operationMaximum storage capacity for demanding applicationsWith an impressive usable capacity of 30.72 kWh, the Deye AI-W5.1-B offers a solution for maximum energy independence. Whether as centralised storage in residential buildings with high power consumption or for peak load coverage in commercial applications. This storage system reliably provides energy at all times.Flexibility and future-proofingThe modular architecture enables individual adaptation to almost any project. The storage can be easily expanded and flexibly adapts to changing requirements, entirely without time-intensive reinstallation.Solid technology for long-term useWith a height of just under two metres and a weight of more than 330 kg, the device is designed for continuous stationary operation. The combination of advanced battery technology, intelligent management system and reliable protection functions makes the storage system a long-term investment in a stable energy supply.Who is the Deye AI-W5.1-B 30 kWh suitable for?This storage system is ideal for: Large consumers in single and multi-family homes Companies with PV systems that want to be independent of the grid Project developers realising storage solutions for industry and commerce Installers who want to save time and work modularly ModelDEYAI-W30.7-B Battery typeLiFePO4 Module capacity (kWh)5.12 Module nominal voltage (V)51.2 Module capacity (Ah)100 System nominal voltage (V)51.2 System operating voltage (V)44.8-57.6 System capacity (kWh)30.72 System usable capacity (kWh)27.6 Charging/discharging current (A) - Recommendation250 Charging/discharging current (A) - Nominal value250 Charging/discharging current (A) - Peak discharge (2 min,25°C)360 Operating temperature (°C)Charging: 0 ~ 55 / Discharging: -20 ~ 60 LCD displaySOC%, Power, Total Voltage Communication connectionCAN2.0, RS485 Humidity5% ~ 90% Altitude≤2000m Housing IP protection classIP65 Storage temperature (°C)0 ~ 35 Dimensions (W/D/H, mm)720 * 255 * 1974 Weight (kg)339.5 Installation locationFloor installation Recommended discharge depth90% Cycle life25 ± 2°C, 0.5C/0.5C, EOL70% ≥ 6000 Warranty10 years CertificationsCE/IEC62619 /VDE2510-50/ UL1973/UL9540A/UN38.3  FAQs about the 30 kWh Deye AI-W5.1-B energy storageWhat voltage and currents apply to the 6-module tower?A tower with six modules achieves a nominal voltage of 307.2 V (6 × 51.2 V at 100 Ah). The permissible continuous current is 50 A per tower, briefly up to 150 A for 10 seconds is possible.How far can the system be expanded in total?The system is designed for maximum flexibility. Six modules are possible per tower, which is equivalent to 30.7 kWh. By paralleling up to six towers a total capacity of around 184 kWh can be realised.Which hybrid inverters is the 30 kWh tower compatible with?The storage is officially approved for three-phase Deye hybrid inverters of the SUN-xK-HP3 and SUN-xK-BM series. The combination is factory matched, plug & play is possible without further configuration.Is outdoor installation of the tower permitted?Yes, the system is fully protected against dust and water jets thanks to IP65 housing. The permissible temperature range is between –20 °C and +55 °C, with a humidity of up to 95 %. The prerequisite is a weather-protected location with free air circulation.Does the system require active cooling?No, the storage operates fanless with passive convection. The manual only prescribes a minimum distance of 20 cm behind the housing to ensure sufficient heat dissipation. Scope of supply Deye AI-W5.1-B Modular Battery System (30.72 kWh): System compositionThis product is a set and consists of seven separate main components which together result in a 30.72 kWh tower system.Component 1: Deye AI-W5.1-B-BMS (control unit & base)The central control unit (BMS cluster) that manages the entire system. This unit forms the base of the battery tower.Components 2 to 7: Six Deye AI-W5.1-BATT battery modules (each 5.12 kWh)Six pure battery modules of 5.12 kWh each, which are stacked on the BMS unit and on top of each other.1 x set of battery connection cables (plus & minus)A pair of high-performance cables for connecting the BMS unit with an external hybrid inverter.1 x communication cable (CAN/RS485)A data cable for communication between the BMS and the inverter.5 x connection bridges / parallel connection cablesShort, robust cables or fixed bridges for interconnecting the six battery modules.1 x earth cableA protective conductor cable for correct earthing of the BMS unit.1 x mounting accessories (tower mounting)Includes screws or locking mechanisms to safely connect the seven components into a tower.1 x operating and installation manualA printed manual describing the installation of the entire tower system.

