7.2V 12.6Ah 2S3P Extreme Cold Li-ion Battery for Polar Research & Rescue

  • Ultra-low temperature operation (-40℃)
  • 12.6Ah high capacity with 7.2V output
  • Fast charging (0.5C) and low self-discharge
  • Lightweight (450g) and compact design (132x24x72mm)
  • Customizable connectors (X.54, P.54, DC5521)
  • BMS protection for enhanced safety

Specification

Battery Specification Details
Rated Voltage 7.2V
Capacity 12.6Ah
Max Charge Current 0.5C (6.3A)
Operating Temperature -40℃ to 55℃
Cycle Life 500 cycles (80% capacity at 25℃)
Dimensions 132mm x 24mm x 72mm
Weight 450g
Connector Options X.54, P.54, DC5521, Custom
Cell Specification Details
Cell Type 21700 Li-ion
Nominal Voltage 3.6V
Typical Capacity 4200mAh
Max Discharge Current 45A (continuous)
Energy Density (Gravimetric) 190 Wh/kg
Cycle Life 500 cycles (80% retention at 10A discharge)
Impedance <15mΩ (AC 1kHz)

Application

Arctic Expeditions & Polar Research Equipment

This ultra-low-temperature Li-ion battery powers critical devices like GPS trackers, thermal imaging cameras, and data loggers in sub-zero environments. Its -40℃ operation ensures uninterrupted energy for scientific instruments during prolonged Arctic missions.

Emergency Response & Frigid Zone Rescue Gear

Reliable in extreme cold, the battery supports life-saving tools such as avalanche transceivers, emergency communication devices, and heated medical equipment. The BMS safeguards against voltage drops in -30℃ to -40℃ conditions.

Low-Temperature Industrial Sensors & Monitoring Systems

Ideal for remote sensors in oil/gas pipelines, weather stations, and infrastructure monitoring in cold climates. The 12.6Ah capacity and low self-discharge (2-3% monthly) ensure year-round operation without frequent recharging.

Technical Advantages

  • Ultra-Low-Temperature Performance: Operates at -40℃ with stable discharge.
  • High Energy Density: 190 Wh/kg gravimetric energy for compact, lightweight portability.
  • Advanced BMS: Overcharge, over-discharge, and short-circuit protection.
  • Fast Charging: 0.5C charge rate (6.3A) for rapid replenishment in field conditions.
  • Extended Cycle Life: 500 cycles at 25℃ with 80% capacity retention.

Why Choose This Battery?

  • Reliability in Extreme Conditions: Engineered for polar and sub-zero environments.
  • High-Capacity 21700 Cells: Six premium cells in 2S3P configuration for balanced output.
  • Safety-Certified: Built-in BMS and flame-retardant materials.
  • Wide Operating Range: Functions flawlessly from -40℃ to 55℃.

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