Yuasa Lead-acid battery with 12V and 12Ah – NP12-12 VDS

The Yuasa NP24-12I VdS is an industrial, valve-regulated lead-acid (VRLA) battery with a nominal voltage of 12 V and a capacity of 24 Ah. With leak-proof AGM technology, high current-carrying capacity and VdS approval, this maintenance-free battery is a reliable power source for safety-critical applications such as fire alarm systems, UPS systems or telecommunications systems.Highlights at a glanceReliable capacity: 24 Ah (20h) / 22.3 Ah (10h) at 12 V for a constant power supplyVdS approved: G 182026 for safety-related applicationsHigh peak load: Maximum discharge current up to 500 A for 1 secondMaintenance-free: AGM technology with > 99% gas recombinationFlexible installation: Internal threaded or bolt connections (M5) with a tightening torque of 2.45 NmHigh-performance solution for critical systemsWith a nominal capacity of 24 Ah (20-hour discharge to 1.75 V/cell) and 22.3 Ah (10-hour discharge to 1.8 V/cell), the NP24-12I delivers a reliable and stable power supply – even during sudden load peaks of up to 500 A. Ideal for emergency power supplies, security technology and communication systems where reliability is of the utmost importance.Robust technology with high operational reliabilityThe maintenance-free AGM (Absorbent Glass Mat) technology completely binds the electrolyte within the separator, meaning there is no free electrolyte present. With gas recombination of over 99% and self-closing safety valves, the battery is safe in operation and requires no topping up. The low self-discharge rate of approx. 3% per month makes it particularly suitable for long-term storage. The housing, made of robust ABS plastic, complies with the UL94:HB standard; a flame-retardant version in accordance with UL94:V0 is available upon request.Features  ModelYuasa NP24-12I VdS Battery typeVRLA AGM (cycle-resistant, maintenance-free) Nominal voltage (V)12 Capacity (Ah)24 (at a 20-hour rate) Maximum discharge current240A (for 5 seconds) Charging voltage (trickle charge)13.65V (±1%) Charging voltage (cyclic operation)14.7V (±3%) Operating temperature (°C)-15 ~ 50 Storage temperature (°C)-20 ~ 50 Service lifeHigh cycle life Dimensions (L/W/H, mm)175 x 166 x 125 Weight (kg)8.6 ConnectionM5 thread CertificationsIEC 60896-21+22, UL, VdS  FAQs on the Yuasa 12V 24Ah lead-acid batteryWhat applications is the NP24-12I suitable for?It is ideal for fire alarm systems, UPS systems, emergency lighting, telecommunications, security technology and PV backup systems.What is the typical service life in standby mode?The NP24-12I offers a service life of up to 5 years at 20 °C and is classified as ‘Standard Commercial’ according to EUROBAT.What type of connection is used?Internal threads or bolt connections (M5) with a tightening torque of 2.45 Nm ensure a secure and vibration-resistant connection.Is the battery truly maintenance-free and leak-proof?Yes. VRLA technology with gas recombination and valve-regulated design. Each cell has a low-pressure valve. yuasa.deIn what orientation may the NP24-12I be mounted?Installation and operation are possible at angles of up to 90 degrees from the upright position. Permanent overhead installation is not intended.What charging voltages must be observed and what is the maximum permissible charging current?Float charge at 20 °C 13.65 V per block. Cyclic charging at 20 °C 14.5 V per block. Temperature compensation float approx. −3 mV per cell and °C, cyclic approx. −4 mV per cell and °C. Cyclic charging current up to 6 A.Can the battery be operated in a sealed enclosure?No, VRLA batteries can release hydrogen gas. Installation in airtight enclosures is not permitted and adequate ventilation must always be ensured. 