The DEYE AI-W5.1 energy storage module is an advanced storage solution with 5.1 kWh capacity that impresses with its modular, wireless design as well as with its safety and environmental compatibility. It is ideal for residential and commercial applications where high efficiency, easy expandability and maximum flexibility are in demand.Highlights at a glance5.1 kWh storage capacity with 51.2 V voltage, ideal for PV systems Modular and pluggable: Up to 36 modules (6 clusters) for 184 kWh total output Safe & durable: Cobalt-free LFP cells, IP65, -20 to +55 °C operating range Quick installation without cables or screws thanks to pluggable design Intelligent networking: Auto-IP, remote monitoring & firmware updates Modularity for maximum flexibilityWith its flat, stackable design, the DEYE AI-W5.1 can be easily expanded without any cabling or screwing. Automatic networking via IP addresses makes every installation and expansion particularly fast and low-maintenance. Up to 6 clusters with 6 modules each are possible, giving a total capacity of up to 184 kWh.Safe, environmentally friendly and quietThe module uses cobalt-free lithium iron phosphate (LFP) cells, which are known for high safety, long service life and thermal stability. The entire system is non-toxic, pollutant-free and environmentally friendly. Natural convection ensures fan-free and therefore quiet operation – with no moving parts at all.Powerful in any weatherThanks to IP65 protection class and an operating temperature range of -20 °C to +55 °C, the module is ideal for use indoors and outdoors, whether in the basement, technical room or even in protected outdoor installations. The high discharge power (up to 360 A) makes the module ideal for dynamic loads or rapid discharge in the event of high energy demand.Who is the DEYE AI-W5.1 storage module suitable for?This module is ideal for: Households wishing to increase their self-consumption rate Commercial users seeking a scalable storage solution Installers who value quick installation and flexible expansion Off-grid or hybrid systems where power density and expandability count Sustainable energy concepts that rely on safe and environmentally friendly storage technologyFAQs about the DEYE AI-W5.1 energy storage moduleWhat are the voltage, capacity and current of the module?The AI-W5.1 operates at 51.2 V nominal voltage, offers a gross capacity of 5.12 kWh (4.6 kWh of which usable) and has a nominal capacity of 100 Ah. The permissible continuous current is 50 A, up to 150 A for 10 seconds is possible for short periods.How many modules can be stacked?Up to six modules are permitted per tower, which corresponds to around 30.7 kWh per stack. A total of six towers can be operated in parallel, giving a total capacity of around 184 kWh.Can I retrofit additional modules later?Yes, the modules are hot-swappable. Before retrofitting, however, the new module should be brought to the same state of charge (SoC) as the existing ones. Otherwise, synchronisation problems may occur.Which inverters is the AI-W5.1 compatible with?The module is officially approved for Deye hybrid inverters of the HP and BM series.Does the module have to be fully charged before first use?Yes, according to the manufacturer the module should be charged to 100 % before initial commissioning to ensure correct SoC detection. 

