12V 300Ah Lithium LiFePO4 Battery With 200A BMS 15000+ Deep Cycles

3840Wh High Capacity, Lightweight & Compact Size This 12V 300Ah LiFePO4 battery (bateria de litio 12V 300Ah) delivers a true 3840Wh capacity. At 15.16 × 7.6 × 9.84 in (with handle) and 57.28 lbsabout 1/3 of lead acidit fits tight spaces and one person can install it. One 300Ah battery replaces two 12V 150Ah batteries wired in parallel, saving space and simplifying wiring for RV, camping and boat setups with limited room.
10-Year Lifespan & 15000 Cycles Built with premium Grade-A LiFePO4 cells, this 12v 300Ah lithium battery delivers 4, 000 cycles at 100% DOD and 15, 000 cycles at 60% DOD, with a lifespan of up to 10 years. Compared with lead-acid batteries that only offer 200500 cycles, this 12V lithium battery 300Ah is more durable, greatly reducing replacement frequency and costa smart investment for solar and off-grid energy storage.
Built-in 200A BMS & Low-Temp Protection for Cold Weather The intelligent 200A BMS protects this 12 volt lithium battery from overcharge, over-discharge, overcurrent, overheating and short circuits. Low-temp cutoff stops charging at 32°F/0°C and resumes at 41°F/5°C; discharge protection activates below -4°F/-20°C, helping this rv lithium battery 12v avoid damage in extreme cold.
IP65 Waterproof & 4S4P Flexible Connection This DUMFUME 300Ah lithium marine battery features an impact-resistant ABS casing with IP65 waterproof rating, resisting heat, weather, and marine conditions. It supports 4S4P series and parallel connections, expandable up to 61.44 kWh ( 51.2V 1200Ah). With fewer wires and easier installation, it' s ideal for standalone energy systems and long trips.
5-Year Warranty & 24/7 Support This DUMFUME LiFePO4 battery 12v comes with a 5-year warranty and 24/7 customer support. After excluding human-caused damage, we provide replacement or repair per policy.
Please note: this 300 amp hour lithium battery 12v is a deep cycle energy storage battery, not a starting battery. For long-term storage, recharge and discharge every 6 months to extend battery life.