Our LiFePO4 Battery is supplied fully protected by a sophisticated specially designed lithium battery management system that constantly monitors every cell to ensure the battery is always optimized for best performance and life. Unlike gel or lead-acid batteries, Lithuim battery is safer, lighter, and more powerful with a long service and shelf life comparing to all traditional lead acid batteries. No changing of systems, equipment or extensive re-wiring is required. You simply pull your old heavy batteries out (if your back allows it) and put the new lightweight LiFePO4 battery in. It's as easy as that. This 12V 300ah battery is the perfect drop-in upgrade for your existing old and heavy batteries, Invest in this sealed, maintenance-free battery for your off-grid system today!


  • Built with LiFePO4 battery cells that are engineered to deliver superior
  • Performance & longevity.
  • Maintenance Free, No Leak.
  • Perfect replacement or upgrade for a traditional lead-acid battery.


Rated Voltage: 12.8V
Rated Capacity: 300Ah
Rated Energy: 3.84KWh
Voltage Range: 9.2~14.6
Charge Float Voltage: 13.6V
Short-circuit Current(<10ms): Approx. 2500A
Charging Voltage: 13.6-13.8V
Discharge Cut-off Voltage: 11.2V
Cell: 3.2V100Ah
Maximum Charging Current: 100A
Maximum Discharging Current: 200A
Maximum Discharge Current (5 seconds): 400A
Recommended Charging Current: 0.5C(A) or 0.25C(A)
Charge Voltage Bulk/Absorption: 14.25V
Pulse Current(A)(≤5s): 400
Life Cycle (@25℃, 0.5C/0.5C, 80%DOD): Approx .2800 Cycles
Internal Resistance Fully Charged@25℃: ≤4mΩ
Thermal Management: Nature cooling
Operating Humidity: 60±25%R.H.
Operating Temperature: Charging 0~50℃
Discharging -25℃~65℃
Cell Series & Parallels: 4S3P
Bolt Type: Hexagon
Bolt Material: 304 Stainless Steel
Series Connection: Max 6 Batteries
Parallel Connection: Max 6 Batteries
Warranty: 4 Years


Bolt Terminal Size: M8 x 16MM
Dimensions: 522(W) x 238(D) x 223(H) mm
Weight: 27.4kg


1 x Lithium Battery
Brand VoltX
Shipping Weight 27.4000kg
Shipping Width 0.522m
Shipping Height 0.223m
Shipping Length 0.238m
Shipping Cubic 0.027704628m3

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