The Deye SE-G5.1Pro-B is a powerful battery module with 5.12 kWh storage capacity based on safe lithium iron phosphate technology (LiFePO₄). With its modular design, support for high-current applications and its flexibility in installation, it is the ideal solution for modern energy storage systems in private and commercial settings.Highlights at a glanceSafe & durable: Cobalt-free LiFePO₄ cells with intelligent BMS Modular and scalable: Up to 64 modules – max. 327 kWh storage capacity High compatibility: Suitable for wall mounting, floor mounting & 19" rack Easy maintenance: Automatic networking, remote monitoring & USB firmware updates Reliable operation: IP20, natural cooling, wide temperature range down to -20 °CCompact, scalable & intelligently networkedWith a single capacity of 5.12 kWh, the Deye SE-G5.1Pro-B is ideal for smaller storage solutions or as a module in large modular storage systems. Thanks to the possibility to connect up to 64 units in parallel, a maximum total capacity of 327 kWh is possible. Perfect for applications with increasing energy needs. Automatic network addressing as well as support for firmware updates via USB or remote access make commissioning and maintenance much easier.Flexible to mount – space-saving & installation-friendlyThanks to three mounting options, rack mounting (19 inch), wall mounting or floor installation, the module can be optimally positioned in almost any environment. With its compact form of only 133 mm height, it saves valuable space in technical rooms or living areas.Who is the Deye SE-G5.1Pro-B suitable for?Private households looking for a safe and future-proof storage system Commercial enterprises requiring scalable storage solutions for self-consumption or backup System integrators & installers who value easy integration and low maintenance  Sustainability-orientated users who rely on environmentally friendly storage technology ModelDEYSE-G5.1 Pro-B Battery typeLiFePO4 Module capacity (kWh)5.12 Module nominal voltage (V)51.2 Module capacity (Ah)100 System nominal voltage (V)51.2 System operating voltage (V)43.2-57.6 System capacity (kWh)5.12 System usable capacity (kWh)4.6 Charge/discharge current (A) - Recommendation50 Charge/discharge current (A) - Nominal value100 Charge/discharge current (A) - Peak discharge (2 min,25°C)150 Operating temperature (°C)Charge: 0 ~ 55 / Discharge: -20 ~ 60 LCD displaySOC%, Power, Total Voltage Communication portCAN2.0, RS485 Humidity5% ~ 90% Altitude≤2000m IP protection class of the housingIP65 Storage temperature (°C)0 ~ 35 Dimensions (W/D/H, mm)440 * 133 * 540 Weight (kg)45 Installation locationFloor mounting, rack mounting Recommended depth of discharge90% Cycle lifetime25 ± 2°C, 0.5C/0.5C, EOL70% ≥ 6000 Warranty10 years CertificationsUN38.3, IEC62619, CE,UK, VDE2510-50, CEI 0-21, FCC, UL1973, UL9540A  FAQs about the Deye SE-G5.1Pro-B battery storage unitHow much energy is actually usable?One module delivers 5.12 kWh gross capacity, of which around 4.6 kWh is usable at 90% depth of discharge, particularly suitable for private and commercial applications.What voltage and currents apply per module?The module operates at 51.2 V nominal voltage and 100 Ah capacity. The continuous current is 50 A, with up to 150 A possible for 10 seconds at peak.How many modules can be combined?In the IP20 version, up to 64 modules can be connected in parallel, giving a total capacity of over 327 kWh. For home use: six modules per stack, i.e. 30.7 kWh per unit.How long does the module last?The cells achieve over 6,000 cycles at 90 % DoD, with a residual capacity of at least 70 % at the end of life, so they are designed for long-term use.Which Deye inverters is the system compatible with?The battery is officially released for all three-phase hybrid inverters of the SUN-xK-HP3 and SUN-xK-BM series, fully plug-&-play enabled without additional modifications. Scope of delivery Deye SE-G5.1Pro-B rack battery module (5.12 kWh): Module typeThis is a single, flexible low-voltage battery module for installation in 19-inch racks, for wall mounting or floor mounting.1 x Deye SE-G5.1Pro-B battery module (5.12 kWh)The central storage unit with 5.12 kWh (100 Ah) in rack format, including an intelligent, integrated battery management system (BMS).1 x set of mounting handles / rack earsHandles for easier handling and for attaching the module in a 19-inch rack.1 x set of battery connection cables (plus & minus)A pair of pre-assembled high-performance cables for connecting the module (or the battery stack) to a compatible hybrid inverter.1 x communication cable (CAN/RS485)A data cable for communication between the battery module and the inverter.1 x parallel connection cable (power & communication)Short cables to connect the power and data bus of this module to another module.1 x earthing cableA protective conductor cable for proper earthing of the housing.1 x operating and installation manualA printed manual that describes the various installation methods (rack, wall, stack).2 x wall bracketsFor wall mounting of the battery pack 4 x feetFor stacking and securing the battery

