7.2V 8.4Ah 18650 Li-ion Battery for Polar/Arctic Equipment & Extreme Cold (-40ºC)

  • 7.2V voltage, 8.4Ah capacity
  • -40°C to 55°C operating range
  • 0.5C fast charging capability
  • BMS-protected, UL-certified cells
  • 500+ cycles at 25°C
  • Customizable size and connectors

Đặc điểm kỹ thuật

Battery Specifications

Tham số Chi tiết
Product Name 7.2V 8.4Ah Li-ion Battery
Điện áp danh định 7,2V
Rated Capacity 8400mAh (8.4Ah)
Max. Charge Current 0.2C~0.5C (1.68A~4.2A)
Kích thước 60x40x75mm (customizable)
Weight 330g
Connector X.54, P.54, DC5521 (customizable)
Chu kỳ cuộc sống 500 cycles (at 25°C)
Operating Temp -40°C to +55°C
Storage Temp 0°C–35°C (1 year), -10°C–50°C (1 month)

Cell Specifications

Tham số Chi tiết
Loại tế bào Pin Li-ion 18650
Công suất tiêu biểu 2800mAh
Điện áp danh định 3,6V
Max Discharge Current 35A
Mật độ năng lượng 610 Wh/l (volumetric)
220 Wh/kg (gravimetric)

Ứng dụng

Polar Research Equipment Power Solution

Ideal for powering geophysical survey tools, environmental sensors, and communication devices in Antarctic/Arctic expeditions. Ensures uninterrupted operation in sub-zero conditions for ice-core drills, GPS trackers, and data loggers.

Frigid Zone Rescue & Emergency Systems

Reliable energy source for rescue beacons, medical equipment, and thermal drones used in avalanche recovery, mountain rescue, and disaster relief operations below -40°C.

Industrial & Commercial Cold Climate Devices

Supports low-temperature IoT sensors, remote telemetry systems, and automated machinery in cold storage warehouses, oil/gas pipelines, and polar infrastructure projects.

Ưu điểm kỹ thuật

  • Ultra-Low Temperature Performance: Operates at -40°C without capacity loss.
  • High Energy Density: 220 Wh/kg gravimetric energy for compact, lightweight power.
  • Sạc nhanh: 0.5C charge rate (4.2A) reduces downtime.
  • BMS Protection: Built-in safety for overcharge, discharge, and short circuits.
  • Extended Cycle Life: 500+ cycles at 25°C ensures long-term reliability.

Why Choose This Battery?

  • Engineered for extreme cold with 2S3P 18650 cell configuration for stable voltage (7.2V) and high capacity (8.4Ah).
  • Customizable dimensions and connectors (X.54, P.54, DC5521) to fit niche devices.
  • Lower self-discharge rate (<3% monthly) ensures readiness for critical tasks.
  • Lightweight design (330g) reduces transport costs for remote deployments.

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