WattCycle 12V 628Ah Lithium Battery, LiFePO₄ Battery 12V 300A BMS, Built-in Bluetooth, Lithium RV Batteries 8038Wh Energy Storage, IP65 Waterproof, Perfect for Home Energy, RV, Marine, Solar, Off-Grid

• 🍃【High-Capacity Power】This 12V 628Ah LiFePO₄ battery delivers 8038Wh of usable energy, ideal for RVs, off-grid homes, marine systems, UPS, boat & fishing, and home storage. Compact metal case (18.9×9.53×14.25 in) and 153.99 lbs weight provide high-capacity power with easy installation.
• 🍃【EV-Grade Cells & Long Lifespan】Equipped with EV-grade A+ prismatic LiFePO₄ cells, supporting 6,000 cycles at 80% DOD and over 10 years lifespan. Stable voltage output ensures reliable performance for solar storage, RV appliances, marine electronics, and trolling motors.
• 🍃【300A Smart BMS Protection】Integrated Battery Management System supports 300A continuous discharge, 350A peak, and 3840W max continuous output. Includes protections against over-voltage, over-discharge, over-current, short-circuit, and cell imbalance for safe high-power operation.
• 🍃【Durable Metal Case & Low-Temp Cutoff】Reinforced full-metal enclosure with internal aluminum frame improves vibration resistance, structural stability, and heat dissipation—up to 30% faster under heavy load. IP65 rating protects against dust and water, low-temp cutoff stops discharge below –4°F.
• 🍃 【Bluetooth Monitoring & Expandability】Built-in Bluetooth 5.0 enables real-time monitoring of voltage, SOC, current, and temperature via the WattCycle app. Supports 1C charging, LiFePO₄ chargers, solar, and generators. Expandable in series or parallel (up to 4S4P) for up to 128.6kWh. Certified UN38.3, CE, FCC, RoHS.

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