The Deye RW-F10.6 is an integrated low-voltage energy storage system designed for maximum efficiency, safety, and easy installation in modern photovoltaic systems. Based on superior lithium iron phosphate (LiFePO4) technology, this system offers a high usable capacity of 10.64 kWh in a single, enclosed unit. It is optimised for space-saving wall mounting, making it the ideal solution for homeowners and small businesses who want to maximise their self-consumption.Highlights at a glanceHigh storage capacity: Provides a large energy reserve of 10.64 kWh for maximum independence in a single device.Optimised for wall mounting: Designed for space-saving and safe installation on the wall.Maximum safety with LiFePO4: The cobalt-free lithium iron phosphate technology is considered the safest and most durable on the market.Intelligent battery management (BMS): The integrated BMS permanently monitors and protects the storage unit for safe and optimised operation.High compatibility: Perfectly matched to the low-voltage hybrid inverters from Deye and other compatible systems.Large capacity for maximum independenceWith its high capacity of 10.64 kWh, the Deye RW-F10.6 storage system allows a large part of the solar power generated during the day to be stored and used in the evening and at night. This significantly increases your self-consumption and reduces your dependence on the public electricity grid and rising energy prices. The capacity is ideal for a typical single-family house, even when using appliances such as a heat pump or an electric car.Maximum safety and durability with LiFePO4The use of lithium iron phosphate cells (LiFePO4) sets the highest safety standard in storage technology. These cells are thermally extremely stable, intrinsically safe, and do not require the use of cobalt. They are notable for their exceptionally high cycle life of over 6000 charge and discharge cycles, enabling a very long service life of over 15 years, making the system a sustainable and economical solution.Intelligent control and easy installationAt the heart of the system is the intelligent battery management system (BMS). It reliably protects the storage unit against overcharging, deep discharge, overheating and short-circuiting. It also ensures active cell balancing, which maximises efficiency and service life. As a self-contained unit, the storage block is securely mounted using the supplied wall bracket and connected directly to the inverter, allowing for a clean, quick, and professional installation. Properties  ModelDeye RW-F10.6 ApplicationLow-voltage storage system TechnologyLithium iron phosphate (LiFePO4) Nominal voltage (V)51.2 Energy (kWh)10.64 Usable energy (kWh)9.57 Max. charge/discharge current (A)100 Cycle life≥ 6000 (at 90% DOD) Dimensions (W x D x H in mm)560 x 340 x 780 Weight (kg)approx. 104  FAQs about the Deye RW-F10.6 storage systemFor which household is a storage system with approx. 10.6 kWh suitable?A storage unit of this size is ideal for detached houses with an annual electricity consumption of approx. 4,000 to 8,000 kWh. It provides enough capacity to store the surplus generated during the day by a typical 8-13 kWp PV system and to supply the household with its own solar power overnight as well as on cloudy days.Why is LiFePO4 the safest lithium technology?LiFePO4 cells have a very stable chemical structure. They are not susceptible to thermal runaway, even in the event of mechanical damage or overcharging. This makes them the safest choice for use in residential buildings.What is the advantage of wall mounting?Wall mounting allows for a very space-saving installation in utility rooms, garages, or basements without taking up valuable floor space. This ensures an organised appearance and protects the storage system against ground moisture or dirt.Which inverters is this system compatible with?The Deye RW-F10.6 system is perfectly matched to the low-voltage hybrid inverters from Deye. Communication between the storage BMS and the inverter ensures perfectly coordinated and efficient operation. Compatibility with inverters from other manufacturers should be checked in advance.  Scope of delivery Deye RW-F10.6 lithium iron phosphate battery (10.64 kWh): Module typeThis is a single, wall-mounted low-voltage battery storage unit. A separate, compatible hybrid inverter is required.1 x Deye RW-F10.6 battery module (10.64 kWh)The central storage unit with 10.64 kWh (208 Ah) in a single housing, including an integrated battery management system (BMS).1 x wall bracket (Wall Mount Bracket)A sturdy metal bracket for securely mounting the storage unit to a suitable wall.1 x set of battery connection cables (plus & minus)A pair of pre-assembled high-performance cables (red and black) for connecting the storage unit to the inverter.1 x communication cable (CAN/RS485)A data cable for communication between the battery BMS and the inverter.1 x grounding cableA protective conductor cable for proper grounding of the metal casing.1 x set of mounting materialsUsually includes heavy-duty screws and wall plugs for mounting the wall bracket.1 x operating and installation manualA printed manual with all safety-related instructions, installation steps, and configuration details.

