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HumsiENK 12V 300Ah (314Ah) LiFePO4 Lithium Battery Mini, 15000+ Deep Cycles LiFePO4 Battery, 4019Wh Energy, 200A BMS Lithium Iron Phosphate Rechargeable Battery Great for RV, Marine, Off Grid

Price range: $485.99 through $1,838.99

Meet the 12V 300Ah LiFePO4 battery—a compact, high-capacity power solution built to outperform. Delivering 4.19kWh of energy with nearly 100% depth of discharge, this 300Ah LiFePO4 battery delivers up to 15,000+ deep cycles—lasting decades in real-world use. Weighing just 61.73 lbs and 40% lighter than lead-acid equivalents, it fits easily into RVs, solar setups, marine systems, and off-grid power banks.
Built around a robust 200A BMS, this LiFePO4 lithium battery 12V ensures complete protection from overcharging, over-discharging, short circuits, and extreme temperatures—including automatic cut-offs in both high-heat and freezing conditions. It’s totally maintenance-free and safe for indoor or outdoor use.
Scale your system with ease: support for 4S4P configurations lets you build up to a 64.3kWh energy storage system. Whether for home backup, solar energy storage, trolling motors, or mobile power—the 12V 300Ah LiFePO4 lithium battery offers versatility, safety, and long-term value in one rugged package.

SKU: WMT-PARENT-58MMBRPC8DYF Category:
  • [4.19kWh Power & 15,000+ Cycles]Experience lasting energy with our 12V 300Ah mini LiFePO4 battery. It delivers 4.19kWh power with nearly 100% depth of discharge and outlasts traditional lead-acid batteries by 30x. Ideal for RVs, solar setups, trolling motors, and marine use. Connect multiple units for expanded capacity up to 64.3kWh.
  • [Lightweight & Space-Saving Design]This 12V mini lithium iron phosphate battery combines high energy density with a compact, lightweight build. At just 61.7 lbs and sized 15.24×9.72×7.6 inches, it’s 40% lighter than lead-acid options—perfect when every pound and inch counts.
  • [Built-in 200A BMS – Total Safety]Equipped with an advanced Battery Management System, this 12V 300Ah mini LiFePO4 battery provides full protection from overcharge, over-discharge, overcurrent, and short circuits. It also features a high-temperature cut-off (158°F), ensuring safe, maintenance-free operation indoors or out.
  • [Expandable Up to 64.3kWh]Scale your power with ease. This lithium iron phosphate battery 12V supports parallel and series configurations, allowing systems up to 51.2V and 63.48kWh—perfect for home energy storage, RV adventures, and backup power needs.
  • [All-Weather Reliability]With low-temperature charge protection, this 12V mini lithium battery stays durable in extreme climates. The BMS prevents charging in freezing conditions to extend battery life and avoid damage.
  • [Versatile & Ready for Adventure]From RVs and campers to solar power systems, golf carts, trolling motors, and backup power—this 12V 300Ah lithium battery is your go-to energy source for both everyday and off-grid needs.

Specifications

Automotive battery type Lithium Ion Battery
Cold crank amp 350 CCA
Bci group number 34
Reserve capacity 240 min
Battery post location Top & Side Post
Brand Humsienk
Vehicle fitment type Universal
Vehicle type All-Terrain Vehicle
Model HumsiENK2025111804
Dimensions 15.24 x 9.72 x 7.60 in
Weight 61.73 lb
Manufacturer HumsiENK
Automotive parts division Direct Replacement, Performance, Powersport, RV & Trailer, Off-road, Motorcycle
Product line LiFePO4 Lithium Battery
Volts 12 V
Count Per Pack

1, 2, 3, 4

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