Felicity Solar FLA12280-EU Battery

Felicity Solar FLA12280-EU 12.8V 3.6kWh Battery

The FLA12280-EU is a 26kg LiFePO4 block carrying 3.6kWh at 12.8V in a 379×241×286mm case, driving 1,875W continuously and 2,500W for 15 seconds.

  • Energy: 3.6kWh LiFePO4: Higher safe performance and longer
  • Nominal Voltage: 12.8V
  • Operating Voltage: 11.2-14.4V BTCB0606/BTCB0303
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Felicity Solar FLA12280-EU 12.8V 3.6kWh Battery features

3.6kWh of nominal LiFePO4 energy on a 12.8V bus

1,875W of continuous charge and discharge, with 2,500W available for 15 seconds

200A peak charge and discharge current for 15 seconds, and a 150A maximum charge current

Depth of discharge rated ≥95%, quoted separately from the 3.6kWh nominal energy

Up to 16 FLA12280-EU units in parallel for 57.6kWh of storage

≥6,000 cycle life and a 5 Years warranty, in a 26kg IP21 case measuring 379×241×286mm

About the Felicity Solar FLA12280-EU 12.8V 3.6kWh Battery

The Felicity Solar FLA12280-EU is a 12.8V LiFePO4 battery holding 3.6kWh of nominal energy, rated for a continuous 1,875W of charge or discharge and 2,500W for 15 seconds, with a depth of discharge of ≥95% and a cycle life of ≥6,000 cycles. Charging is capped at 14.4V and 150A, and the operating window runs 11.2-14.4V. Peak charge or discharge current reaches 200A for 15 seconds. Sixteen FLA12280-EU units wire in parallel for 57.6kWh, so the bank grows with the load instead of being replaced. Note that the ≥95% depth of discharge, not the 3.6kWh nominal figure on its own, is what governs how much energy you can actually draw. Each unit weighs 26kg net and measures 379×241×286mm, in an enclosure rated IP21. We are an authorised Felicity Solar distributor, and the FLA12280-EU is covered by a 5 Years warranty.

Specifications last updated 17 August 2026

Felicity Solar FLA12280-EU 12.8V 3.6kWh Battery full specifications

Electrical

Energy3.6kWh LiFePO4: Higher safe performance and longer
Nominal Voltage12.8V
Operating Voltage11.2-14.4V BTCB0606/BTCB0303
Recommend Charge/Discharge Power1,875W
Maximum Charge/Discharge Current(15s)200A
Maximum Charge/Discharge Power(15s)2,500W
Depth of Discharge(DOD)≥ 95%
ScalabilityUp to 16 units in parallel(57.6kWh)
Protection LevelIP21
Cycle Life≥6,000 Cycles
RS485 cableBattery
CommunicationUsed for
Max. Charging Voltage14.4V
Floating Charging Voltage14.4V
Max. Charging Current150A

Mechanical

Net Weight26kg
Gross Weight29kg
Product Dimension379×241x286mm