SOK 12V 280Ah LiFePO4 Battery | Bluetooth | Built-In Heater | 12,000 Cycles

Product Overview

The SOK SK12V280H is an ultra-high-capacity 12V 280Ah LiFePO4 Lithium Battery designed for serious off-grid power, marine house banks, and large RV systems. This deep-cycle powerhouse features Bluetooth 4.0 monitoring and an integrated heater, allowing for safe charging in extreme cold (down to -4°F). With a massive 8,000–12,000 cycle lifespan and a 7-year warranty, it offers unmatched durability and professional-grade energy density.

Key Features & Benefits

• Ultra-High 280Ah Capacity: Provides maximum runtime for air conditioners, induction cooktops, and high-demand energy systems.
• Smartphone Bluetooth Monitoring: Use the iOS/Android app to track State of Charge (SOC), voltage, and real-time performance metrics via Bluetooth 4.0.
• All-Weather Reliability: The internal heater pad enables safe operation and charging in temperatures as low as -4°F, ideal for year-round off-grid use.
• Advanced Smart BMS: A built-in management system provides automatic cell balancing and protects against overcharge, over-discharge, short circuits, and temperature extremes.
• Serviceable Modular Design: Features a detachable cover and replaceable internal components (BMS and cells), extending the battery’s lifespan and ensuring long-term value.
• Scalable Energy Solutions: Connect up to 4 batteries in series for 24V or 48V systems, or connect in parallel to create massive capacity banks.

Technical Specifications

Ideal Applications

• RV & Motorhomes: High-capacity power for whole-coach off-grid independence.
• Marine & Boating: Large house bank storage for cruisers and sailboats.
• Solar Energy Storage: Reliable 12V, 24V, or 48V banks for cabins and backup power.
• Cold Climate Installations: Specialized heating for winter camping and high-latitude power systems.

System Expansion & Safety

• Series Support: Connect up to 4 batteries maximum. Note: A battery voltage balancer must be used when connecting in series to ensure optimal performance.
• Parallel Support: Easily scalable for increased total capacity.
• Shipping Compliance: MSDS available; UN38.3 compliant for safe transport.

Why Choose SOK?

The SOK 280Ah battery is built for those who demand the longest possible lifespan. While competitors offer 3,000 cycles, the SOK series delivers up to 12,000 cycles, paired with a serviceable design that ensures your battery remains an asset for decades, not just a few years.