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7.4V 2S1P IFR18650 Battery Pack

The 7.4V 2S1P ICR18650 Battery Pack is a compact and efficient power solution designed for B2B applications requiring stable performance in a lightweight form factor. Utilizing two high-quality 18650 lithium-ion cells in series, it delivers a reliable 7.4V output with excellent energy density. This pack is ideal for portable electronic devices, instrumentation, and industrial tools.
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PKCELL
Features & Benefits

Product Details

  • High Energy Density
    Optimized ICR18650 cells provide extended runtime without adding bulk, delivering 7.4V consistent voltage output for high-power-demand devices while maintaining lightweight portability.
  • Industrial-Grade Safety
    Incorporates multi-layer protection against overcharge, short circuits, and thermal runaway, certified to UN38.3, CE, and RoHS standards for global compliance and risk-free deployment.
  • Long Cycle Life
    Engineered for durability with advanced cell balancing technology, retaining over 80% capacity after 500+ charge cycles to reduce replacement costs and downtime.
  • Customizable Integration
    Flexible wiring options, configurable BMS, and adaptable dimensions enable seamless compatibility with OEM devices, ensuring tailored solutions for diverse technical requirements.

Tech Specs

  • Nominal Voltage
    7.4V
  • Capacity
    2000/2200/2600/3000/3350/3500mAh
  • Max Constant Charging Current (0.25C)
    500-875mAh
  • Max Continuous Discharging Current (0.5C)
    1000-1750mAh
  • Cycle Life@25°C@1C
    500+
  • Self Discharge Rate
    ≤3%/Month@25°C
  • Operating Temperature
    -40~85 °C
  • Recommend Storage Temperature
    10~35 °C

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
About Pkcell