The Deye SE-F5 Pro-C is a state-of-the-art 5.12 kWh battery storage module based on safe lithium iron phosphate technology (LiFePO4). As part of the "Pro" series, this 51.2V low-voltage battery has been specially developed for seamless integration with Deye hybrid inverters and other common 48V systems.The storage unit is characterised by its high energy density, the cobalt-free chemistry and the intelligent battery management system (BMS). The SE-F5 Pro-C is the ideal solution for homes and commercial applications that require reliable self-consumption optimisation (solar) or robust emergency power supply. Thanks to its modular design, capacity can be flexibly expanded from 5 kWh up to high double-digit kWh.Highlights at a glanceSafest cell chemistry (LiFePO4): Uses lithium iron phosphate, which is extremely thermally stable, does not burn, and is considered the safest lithium technology on the market.High capacity (5.12 kWh): Offers 100 Ah at 51.2 V nominal voltage in a compact enclosure, ideal for long autonomy times.Long service life (6000+ cycles): Designed for over 6000 charge/discharge cycles (at 25°C, 90% DOD), which means a usage life of well over 10–15 years.Intelligent BMS: The integrated battery management system protects against overcharging, deep discharge, overcurrent and overtemperature and ensures active cell balancing.Environmentally friendly (Cobalt Free): The battery contains no toxic cobalt at all, minimising environmental impact during manufacturing and disposal.Flexible scalability: Supports the parallel connection of up to 32 units (for some modules even up to 64) to achieve storage sizes of over 160 kWh.Easy installation: Thanks to 19-inch standard dimensions, the module is ideal for rack systems or wall mounting (with suitable brackets).Deye compatibility: Perfectly matched to Deye hybrid inverters (automatic recognition via CAN bus), but also compatible with Victron, Growatt, SMA etc. (depending on protocol).Areas of applicationThe Deye SE-F5 Pro-C is extremely versatile:Self-consumption optimisation: Storage of surplus PV electricity for the night.Emergency power systems (backup): Reliable energy source during power outages.Peak shaving: Limiting peak loads in commercial operations.Off-grid systems: Stand-alone systems without grid connection.Technology & advantagesThe SE-F5 Pro-C stands out thanks to the following technical features:LFP technology: Unlike NMC batteries, LiFePO4 does not tend towards "thermal runaway" if damaged. This makes installation in homes particularly safe.Smart communication: The BMS actively communicates with the inverter. It reports state of charge (SOC), state of health (SOH) and temperature in real time so that the inverter can dynamically adjust the charging curve.Soft-Start: Integrated precharge resistors prevent high inrush currents which could trip fuses when switching on the battery. Installation & operating instructionsCabling: Standard battery cables (often 25mm² or 35mm²) with Amphenol or M-screw connections (please check for each model!) are required to connect to the inverter. The communication cable (RJ45, CAN-Bus) is mandatory for the warranty.Addressing: When connected in parallel, batteries often have to be addressed via DIP switches (Master/Slave configuration), the Master taking over communication with the inverter.Temperature: Lithium batteries should not be charged at temperatures below 0°C. The BMS stops charging in the event of frost to protect the cells. Ideal operating range: 15°C to 30°C. Properties ModelDeye SE-F5 Pro-C (Cobalt Free) TechnologyLiFePO4 (lithium iron phosphate) Nominal Voltage51.2 V Nominal Capacity100 Ah Energy Content5.12 kWh Recommended Depth of Discharge (DOD)90% (for maximum service life) Cycle Life≥ 6000 cycles (at 25°C, 0.5C rate) CommunicationCAN 2.0 / RS485 (perfectly matched to Deye Inverter) Dimensions (W x D x H in mm)440 x 530 x 133 (standard 3U rack height) Weight (kg)approx. 