The Yuasa NP17-12I VDS is an industrial, valve-regulated lead-acid (VRLA) battery with a nominal voltage of 12 V and a capacity of 17 Ah (20h). Thanks to leak-proof AGM technology, high current-carrying capacity and VdS certification, this maintenance-free battery is particularly suitable for safety-critical applications such as fire alarm systems, UPS systems or telecommunications.Highlights at a glanceHigh capacity: 17 Ah (20h) / 15.7 Ah (10h) at 12 V for continuous power supply.VdS approved: G 197022 for safety-critical applicationsHighly resilient: Up to 500 A discharge current for 1 second.Maintenance-free: VRLA-AGM technology with > 99% gas recombination.Robust design: Internal thread or bolt connection (M5) for secure mounting.Long-lasting: EUROBAT class “Standard Commercial” with a service life of up to 5 years.High-performance solution for critical systemsWith a capacity of 17 Ah (20-hour discharge to 1.75 V/cell) or 15.7 Ah (10-hour discharge to 1.8 V/cell), the NP17-12I delivers a reliable power supply, even during sudden load peaks of up to 500 A for 1 second. Ideal for use in safety-critical applications where consistent performance and operational reliability are essential.Robust technology with a long service lifeThe maintenance-free AGM (Absorbent Glass Mat) technology ensures a gas-tight seal with > 99% gas recombination. The battery requires no electrolyte top-up and features self-closing low-pressure vent valves for safe pressure regulation. Self-discharge is only approx. 3% per month, ideal for long-term standby. The housing is made of durable ABS plastic (UL94:HB), and a flame-retardant version in accordance with UL94:V0 is optionally available. The connections with M5 internal thread or bolts allow for stable and secure mounting with a tightening torque of 2.45 Nm.Features  ModelYuasa NP17-12I VDS Battery typeVRLA AGM (maintenance-free) Nominal voltage (V)12 Capacity (Ah)17 (at 20h rate) Maximum discharge current170A (for 5 seconds) Charging voltage (float charge)13.65V (±1%) Charging voltage (cyclic operation)14.7V (±3%) Operating temperature (°C)-15 ~ 50 Storage temperature (°C)-20 ~ 50 Service lifeUp to 5 years (according to Yuasa design) Dimensions (L/W/H, mm)181 x 76 x 167 Weight (kg)6.6 ConnectionM5 thread CertificationsIEC 60896-21+22, VdS, UL  FAQs on the Yuasa 12V 17Ah lead-acid batteryWhat applications is the NP17-12I suitable for?The NP17‑12I is a maintenance-free 12 V / 17 Ah AGM‑VRLA battery with VdS approval, which is ideal for UPS systems, emergency lighting, alarm and security technology, telecommunications, medical equipment and PV backup systems.How long does the battery last?The NP17-12I offers a service life of up to 5 years at 20 °C and is classified as ‘Standard Commercial’ according to EUROBAT.How safe is operation?The battery is maintenance-free, has self-closing vent valves for gas pressure regulation and a robust housing. Installation is possible in any position except permanently upside down.What type of connection is used?The battery is equipped with M5 internal threads or bolt connections, ideal for a stable and vibration-resistant connection.How should the NP17‑12I be charged correctly?Float charging voltage (20 °C): 13.65 V (≈ 2.275 V/cell), temperature compensation –3 mV/cell/°CBoost/cycle charge: 14.5 V (≈ 2.42 V/cell), compensation –4 mV/cell/°CMax. charging current in cycle mode: approx. 4.25 A (~0.25 C)What temperature ranges and storage conditions must be observed?Charging: −15 °C to +50 °CDischarging: −20 °C to +60 °CStorage (fully charged): −20 °C to +60 °CSelf-discharge: approx. 3 % per month at 20 °C

The Yuasa NP7-12 is a high-performance, valve-regulated lead-acid (VRLA) battery with a nominal voltage of 12 volts and a capacity of 7 Ah. It impresses with its reliable performance, robust construction and versatility, making it ideal for industrial applications, security and emergency power systems.Highlights at a glanceReliable capacity: 7 Ah at 12 V for a constant power supply.VdS approved: G 189099 for safety-critical applicationsCompact design: 151 × 65 × 97.5 mm, ideal for limited installation space.Flexible installation: Can be installed in any position, except permanently upside down.Maintenance-free: VRLA technology with low-pressure vent valves.Long-lasting: EUROBAT ‘Standard Commercial’ classification for up to 5 years’ service life.High current capacity: Up to 210 A discharge current for 1 second.Rugged performance for demanding applicationsThe NP7-12 offers a 20-hour capacity of 7 Ah (up to 1.75 V/cell at 20 °C) and a 10-hour capacity of 6.4 Ah (up to 1.8 V/cell). Thanks to its high current-carrying capacity of up to 210 A for 1 second, the battery is particularly suitable for emergency power systems, UPS systems and safety-critical applications.Maintenance-free operation and long service lifeThe NP7-12 is classified as ‘Standard Commercial’ according to EUROBAT and offers a service life of up to 5 years at an ambient temperature of 20 °C. Self-discharge is only approx. 