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7.4V 12Ah 18650 -40℃ Battery for Testing Instruments

The 7.4V 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.
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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
    7.4V
  • Nominal Capacity
    12Ah
  • Charging Voltage
    8.4V
  • Charging Current
    ≤2A
  • Continuous Discharge Current
    2A
  • Instantaneous Discharge Current
    2.5A
  • Charging Temperature
    0～45℃
  • Discharge Temperature
    -40～60℃

Pkcell - 定制
电池解决方案专家

Pkcell, established in 1998, is a leading Chinese batteryl manufacturer specializing in reliable and innovative power solutions. With an advanced 28,000 nf facility and a team of 50+ dedicated R&D experts,We have exported high-quality batteries to customers in over 100+ countries. Our custom battery solution widely used in medical device,cusumer electronics and industrial machinery.

  • 18
    +
    工作年限
  • 28000
    ㎡
    设施
  • 50
    +
    专业研发专家
  • 100
    +
    100 多个出口国
About Pkcell