45.0 kg  FAQs about the Deye SE-F5 Pro-CDoes this battery also work with other inverters?Yes. Deye uses standard protocols (Pylontech protocol etc.). The battery is compatible with many 48V low-voltage inverters (e.g. Victron Energy, Growatt, SMA Sunny Island, Solis) as long as the matching protocol is selected in the BMS or inverter. However, it delivers the best performance in the Deye ecosystem.What is the difference to the SE-G5.1 Pro?The designations (Pro, Pro-C, Pro-B) often refer to revisions in the chassis design, chip availability or certifications (e.g. UL certificates for specific markets). The key technical data (5.12 kWh, LFP) is usually the same. The "C" version is usually the latest, optimised for the European market.Can I expand the battery later?Yes, absolutely. You can always connect more modules in parallel to increase capacity. The BMS will balance charge differences between new and old modules to some extent. However, it is recommended to combine modules with a similar ageing state or to synchronise the system all at once. Scope of delivery: Deye SE-F5 Pro-C (5.12 kWh)This product is a set consisting of the inverter unit and separate battery modules.1 x Deye SE-F5 Pro-C battery moduleThe main unit with 5.12 kWh capacity, integrated battery management system (BMS) and LCD display for status indication.1 x wall bracket (mounting bracket)A mounting plate for secure wall-mounting of the battery module.1 x set of battery connection cablesIncludes typically a negative battery cable and the positive connector (or a cable pair) for connecting to the inverter.1 x RJ45 communication cableUsed for the data connection between the battery (PCS port) and the hybrid inverter.1 x earthing cable (grounding cable)A yellow-green cable for the legally required protective earth connection to the housing.1 x set of mounting materialConsisting of expansion plugs (mostly M6x100), screws (M4) and hex head screws to fix to the bracket.4 x stacking bracketsSpecial brackets for stacking several modules on the floor instead of hanging them on the wall.1 x positioning template (positioning paperboard)A cardboard template to accurately mark the drilling holes for the wall bracket.1 x operating instructions (user manual)Technical manual with installation and safety instructions.

The Deye SE-F12 is a state-of-the-art low-voltage energy storage system (48V / 51.2V), designed for maximum reliability and performance in residential and commercial solar installations. With an impressive nominal capacity of 11.8 kWh (approx. 230 Ah) in a single, compact housing, this storage system provides an excellent balance of high energy density and proven safety.Thanks to the long-lasting lithium iron phosphate cell chemistry (LiFePO4) and the intelligent battery management system (BMS), the SE-F12 is the ideal choice for users wanting to maximise their self-sufficiency. The enormous scalability also makes the system a flexible and future-proof investment in personal energy independence.Highlights at a glanceHigh storage capacity (11.8 kWh): Provides a massive 230 Ah at 51.2 V nominal voltage in only one module, drastically reducing cabling effort compared to smaller 5 kWh blocks.Safe LiFePO4 technology: Uses lithium iron phosphate, the safest and most thermally stable cell chemistry on the market, with no risk of thermal runaway.Powerful power handling: Allows a maximum continuous discharge current of 230 A (approx. 