3% per month, which ensures a high level of operational readiness even during prolonged storage. The casing is made of durable ABS plastic (UL94:HB) and is available in a flame-retardant version (UL94:V0) on request. The battery complies with the ISO 9001 quality standard.Easy integration and reliable technologyThe battery is fitted with Faston connectors (4.75 mm) and can be easily integrated into almost any system. It can be installed in any position, except permanently upside down. Each of the six cells is fitted with a low-pressure relief valve which closes automatically once pressure has been equalised, ensuring maintenance-free and safe operation. The recommended charging voltage for float charging is 13.65 V (±1%) per block; for cyclic operation, it is 14.5 V (±3%). The maximum charging current is 1.75 A in cyclic operation; there is no limit for float charging.Features ModelYuasa NP7-12 Battery typeVRLA AGM (maintenance-free) Nominal voltage (V)12 Capacity (Ah)7 (at a 20-hour rate) Maximum discharge current80A (for 5 seconds) Charging voltage (trickle charge)13.65V (±1%) Charging voltage (cyclic operation)14.7V (±3%) Operating temperature (°C)-15 ~ 50 Storage temperature (°C)-20 ~ 50 Service lifeUp to 5 years ( Yuasa -design) Dimensions (L/W/H, mm)151 x 65 x 94 Weight (kg)2.5 ConnectionFaston 4.8 mm CertificationsIEC 60896-21+22, VdS, UL  FAQs on the Yuasa 12V, 7Ah lead-acid batteryHow long does the NP7-12 last?The NP7-12 offers a service life of up to 5 years at an ambient temperature of 20 °C and meets the EUROBAT ‘Standard Commercial’ category.What applications is the battery suitable for?The battery is suitable for:UPS systemsFire detection and alarm systemsMedical devicesEmergency lightingTelecommunications and control systemsIs flexible installation possible?Yes, the battery can be used in almost any position; only a permanently upside-down mounting position should be avoided.What safety features are built in?The battery features a robust ABS casing and low-pressure relief valves for safe gas pressure regulation. A flame-retardant casing is available as an option.How and using which parameters should the NP7‑12 be charged correctly?Float charging voltage: 13.65 V block voltage (2.275 V/cell) at 20 °C, temperature compensation –3 mV/cell/°C.Cyclic (boost) charging voltage: 14.5 V block (2.42 V/cell), compensated by –4 mV/cell/°C.Recommended charging current for cyclic operation: up to approx. 1.75 A (~0.25 C)What is the maximum discharge current and how good is the deep-discharge protection?Short-term peak current (1 sec.): 210 A,1-minute current: 48 AInternal impedance: approx. 23 mΩ at 1 kHz.The battery recovers excellently after deep discharge and is structurally robustWhat is the rate of self-discharge during storage, and what should be borne in mind?At 20 °C, the self-discharge rate is approximately 3 % per month. The NP7‑12 can be stored for up to 12 months, provided it is recharged regularly. It should be stored at temperatures between –20 °C and +60 °C, ideally at a maximum of +30 °C. 

The Yuasa NP38-12I VDS is an industrial, valve-regulated lead-acid (VRLA) battery with a nominal voltage of 12 volts and a capacity of 38 Ah (20h). Featuring robust AGM technology and VdS certification, this battery is the ideal solution for safety-critical applications with high performance requirements.Highlights at a glanceHigh capacity: 38 Ah (20h) / 35.3 Ah (10h) at 12 V for continuous power supply.VdS approved: G 182024 for safety-related applicationsMaintenance-free: AGM technology with > 99% gas recombination.High-performance: Up to 500 A discharge current (1 second) and 804 A short-circuit current.Secure connection: M5 internal thread or bolt connection with 2.45 Nm torque.Long-lasting: EUROBAT ‘Standard Commercial’ class: up to 5 years’ service life.High-performance for safety-critical systemsThe NP38-12I is ideal for applications requiring a reliable, uninterrupted power supply. With a 20-hour capacity of 38 Ah and a 10-hour capacity of 35.3 Ah, the battery delivers consistently high performance even during extended operating times. The maximum current output is 500 A (1 second), making it ideal for systems with short-term high-load requirements.Maintenance-free operation with high safetyThanks to AGM (Absorbent Glass Mat) technology, the battery is completely maintenance-free and gas-tight. The integrated low-pressure vent valves ensure safe pressure equalisation within the cells. Installation is possible in any position, with the exception of a permanently upside-down mounting position. Self-discharge is only approx. 