Felicity Battery FLA48171-EU 8.7kWh 51.2V (IP21) (low voltage)

The Felicity Battery FLA48171-EU is a low-voltage LiFePO4 battery with a nominal capacity of 8.75 kWh and a nominal voltage of 51.2 V, designed for energy storage in residential and commercial installations. The device supports parallel operation of up to 15 units, allowing for scalable energy storage systems according to demand.

The manufacturer is Guangzhou Felicity Solar Technology Co., Ltd. — a company specializing in LiFePO4 energy storage solutions. The products are equipped with a built-in BMS system and protections (circuit breaker, fuse), and the units come with a 10-year warranty.

Electrical and operational parameters

• Cell type: LiFePO4
• Nominal energy: 8.75 kWh
• Nominal voltage: 51.2 V
• Operating voltage range: 44.8–57.6 V
• Max. continuous charge/discharge current: 120 A
• Peak charge/discharge current (15 s): 150 A
• Max. charging/discharging power (15 s): 6,000 W
• Depth of discharge (DOD): ≥ 95%
• Communication: RS485 / CAN
• Life cycle: ≥ 6,000 cycles
• Charging temperature range: 0 °C to +55 °C
• Discharging temperature range: -20 °C to +55 °C
• Display: LCD + LED
• Scalability: max. 15 units in parallel connection (131.5 kWh)

Mechanical and structural parameters

• Protection degree: IP21
• Mounting type: wall-mounted or floor-mounted
• Protections: built-in smart BMS, circuit breaker, fuse
• Product weight: 68 kg
• Packaging weight: 88 kg
• Product dimensions (WxHxD): 735 x 433 x 188 mm
• Packaging dimensions (WxHxD): 849 x 550 x 362 mm
• Warranty period: 10 years