11.5 kW output) and peak currents of up to 280 A for 10 seconds – ideal for large loads such as heat pumps or EV charging stations.Extreme scalability: The system grows with your requirements. Up to 32 units can be connected in parallel as standard (with CAN bridge even up to 64 units for up to 18 MWh storage capacity).Smart monitoring: Equipped with LED status indicators, as well as Bluetooth, RS485 and CAN2.0. Seamless integration into the Deye app enables precise real-time monitoring via smartphone.Long service life: Certified for more than 6,000 cycles (at 80% depth of discharge / DoD), equivalent to a service life of 15+ years with daily charging and discharging.Flexible installation: Certified to IP21, the housing supports both wall mounting and floor-standing (stacked) installation to optimally utilise the space in the plant room.Areas of applicationThe Deye SE-F12 is extremely versatile and is mainly suitable for:Single-family houses: To maximise self-consumption and as a robust emergency power storage solution when combined with hybrid inverters.Commercial installations (C&I): For peak shaving (reducing peak loads) and storing large PV yields in agricultural or commercial businesses.Off-grid systems: The high continuous load capacity easily serves stand-alone island systems with large inrush currents.Installation & safety instructionsTransport and handling: With a weight of 84 kg the module is extremely heavy. Ensure you move it to the cellar or utility room with two people or suitable lifting equipment (e.g. stair climber).Temperature management: Although the storage operates over a wide range (-20°C to 55°C when discharging), for maximum lifetime and capacity yield it should be installed in a frost-free, dry room (15°C to 25°C). Charging below 0°C is blocked by the integrated BMS for safety reasons.Cable dimensioning: To transmit the enormous maximum continuous current of 230 A without voltage loss or dangerous heat generation, high-quality battery cables with a cross-section of at least 70 mm² (better 95 mm²) between the storage and busbar or inverter are indispensable.Compatibility: The system natively “speaks” the Deye protocol and works best plug & play with Deye low-voltage hybrid inverters (e.g. the SUN-10K or 12K-SG04LP3 series). Features  ModelDeye SE-F12 Technology**LiFePO4** (lithium iron phosphate) Nominal voltage**51.2 V** (operating range: 44.8 V - 57.6 V) Nominal capacity**230 Ah** Nominal energy**11.8 kWh** Max. continuous current**230 A** (peak current 280 A for 10s) Cycle life**≥ 6000 cycles** (at 80% DOD and 25°C) CommunicationCAN 2.0 / RS485 / Bluetooth + App connection Dimensions (W x D x H)approx. 400 x 232 x 583 mm Weightapprox. **84 kg** Type of installationFloor standing, wall mounted or stacked  FAQs about the Deye SE-F12Can I use this battery with an inverter from another brand?Basically yes. The Deye SE-F12 uses common communication protocols (CAN/RS485) and can often also be operated with compatible third-party brands such as Victron, Solis or Growatt. However, the correct BMS protocol must be manually configured on the battery (via software or DIP switch).What happens if there's a power outage at home?If you combine the SE-F12 with a backup-capable hybrid inverter (such as the Deye SG04 series), the system switches to battery operation within milliseconds during a grid failure. Thanks to the high discharge performance (up to 11.5 kW from just one battery), you can continue to supply large three-phase loads in your home's electrical system without difficulty.Why do some shops list "SE-F12-C"?The suffix "-C" usually refers to the latest model revision (often the EU version), which is equipped with an integrated LCD display on the front of the casing. This allows cell voltages and SoC to be read directly. The pure performance data for the standard SE-F12 are identical.

