High-Capacity & Space-Saving Design: This lifepo4 battery features a compact structure with specific dimensions of 20.55×9.45×8.58 inches, weighing 55.69lbs, which simplifies installation and transport. It delivers stable 3840Wh energy output,solving the unwieldiness of traditional lead-acid batteries and meeting the power supply needs of off-grid and home backup.
Sturdy Structure & Practical Design: The 300ah lifepo4 battery adopts a high-strength ABS housing with heat resistance and wear resistance, avoiding external impact. The internal layout is optimized to ensure stable operation, matching the power supply needs of some devices.
Stable Deep Cycle Ability & Handy Daily Use: Engineered for frequent charging and discharging, this 12v 300ah lifepo4 battery keeps consistent operating state with up to 80% discharge depth. It far outlasts ordinary lead-acid options in cycle times, with no complicated daily upkeep needed. Simple daily operation and stable running performance lower usage barriers for solar panels, electric devices and long-term energy storage.
4P4S Expandable Design & 200A BMS Protection: This 300ah lithium battery supports 4-series and 4-parallel connection for flexible voltage and capacity adjustment. The built-in 200A BMS provides full protection against overcharge, overcurrent and abnormal temperature, ensuring safe and stable operation.
Versatile Application & Standard Usage Guidelines: Qidianfy 12v lithium battery 300ah is widely applicable to solar systems, boats, rvs, and home energy storage. It is strictly used for energy storage only, Not for engine starting. We provide technical support, ensuring safe and reliable use.