3% per month at 20 °C, ensuring the battery remains ready for use even during prolonged storage. The shock-resistant ABS casing is optionally available in a flame-retardant version compliant with UL94:V0.Features  ModelYuasa NP38-12I VDS Battery typeVRLA AGM (maintenance-free) Nominal voltage (V)12 Capacity (Ah)38 (at 20h rate) Maximum discharge current380A (for 5 seconds) Charging voltage (trickle charge)13.65V (±1%) Charging voltage (cyclic operation)14.7V (±3%) Operating temperature (°C)-15 ~ 50 Storage temperature (°C)-20 ~ 50 Service lifeUp to 5 years (according to Yuasa design) Dimensions (L/W/H, mm)197 x 165 x 170 Weight (kg)14.6 ConnectionM6 thread CertificationsIEC 60896-21+22, VdS, UL  FAQs on the Yuasa 12V 38Ah lead-acid batteryWhat applications is the NP38-12I VDS suitable for?The battery is particularly suitable for:VdS-certified fire alarm and security systemsEmergency power solutions (UPS)Safety and emergency lightingTelecommunications equipmentAutomation and controlApplications with high power requirementsIs flexible installation possible?Yes, the battery can be operated in any position, with the sole exception of a permanently upside-down mounting position.How safe is it to use?The battery features integrated low-pressure vent valves, is completely maintenance-free and meets the highest safety and quality standards.What is the shelf life and cycle life?According to EUROBAT, the battery corresponds to the ‘Standard Commercial’ class with an expected service life of 3–5 years in float mode. In cyclic use, up to 1,000 charge cycles are possible.What charging voltage and charging parameters apply?Float charging voltage (20 °C): approx. 13.65 V per block (≈ 2.275 V/cell), compensation –3 mV/cell/°CCycle/boost charging voltage: approx. 14.5 V per block (≈ 2.42 V/cell), compensation –4 mV/cell/°CMaximum cyclic charging current: up to 9.5 A (~0.25 C)Float charging current limit: no limit. In what temperature ranges can the battery be operated and stored?Charging: −15 °C to +50 °CDischarge: −20 °C to +60 °CStorage (fully charged): −20 °C to +60 °C, ideal < +50 °CSelf-discharge: approx. 3% per month at 20 °C.

The XCELL XP1.2-12 is a compact 12-volt AGM lead-acid battery with a nominal capacity of 1.2 Ah. It reliably supplies energy in safety-related devices and industrial applications, impresses with easy integration and defined charging parameters for standby and cyclic operation.Highlights at a glanceCompact and lightweight: 97 x 43 x 58 mm at approx. 0.54 kgVdS approved: G 114095 for safety applicationsMaintenance-free thanks to AGM technology and valve-regulated constructionClear charging windows: Float 13.60 to 13.80 V, Cycle 14.50 to 14.90 VSolid power reserve: up to 18 A discharge current for 5 secondsUse and PerformanceThe XP1.2-12 is designed for alarm and security technology, emergency lighting, communication and measuring devices as well as small control units. The internal impedance of approx. 90 mΩ supports stable voltage supply, even during short load peaks. The permissible discharge range from −15 °C to +50 °C enables operation in different environments.Efficiency and Service LifeIn float operation, an expected service life of 3 to 5 years at 20 °C is envisaged. The self-discharge is low: at 25 °C approx. 91 percent capacity remains after 3 months, 82 percent after 6 months and 65 percent after 12 months of storage. This means the battery remains reliably available even after idle periods.Installation and Charging RecommendationsThe battery has T1 terminals for quick, secure installation. For standby operation, a charging voltage of 13.60 to 13.80 V at 25 °C with temperature compensation of −18 mV per °C is recommended. In cyclic operation, 14.50 to 14.90 V at 25 °C with −30 mV per °C compensation applies. The maximum charging current is 0.36 A.Features  ModelXCELL XP1.2-12 VdS Battery typeVRLA AGM (safety technology) Nominal voltage (V)12 Capacity (Ah)1.2 (at 20h rate) Maximum discharge current18A (for 5 seconds) Charging voltage (standby charge)13.5V - 13.8V Charging voltage (cyclic operation)14.4V - 15.0V Operating temperature (°C)Charge: 0 ~ 40 / Discharge: -20 ~ 50 Storage temperature (°C)-20 ~ 40 Service lifeup to 5 years (EUROBAT: Standard Commercial) Dimensions (L/W/H, mm)97 x 43 x 58 Weight (kg)approx. 0.57 ConnectionFaston 187 (4.8 mm) CertificationsVdS, ISO9001, CE, UL  FAQs about the XCELL XP1.2-12What is the expected service life of the XP1.2-12 in standby operation?At 20 °C, 3 to 5 years in float operation is envisaged. Regular functional checks and appropriate charging voltage increase availability.For which applications is the XP1.2-12 battery suitable?Preferred for alarm and signalling systems, emergency lighting, communication and measuring devices as well as compact controllers with 12-volt supply.Which charging voltages should be used?In float charge operation, the voltage should be between 13.60 V and 13.80 V at 25 °C. In cyclic operation, the recommended voltage range is 14.50 V to 14.90 V. Please note the temperature compensation.What is the self-discharge rate?At 25 °C, approx. 91 percent of the capacity remains after 3 months, approx. 82 percent after 6 months, and approx. 65 percent after 12 months storage.Which terminals are present on the battery?T1 flat plug terminals for quick integration into devices and assemblies.Which VdS approval does the battery have and is it system-bound?The battery is VdS-approved under number G114095 and the approval is not system-bound. 