The Deye SE-F16 is a high-capacity low-voltage energy storage system (51.2 V) designed for demanding private and commercial photovoltaic applications. With an enormous nominal capacity of 16 kWh (314 Ah) in just a single compact case module, this storage unit significantly minimises space requirements and installation effort.This model uses proven and intrinsically safe lithium iron phosphate (LiFePO4) cell chemistry. In combination with the intelligent battery management system (BMS) and extensive monitoring options (including Bluetooth), the SE-F16 offers maximum safety, scalability and longevity for autonomous energy supply to your home or business.Highlights at a GlanceMassive storage capacity (16 kWh): With 314 Ah nominal capacity at 51.2 V, this single module provides enough energy to reliably supply large households even during longer sunless periods.Safe LiFePO4 cell chemistry: The lithium iron phosphate technology guarantees maximum thermal stability and almost completely eliminates the risk of thermal runaway (fire hazard).Powerful power handling: The system supports an enormous continuous discharge current of up to 230 A and peak currents of 280 A (for 10 seconds), ideal for power-hungry large consumers such as heat pumps or wallboxes.Extreme scalability: Up to 32 units can be connected in parallel as standard for even greater energy needs. With a CAN bridge, scaling up to 64 modules is possible.Smart monitoring & connectivity: In addition to CAN2.0 and RS485, the storage unit features Bluetooth for convenient monitoring via smartphone app. The "C" version (SE-F16-C) also has an integrated LCD display.Durability & efficiency: Certified for over 6,000 charge cycles (at 25°C), which ensures reliable operation for decades in daily use.Flexible installation: Despite the high weight, the case system is extremely flexible and can be installed on the wall, floor-standing, or stacked.Areas of ApplicationThe Deye SE-F16 is the perfect solution for demanding energy scenarios:Single-family and multi-family homes: Maximises the self-consumption of PV electricity and, in combination with a hybrid inverter, provides powerful emergency power for the entire building.Commercial applications (C&I): Used to cap expensive load peaks (peak shaving) and store large PV surpluses in agricultural or commercial operations.Off-grid & island systems: Thanks to its gigantic capacity and high continuous discharge performance, provides a reliable energy source for totally off-grid properties.Installation & Safety InstructionsLogistics and weight: At 109 kg, the module is extremely heavy. Transport must always be carried out with suitable lifting equipment (stair climber) or by at least two to three people.Choice of site: The storage unit must be installed in a dry and ideally frost-free room (protection class IP21). Charging at temperatures below 0°C is automatically blocked by the BMS to protect the cells.Cable cross-sections: Due to the extremely high currents (up to 230 A continuous load), the connection cables to the inverter or busbar must have a cross-section of at least 70 mm², preferably 95 mm², to avoid overheating and voltage losses.Commissioning with parallel connection: When connecting several SE-F16 modules together, all units must be charged to exactly the same voltage level prior to cabling in order to avoid dangerous equalisation currents. Features  ModelDeye SE-F16 (Series C with display) Technology**LiFePO4** (lithium iron phosphate) Nominal voltage**51.2 V** (operating range: 44.8 V - 57.6 V) Nominal capacity**314 Ah** Nominal energy**16.0 kWh** Max. continuous current**230 A** (peak current 280 A for 10s) Cycle life**≥ 6000 cycles** (at 90% DOD and 25°C) CommunicationCAN 2.0 / RS485 / Bluetooth + App (incl. LCD display) Dimensions (W x D x H)approx. 400 x 233 x 708 mm Weightapprox. **109 kg** Mounting typeFloor-mount, wall-mount or stacked  H2: FAQs about the Deye SE-F16What is the difference between the SE-F16 and the SE-F12?The main difference is in capacity and housing height. The SE-F16 delivers 16 kWh (314 Ah) and weighs around 109 kg, while the SE-F12 offers 11.8 kWh (230 Ah) and weighs about 84 kg. Both use the same 51.2 V architecture and are designed for identical applications, but the F16 provides significantly more autonomy per installed module.What does the "C" stand for in the model name SE-F16-C?The suffix "-C" in Deye storage refers to the extended model variant, which, in addition to Bluetooth monitoring, is also equipped with an integrated LCD display on the front of the case. This allows the current state of charge (SoC), cell voltages, and warnings to be read directly on the device without having to open the app.Do I necessarily need a Deye inverter for this battery?No, but it is strongly recommended for smooth operation. The SE-F16 is "plug & play" compatible with Deye low-voltage hybrid inverters (such as the SG04 series), since the BMS protocol matches natively. For third-party brands (such as Victron, SMA, or Solis), communication must first be configured manually using DIP switches or software settings.