WattCycle 12V 628Ah Lithium Battery 2 Pack, LiFePO4 Battery 12V 300A BMS, Built-in Bluetooth, Lithium RV Batteries, IP65 Waterproof, Perfect for Home Energy Storage, RV, Marine, Solar, Off-Grid

★★★★★ 4.3 80 reviews

$2,736.99
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$2,736.99
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Free shipping Free 30-day returns

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Management number 209103152 Release Date 2026/03/29 List Price $1,094.80 Model Number 209103152
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  • 🍃【Dual-Battery 16kWh Energy Capacity】This 2-pack of 12V 628Ah LiFePO₄ batteries provides a combined 16,076Wh of energy, ideal for high-demand RV power systems, off-grid homes, marine platforms, UPS backup, and solar energy storage. The compact metal cases allow flexible installation while delivering large-scale capacity in limited spaces.
  • 🍃【EV-Grade Cells with Extended Cycle Life】Each battery is built using A+ grade prismatic LiFePO₄ cells, delivering up to 6,000 cycles at 80% DOD and over a decade of dependable operation. Optimized for long-duration solar storage, RV electrical systems, marine electronics, and continuous off-grid use.
  • 🍃【Independent 300A Smart BMS Protection】Every unit features a dedicated 300A Smart BMS, supporting 300A continuous discharge, 350A peak current, and 3840W output per battery. Multi-layer protections include over-voltage, over-current, short-circuit, over-discharge, and intelligent cell balancing for safe parallel operation.
  • 🍃【Reinforced Metal Housing & Thermal Safety】The heavy-duty metal enclosure with internal aluminum frame improves impact resistance, vibration stability, and heat dissipation efficiency by up to 30% under load. IP65 waterproof and dustproof design suits marine and outdoor environments, with automatic low-temperature cutoff below –4°F for cold-weather protection.
  • 🍃【Bluetooth Control & System Expansion】Bluetooth 5.0 connectivity enables real-time monitoring of battery status via the WattCycle app, including SOC, voltage, current, and temperature. Compatible with LiFePO₄ chargers, solar systems, and generators. Supports series and parallel expansion up to 4S4P, enabling energy storage systems up to 128.6kWh. Certified UN38.3, CE, FCC, and RoHS.

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