7.2V 12Ah 18650 -40℃ Battery for Testing Instruments

The 7.2V 12Ah Low-Temperature Lithium Battery is specifically designed for testing instruments and special equipment operating in extreme cold environments. Built with high-quality 18650 lithium-ion cells and configured in a 2S6P structure, this battery delivers stable voltage output, reliable capacity, and excellent low-temperature performance down to -40°C. The optimized internal structure and advanced battery management protection ensure safe, efficient, and long-term operation under harsh working conditions. With compact dimensions and moderate weight, it is ideal for portable and fixed testing systems requiring dependable power in low-temperature scenarios.
PKCELL
Features & Benefits

Product Details

  • Excellent Low-Temperature Performance
    Utilizes specially selected low-temperature lithium-ion cells, maintaining discharge capability and voltage stability at temperatures as low as -40°C.
  • Stable Power Output
    Rated at 7.4V nominal voltage with 12Ah capacity, providing consistent energy supply for precision testing instruments
  • High Safety Protection
    Integrated protection circuit offers overcharge, over-discharge, overcurrent, and short-circuit protection, ensuring operational safety and battery longevity
  • Low Internal Resistance
    Finished product internal resistance ≤150mΩ, improving energy efficiency and reducing heat generation during operation
  • Compact & Durable Design
    Slim form factor allows easy integration into testing devices and low-temperature equipment housings

Tech Specs

  • Cell Model
    18650 / 3.7V / 2000mAh
  • Battery Configuration
    18650-2S6P
  • Nominal Voltage
    7.2V
  • Nominal Capacity
    12Ah
  • Charging Voltage
    8.4V
  • Maximun Charging Current
    ≤5A
  • Maximum Discharge Current
    ≤10A
  • Standard Discharge Current
    2.4A
  • Charging Temperature
    -20~60℃
  • Discharge Temperature
    -40~85℃

Pkcell - Custom
Battery Solution Expert

Pkcell, established in 1998, is a professional Chinese battery manufacturer specializing in reliable and innovative power solutions. With a modern 28,000㎡ manufacturing facility and a strong R&D team of over 50 engineers, we deliver high-quality batteries to customers in more than 100 countries worldwide.

We focus on wide temperature and low temperature battery customization, providing stable and long-lasting power solutions designed to operate in extreme environments. Our batteries perform reliably under sub-zero and high-temperature conditions, making them ideal for medical devices, consumer electronics, industrial equipment, IoT systems and outdoor applications. Pkcell is committed to quality, safety and flexible OEM/ODM services to meet diverse customer needs.

  • 20
    +
    Years Experience
  • 28000
    Facility
  • 50
    +
    Delicated R&D Experts
  • 100
    +
    100+ Exported Countries