FELICITY battery LUX-E-48205LG05 (FLB) 10.5 kWh
| Manufacturer | |
|---|---|
| Capacity | |
| Number of charging cycles | |
| Battery cell type | LiFePO4 |
| Module voltage | |
| Charging current | |
| Discharge current | |
| Depth of Discharge | |
| CAN | Yes |
| RS485 | Yes |
| Warranty | |
| Net width | |
| Net depth | |
| Net height | |
| Weight | 104,5 kg |
| CN | 85076000 |
Gross
Product details
| Manufacturer | |
|---|---|
| Capacity | |
| Number of charging cycles | |
| Battery cell type | LiFePO4 |
| Module voltage | |
| Charging current | |
| Discharge current | |
| Depth of Discharge | |
| CAN | Yes |
| RS485 | Yes |
| Warranty | |
| Net width | |
| Net depth | |
| Net height | |
| Weight | 104,5 kg |
| CN | 85076000 |
Felicitysolar Low-Voltage LiFePO4 Battery Packs — FLB Series
The FLB series low-voltage LiFePO4 battery packs from Felicitysolar are advanced energy storage solutions designed for safety, performance, and long life. They offer remote data monitoring via built-in Wi‑Fi/Bluetooth, high charge/discharge rates, and scalability up to 15 units in parallel. With a robust build, multi-layer protection, and compatibility with leading inverter brands, the FLB series is an excellent choice for residential energy systems.
Key features of the Felicitysolar FLB Low-Voltage Battery Packs:
- Safe and durable LiFePO4 technology: Ensures higher performance, a longer lifespan exceeding 6,000 cycles (at 90% DOD, 0.5C, 25°C), and improved user safety.
- Advanced protections: Built-in intelligent BMS, overcurrent breaker, fuse, and a unique aerosol fire suppression system for comprehensive protection.
- High scalability and flexibility: Parallel connection of up to 15 units, offering total energy from 16.8 kWh to 240 kWh (depending on the base model), with options for wall- or floor-mounting.
- Remote monitoring and compatibility: Built-in Wi‑Fi/Bluetooth enables remote battery data tracking, and the system is compatible with leading inverter brands.
- Wide capacity range and durability: Available models with nominal energy from 5.12 kWh to 16 kWh, all with an IP65 protection rating, resistant to harsh environmental conditions.
- Innovative solutions: CCS welding that lowers the battery’s internal resistance for better performance, a patented external fuse design, and a top-mounted BMS for efficient cooling.
Who is this a good choice for?
The Felicitysolar FLB low-voltage battery packs are ideal for single-family homeowners and small businesses seeking a reliable, safe, and highly scalable energy storage system. With advanced LiFePO4 technology, long service life, and remote monitoring capabilities, these systems enable optimal use of solar energy, cost reduction, and greater energy independence. Easy fuse replacement and advanced protection systems further enhance user comfort and safety.
| Parameter | FLB48100WG1 | FLB48205WG1 | FLB48250WG1 |
|---|---|---|---|
| Model | FLB48100WG1 | FLB48205WG1 | FLB48250WG1 |
| Battery type | LiFePO4 | LiFePO4 | LiFePO4 |
| Rated energy (kWh) | 5.12 | 10.5 | 12.8 |
| Nominal capacity (Ah) | 100 | 205 | 250 |
| Nominal voltage (V) | 51.2 | 51.2 | 51.2 |
| Operating voltage (V) | 44.8~57.6 | 44.8~57.6 | 44.8~57.6 |
| Recommended charge/discharge current (A) | 50 | 100 | 100 |
| Max. continuous charge/discharge current [1] (A) | 100 | 150 | 150 |
| Peak charge/discharge current (15s) (A) | 150 | 200 | 200 |
| Scalability (max. units in parallel (total energy kWh)) | Up to 32 units (163.84 kWh) | Up to 32 units (336 kWh) | Up to 32 units (409.6 kWh) |
| Depth of discharge (DOD) (%) | ≥ 95% | ≥ 95% | ≥ 95% |
| Display type | LED | LED | LED |
| Protection rating (IP) | IP65 | IP65 | IP65 |
| Operating temperature range (°C) | Charging: 0°C~+55°C
Discharging: -20°C~+55°C |
Charging: 0°C~+55°C
Discharging: -20°C~+55°C |
Charging: 0°C~+55°C
Discharging: -20°C~+55°C |
| Storage temperature range (°C) | 0°C~+35°C | 0°C~+35°C | 0°C~+35°C |
| Humidity (%) | 5%~95% | 5%~95% | 5%~95% |
| Altitude (m) | ≤ 2000m | ≤ 2000m | ≤ 2000m |
| Communication | RS485 / CAN | RS485 / CAN | RS485 / CAN |
| Cycle life | ≥ 6000 Cycles (25°C ±2°C, 0.5C/0.5C, 90% DOD, 70% EOL) | ≥ 6000 Cycles (25°C ±2°C, 0.5C/0.5C, 90% DOD, 70% EOL) | ≥ 6000 Cycles (25°C ±2°C, 0.5C/0.5C, 90% DOD, 70% EOL) |
| Installation | Wall-mounted / Floor-mounted | Wall-mounted / Floor-mounted | Wall-mounted / Floor-mounted |
| Protection | Built-in intelligent BMS, Circuit breaker, Fuse | Built-in intelligent BMS, Circuit breaker, Fuse | Built-in intelligent BMS, Circuit breaker, Fuse |
| Warranty period [2] (Years) | 10 | 10 | 10 |
| Approx. product weight (kg) | 48.5 | 86.5 | 91 |
| Approx. package weight (kg) | 53 | 106 | 111 |
| Product dimensions (mm) | 650×450×174 | 683x450x258 | 683x450x258 |
| Package dimensions (mm) | 752×552×253 | 778x548x438 | 778x548x438 |
[1] Max. continuous charge/discharge current depends on temperature and SOC.
[2] Terms apply; refer to Felicitysolar’s warranty policy.
*If there is no communication, follow the recommended settings in the table below.
| Setting | FLB48100WG1 | FLB48205WG1/FLB48250WG1 |
|---|---|---|
| Max. charging voltage (V) | 57.6 | 57.6 |
| Float charging voltage (V) | 57.6 | 57.6 |
| Max. charging current (A) | 100A*N | 150A*N |
| Cut-off voltage (V) | 44.8 | 44.8 |
Notes:
- “N” denotes the number of battery packs connected in parallel.
- Charge at a constant current of 50A (for FLB48100WG1) / 100A (for FLB48205WG1/FLB48250WG1; default value, may vary depending on the inverter model) until the voltage reaches 57.6V, then charge at 57.6V until the charging current drops to 5A.