Yuasa e NP2.3-12 is a maintenance-free VRLA industrial battery with VdS approval. It offers impressive compact dimensions, reliable power output and a service life of up to 5 years. Ideal when you require a stable 12-volt supply in security and emergency power applications where space is limited.Highlights at a glanceReliable capacity: 2.3 Ah during a 20-hour discharge to 10.5 V at 20 °C.VdS approved: G 101139 for safety-related applicationsCompact and lightweight: 178 x 34 x 64 mm, weighing 0.95 kg.Flexible installation: Operation in any position except permanently upside down.Low self-discharge: Approximately 3 per cent per month at 20 °C.Particularly safe: Low-pressure relief valves, UL-approved materials.Easy installation: FASTON plug connection 4.7 mm.Maximum performance for compact applicationsDespite its compact size, the NP2.3-12 delivers high charging currents for short periods. Up to 69 A for 1 second and 23 A for 1 minute are possible. The measured internal resistance is 90 mΩ at 1 kHz. This makes the battery particularly suitable for fire and burglar alarm systems, emergency and safety lighting, control systems, measuring instruments, and small UPS and buffer applications.Efficiency meets long service lifeThe EUROBAT classification as Standard Commercial indicates a typical service life of 3 to 5 years at 20 °C. The low self-discharge rate supports long storage times. The housing is made of ABS to UL94 HB as standard; a flame-retardant FR version to UL94 V0 is available as an option. Valve-regulated recombination and low-maintenance operation ensure a high level of operational reliability.Technology for flexible applicationsThe battery can be operated in almost any position, except permanently upside down. The operating temperature range for charging and discharging is from minus 20 °C to plus 60 °C. For float charging, 13.65 V ±1 per cent is specified, with temperature compensation of minus 3 mV per cell per degree Celsius. For fast charging, the voltage is 14.50 V ±3 per cent, with a compensation of minus 4 mV per cell per degree Celsius.  No current limitation is required for float charging; for high-current charging, 0.575 A is recommended. Adequate ventilation must be ensured, as hydrogen may be produced in VRLA batteries.Electrical connection is via FASTON 4.7 mm plug-in terminals. The compact design facilitates installation in narrow enclosures and racks.Features  ModelYuasa NP2.3-12 VdS Battery typeVRLA AGM (cycle-resistant, maintenance-free) Nominal voltage (V)12 Capacity (Ah)2.3 (at 20-hour rate) Maximum discharge current23A (for 5 seconds) Charging voltage (trickle charge)13.65V (±1%) Charging voltage (cyclic operation)14.7V (±3%) Operating temperature (°C)-15 ~ 50 Storage temperature (°C)-20 ~ 50 Service lifeHigh cycle life Dimensions (L/W/H, mm)178 x 35 x 66 Weight (kg)1 ConnectionFlat plug CertificationsIEC 60896-21+22, UL, VdS  FAQs on the Yuasa NP lead-acid batteryWhat applications is the battery suitable for?Preferred areas of application include VdS-compliant fire and burglar alarm systems, emergency and safety lighting, control and signalling systems, measuring instruments, small UPS units and buffer applications.How is the battery installed?Installation is possible in any position, except permanently upside down. Electrical connection is via 4.7 mm FASTON plug-in terminals. Please ensure correct polarity and adequate ventilation.What charging voltage is recommended?For float charging: 13.65 V ±1 per cent at 20 °C, temperature compensation minus 3 mV per cell per °C. For high-power charging: 14.50 V ±3 per cent at 20 °C with compensation of minus 4 mV per cell per °C.No current limitation is necessary for float charging; for bulk charging, 0.575 A.Are there any special safety instructions?Each cell has a low-pressure valve for controlled venting. Do not operate batteries in gas-tight enclosures. Dispose of at the end of their service life in accordance with local regulations.Ask ChatGPTIs the battery suitable for series and parallel connections?In principle, yes, provided the installation is carried out in accordance with the Yuasa guidelines. Ensure identical cable lengths per string, suitable fuses, the correct polarity sequence and adequate ventilation. For multiple strings, follow the instructions for multi-string connections. Which chargers are suitable?Constant-voltage chargers for VRLA-AGM batteries, which are set to the voltages specified in the data sheet and take temperature compensation into account.