Felicity FLS48100SG2 battery storage system with 20.48 kWh storage capacity
Product information
The Felicity FLS48100SG2 battery storage system with 20.48 kWh is the high-performance solution for anyone wishing to increase their self-consumption whilst permanently reducing their electricity costs. The system has been specially developed for households and small businesses that are committed to a future-proof and sustainable energy supply.
Highlights at a glance
- High storage capacity: 20.48 kWh for large households and businesses
- Modern LiFePO4 technology: Durable, safe, and low-maintenance
- Battery Management System (BMS): Protection and efficiency through integrated cell monitoring
- Flexible integration: Compatible with many common hybrid inverters
- Compact design: Space-saving and modular design for easy expansion
Independent with clean electricity
The Felicity FLS48100SG2 stores solar energy harvested during the day and makes it available on demand. This enables you to meet a significant portion of your electricity needs with self-generated power, even in the evening or on cloudy days. This not only reduces your electricity costs but also your dependence on external suppliers.
Powerful and reliable for everyday use
The built-in lithium iron phosphate (LiFePO4) technology ensures maximum safety, a long service life and a high number of charge cycles. The integrated battery management system monitors the voltage, temperature and state of charge of each individual cell and protects the battery against overloading and deep discharge.
Easy integration into your PV system
Thanks to its modular and compact design, the storage unit can be easily integrated into existing systems. It is compatible with numerous hybrid inverters and is suitable for both new installations and retrofits. Floor mounting is space-saving and functional.
Who is the Felicity FLS48100SG2 with 20.48 kWh suitable for?
- Owners of larger detached houses
- Commercial users with constant energy requirements
- PV system operators with a focus on self-consumption
- Users looking for a high-performance storage solution for future energy requirements
| Model | FLS48100SG2-20 |
| Battery type | LiFePO4 |
| 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) | 18.43 |
| Charging/discharging current (A) - Recommendation | 200 |
| Charging/discharging current (A) - Nominal value | 240 |
| Charging/discharging current (A) - Peak discharge (2 min,25°C) | 400 |
| Operating temperature (°C) | Charging: 0 ~ 55 / Discharging: -20 ~ 55 |
| Display | Control Module: LCD / Battery Module: LED |
| Communication port | CAN, RS485 |
| Humidity | 5% ~ 95% |
| Altitude | ≤2000m |
| IP rating of the enclosure | IP65 |
| Storage temperature (°C) | 0 ~ 35 |
| Dimensions (W/D/H, mm) | 600 * 450 * 720 |
| Weight (kg) | 184 / With base 198 |
| Installation location | Floor mounting / Wall mounting |
| Recommended depth of discharge | 90% |
| Cycle life | 25 ± 2°C, 0.5C/0.5C, EOL70% ≥ 6000 |
| Warranty | 10 years |
| Certifications | See downloads / sales enquiry |
FAQs on the Felicity battery storage system with 20.48 kWh capacity
Can I expand the storage capacity with additional modules?
Yes, the system has a modular design. Each module has a capacity of 5.12 kWh, and up to 8 modules can be combined, allowing for a total capacity of up to 40.96 kWh.
Which inverters is the system compatible with?
The FLS48100SG2 is designed for seamless communication with common 48 V inverters, including models from Deye, Growatt, Victron, Solis, Sofar and MPP Solar.
What safety features are built in?
The integrated battery management system (BMS) continuously monitors the voltage, temperature and state of charge of each cell. It also offers protective mechanisms such as overvoltage protection up to 6000 V and an aerosol fire suppression system.
Is the module maintenance-free and how is it installed?
Yes, the module is maintenance-free. It is designed for wall mounting and weighs between 51 and 92 kg, depending on the model. Installation can be carried out by a single person.
Is there a way to monitor the battery status?
Yes, the module offers integrated WiFi monitoring, which enables real-time monitoring of charge status, temperature and other parameters.
Scope of delivery Felicity FLS48100SG2 battery storage system (20.48 kWh tower system):
System composition
- This product is a set and consists of four separate modules, which together provide a total capacity of 20.48 kWh.
Module 1: FLS48100SCG2 master unit (5.12 kWh)
- The central control unit (master BMS) with integrated 5.12 kWh storage, which manages the entire system.
Module 2, 3 & 4: Three FLS48100S slave units (5.12 kWh each)
- Three pure extension battery modules without their own control unit, which are connected to the master module or to each other.
1 x set of battery connection cables (positive & negative)
- A pair of high-performance cables for connecting the master module to an external hybrid inverter.
1 x communication cable (CAN/RS485)
- A data cable for communication between the master BMS and the inverter.
3 x connecting bridge / parallel connection cable
- Short, robust cables or fixed bridges to connect the four modules to one another.
1 x earthing cable
- A protective earth cable for the correct earthing of the housing (on the master module).
1 x mounting accessories (rack/tower mounting)
- Includes screws and clamps to stack the four modules securely on top of one another.
1 x operating and installation manual
- A printed manual describing the installation of the entire tower system.
| Capacity: | 20.48kWh |
|---|---|
| Tension: | 51,2V |
Login