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INR18650 10500mAh 11.1V for Electronic Fan

High-capacity 11.1V 10500mAh lithium-ion battery pack built with premium INR18650 cells in a stable 3S configuration. Featuring low internal resistance (≤80mΩ) and reliable 3A continuous discharge performance, it delivers efficient and stable power output for medium-power applications. Designed for durability and safety, the battery supports operation from -20℃ to 60℃ and offers ≥300 cycles at 80% DOD. Compact in size (56.5×58.5×66.5mm) and weighing approximately 480g, it is ideal for industrial equipment, portable devices, medical instruments, and backup power systems. Customizable BMS protection ensures enhanced safety with overcharge, over-discharge, overcurrent, and short-circuit protection options available.
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PKCELL
Features & Benefits

Product Details

  • High-capacity
    High-capacity 10500mAh lithium-ion battery pack
  • Stable voltage
    Stable 11.1V nominal voltage (3S configuration)
  • Low internal resistance
    Low internal resistance ≤80mΩ for efficient output
  • Big continuous discharge current:
    Maximum continuous discharge current: 3A
  • Wide discharge temperature range
    Wide discharge temperature range: -20℃ to 60℃
  • Long lifespan
    Cycle life ≥300 cycles (80% DOD)
  • Compact structure
    Compact structure with stable mechanical design
  • Customizable
    Customizable protection circuit and connector solutions

Tech Specs

  • Model
    INR18650
  • Nominal Voltage
    11.1V
  • Nominal Capacity
    10500mAh
  • Size
    56.5*58.5*66.5mm
  • Internal Resistance
    ≤80mΩ
  • Charging Cut-off Voltage
    12.6V
  • Discharge Cut-off Voltage
    9.0V
  • Maximum Constant Charging Current
    2000mA
  • Maximum Continuous Discharging Current
    3000mA
  • Charge Temperature
    0.2C | 0~45℃
  • Discharge Temperature
    0.2C | -20~60℃
  • Weight
    480g

Pkcell - Benutzerdefiniert
Experte für Batterielösungen

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
    +
    Jahre Erfahrung
  • 28000
    ㎡
    Einrichtung
  • 50
    +
    Engagierte F&E-Experten
  • 100
    +
    100+ exportierte Länder
About Pkcell