7.2V 9Ah 21700 Li-ion Battery for Ultra-Low Temp Operation

Extreme Cold Climate Research Equipment

Ideal for Arctic expeditions, glacial environment sensors, and polar research instruments requiring stable power in temperatures as low as -40°C. Enhances data collection reliability in sub-zero conditions.

Emergency Rescue Gear for Frigid Zones

Power source for life-saving devices, GPS trackers, and thermal imaging tools used in snowstorms, avalanche rescues, and sub-polar operations. Ensures uninterrupted performance during critical missions.

Low-Temperature Industrial Monitoring Systems

Supports remote sensors, pipeline monitors, and automated machinery in cold storage facilities, oil rigs, and high-altitude installations. Built to endure harsh environments with minimal energy loss.

Ventajas técnicas

• Ultra-Low Temp Resilience: Operates at -40°C a 55°C, outperforming standard Li-ion batteries.
• High Energy Density: 242 Wh/kg gravimetric density for compact, lightweight power.
• Carga rápida: Recharges in 1.5 hours (0.2–0.5C rate), reducing downtime.
• Advanced BMS: Built-in protection against overcharge, over-discharge, and short circuits.
• Lower Self-Discharge: Retains charge longer during storage, ideal for seasonal or intermittent use.

Why Choose This Battery?

• Proven Reliability: Tested in polar expeditions and industrial cold zones with 500+ cycles at 25°C.
• Safety-Certified: Robust BMS and 7mΩ AC impedance ensure stable discharge under extreme loads.
• Customizable Connectors: Options include X.54, P.54, DC5521, or tailored solutions.
• Eco-Friendly Design: Zero lead-acid components, compliant with global lithium battery standards.