Won LiFePO4 12-7.5
Won LiFePO4 12-7.5 for sale
Nominal Voltage [V] 12.8
Nominal Capacity [Ah] 7.5
Energy [Wh] 96
Cycle Life >2000 cycles at 0.2C 100% DoD
Months Self Discharge [%] <3
Efficiency of Charge 100% at 0.5C
Efficiency of Discharge 96~99% at 1C
Charge
Charge Voltage [V] 14-14.6
Charge Mode CC at 0.2C to 14.6V, then at CV 14.6V to charge current less than 0.02C
Charge Current [A] 1.5
Max. Charge Current [A] 7.5
Charge Cut-off Voltage [V] 15.6V+/-0.2
Discharge Max. Continuous Current [A] 7.5
Max. Pulse Current [A] 15 (<3s)
Discharge Cut-off Voltage [V] 8
Environment
Charge Temperature [°C] 0°C to 45°C (32°F to 113°F) at 60 ±25% Relative Humidity
Discharge Temperature [°C] -20°C to 60°C (-4°F to 14°0F) at 60 ±25% Relative Humidity
Storage Temperature [°C] 0°C to 40°C (32°F to 104°F) at 60 ±25% Relative Humidity
Ingress Protection IP56
Mechanical
Cell Material
LiFePO4
Plastic Case
ABS
Dimensions – H x W x D [mm] 95x150x65
Weight [kg] 1
Terminal T2
BMS
Protection Function
Over charge protection, Over discharge protection, Over current protection, Short current protection, Balanced function, Temperature protection
The Freedom Won LiFePO₄ Battery Range FW 12-7.5 is a compact and efficient energy storage solution designed for residential, light commercial, and specialised backup applications. Built using advanced lithium iron phosphate (LiFePO₄) chemistry, this battery offers superior safety, long service life, and reliable performance in a wide range of operating environments.
The FW 12-7.5 model is engineered to provide dependable energy storage in a smaller footprint, making it ideal for homes, small offices, telecom installations, security systems, and remote power setups. Its lithium iron phosphate technology delivers enhanced thermal stability and significantly lower fire risk compared to conventional lithium-ion batteries. This makes it a safe and stable choice for indoor installations where reliability is essential.
One of the key advantages of the FW 12-7.5 battery is its long cycle life. LiFePO₄ chemistry supports thousands of charge and discharge cycles while maintaining consistent capacity and performance. This extended lifespan translates into reduced replacement costs and improved return on investment over time. The battery is designed to handle daily cycling in solar energy systems, allowing users to store excess solar generation during the day and utilise it when needed.
An integrated Battery Management System (BMS) continuously monitors cell voltage, temperature, and state of charge to ensure optimal operation. The BMS provides protection against overcharge, deep discharge, short circuits, and overheating, safeguarding both the battery and connected equipment. This intelligent control system helps maintain balanced performance and prolong overall battery life.
The FW 12-7.5 is compatible with a range of inverters and energy management systems, making it suitable for both new installations and retrofits. Its compact design allows for flexible installation options, while its durable construction ensures dependable operation in demanding conditions.
The Freedom Won LiFePO₄ Battery Range FW 12-7.5 delivers a reliable, safe, and efficient energy storage solution for users seeking compact power backup and enhanced energy independence.





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