10.8V 13.5Ah Li-ion 21700 Extreme Cold Weather Battery Pack

Arctic Exploration & Research Equipment

Ideal for powering data loggers, sensors, and communication devices in polar regions. Engineered to sustain operations in temperatures as low as -40°C, ensuring reliable performance for ice-core drilling rigs, weather stations, and autonomous research tools.

Emergency Rescue & Medical Devices in Frigid Zones

Trusted for cold-zone rescue operations, this battery supports life-saving equipment like GPS trackers, thermal imaging cameras, and portable defibrillators. Its ultra-low self-discharge rate (<3% monthly) guarantees readiness in critical situations.

Industrial Machinery in Sub-Zero Environments

Built for heavy-duty use in oil/gas pipelines, Arctic construction equipment, and low-temperature drones. Delivers stable energy output even during prolonged exposure to -40°C to 55°C, reducing downtime in extreme environments.

Outdoor Adventure & Survival Gear

Perfect for extreme-weather camping, mountaineering, and survival kits. Powers heated apparel, LED lighting, and portable electronics with fast-charging (1.5 hours) and lightweight portability (650g).

Technical Advantages

• Advanced BMS Protection: Ensures overcharge, over-discharge, and short-circuit prevention.
• Wide Operating Range: Functions flawlessly from -40°C to 55°C with minimal capacity loss.
• Fast Charging: Achieves 80% charge in 1 hour using 0.5C current.
• Low Self-Discharge: Loses <3% charge per month, ideal for seasonal or emergency use.
• High Energy Density: 242 Wh/kg gravimetric energy for compact, lightweight power.

Why Choose This Battery?

• Reliability in Extreme Cold: Outperforms standard Li-ion and lead-acid batteries in sub-zero conditions.
• Lightweight Design: 650g weight reduces payload for portable equipment vs. traditional batteries.
• 500+ Cycle Lifespan: Maintains 80% capacity after 500 cycles at 25°C, ensuring long-term value.
• Customizable Connectors: X.54, P.54, DC5521, or bespoke options for seamless integration.