Power Queen 12V 300Ah Lithium Battery, 3840Wh LiFePO4 Battery with 2560W Power Output, Up to 15000+ Deep Cycles, BMS Protections for Solar, RV Motorhome, Marine, Off-Grid

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3840Wh Energy and 2560W Load Power: Expand via 4P4S up to 40.96kW / 61.44kWh - flexible scaling to match off-grid homes, RV systems, and solar banks. EV-Grade Cells & 200A BMS: wit h Grade-A LiFePO4 Cells and smart BMS protect against overcharge, over-discharge, over-current, overheat and short circuit - safer, steadier power for RV, marine, solar and backup loads. 10+ Year Design with 4000 Cycles at 100% DOD: Far longer than lead-acid. Fewer replacements and more dependable long-term energy for full-time RV and off-grid use. Cost-Efficient Energy: Up to 15,360 kWh total output (3840Wh × 4000 cycles). Clean, stable power that can cut energy costs vs grid use and reduce long-term expenses. High Energy Density: Only about 1/3 the weight of same-capacity lead-acid and 61.14Wh/lb - easier to carry, saves space, and delivers strong power in compact installs. Product Details Manufacturer Power Queen Model 12.8V/300Ah Size 12.8V300Ah Quantity 1 Weight 28000 g Show more