CyperOcean 12V 314Ah Group 8D LiFePO4 Battery | 200A BMS Deep Cycle Lithium Battery with Low-Temp Cutoff for RV, Solar & Marine

Massive Capacity & Group 8D Fit: 314Ah (12.8V) | 4,019Wh energy storage. A single unit replaces three 100Ah batteries, fitting perfectly into standard Group 8D battery boxes.

Compact High-Density Design: 20.55 x 9.37 x 8.58 inches | 57.54 lbs (26.1 kg). Provides double the usable energy of lead-acid at only 30% of the weight.

High Power Output (200A BMS): Supports a continuous 2,560W discharge. Engineered to run heavy-duty loads like RV air conditioners, microwaves, and water pumps simultaneously.

Grade A EV-Grade Cells: Powered by premium Grade A Lithium Iron Phosphate cells, ensuring a true 10-year lifespan with unparalleled thermal stability.

Extreme Cycle Life: 15,000+ deep cycles, outperforming standard AGM and lithium batteries for long-term off-grid reliability.

Winter-Ready Protection: Built-in Low-Temperature Cutoff (0°C/32°F) prevents charging damage in freezing weather while allowing safe discharge to keep heaters running.

Robust Smart BMS: Features 200A heavy-duty protection against over-charge, over-discharge, over-current, short-circuit, and high temperatures.

Massive Scalability: Supports up to 4-series (51.2V) and 4-parallel (1,256Ah) configurations, creating an incredible 64.3kWh energy bank.

All-Terrain Reliability: Ideal for Class A/C Motorhomes, large yachts, trolling motors, and whole-house solar backup systems.

5-Year Warranty: Includes a 5-year manufacturer warranty and 24-hour professional customer support for total peace of mind.