22.2V 5000mAh INR21700 Li-ion Battery Pack

Short Description:

With 20 Years of Experience, Pkcell has become a leading cylindrical Lithium-ion Battery Pack manufacturer, offering reliable cylindrical lithium-ion battery solutions for underwater auxiliary propulsion equipment.

Nominal Voltage: 22.2V

Charging Cut-off Voltage: 25.2V

Discharge Cut-off Voltage: 15.0V

Max Constant Charging Current (1C): 5A

Max Continuous Discharging Current : 30A

Cycle Life@25°C: ≥300 cycles (80% DOD)

Internal Resistance: ≤120mΩ

Size: 70*75*105mm

Operating Temperature: -20~60°C

Recommend Storage Temperature: 0~30 °C

ApplicationsUnderwater auxiliary thruster, portable sea scooter, small aquatic propulsion device, underwater diving power equipment, marine hobby propulsion system, intelligent watercraft auxiliary power unit


Certification

Certified By IEC, CE, MSDS, and More, Ensuring Top-Notch Quality and Safety.

Pkcell Certification


Product Detail

Product Tags

22.2V 5000mAh INR21700 Li-ion Battery Pack
Key Features
1. Stable 6S cylindrical lithium-ion series voltage system, specially designed for underwater auxiliary thrusters
2. Wide operating temperature range: Charge from 0~45℃, Discharge from –20~60℃ with adaptive current rate
3. Reliable thermal stability and powerful 30A continuous discharge capability
4. Ultra-low self-discharge rate, greatly extending standby working time of aquatic propulsion equipment
5. Built-in integrated BMS protection board, safe against overcharge, overdischarge, overcurrent and short circuit
6. Long service life: ≥ 300 cycles at 80% DOD
7. No memory effect, convenient for intermittent charging outdoors and underwater use
8. Eco-friendly lithium-ion material, non-toxic and pollution-free

Application
Underwater auxiliary thruster, portable sea scooter, diving propulsion device, small aquatic power equipment, marine underwater propulsion machinery, etc

Customized Design:
Customized battery pack solutions are available according to your demands. The below specification list is only for reference, CONTACT US for detailed parameters and custom service.



Electrical Parameter Details

  • Charging Cut-off Voltage: 25.2V
  • Discharge Cut-off Voltage: 15.0V
  • Max Constant Charging Current: 5A
  • Max Continuous Discharging Current: 30A
  • Cycle Life @25℃: ≥ 300 cycles (80% DOD)
  • Operating Temperature: -20℃ ~ 60℃
  • Recommended Storage Temperature: 0℃ ~ 30℃


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    Model

    Nominal Voltage(V)

    Dimension(mm)

    Capacity(mAh)

    Internal Impedance(mΩ)

    Continuous Discharge

    Weight(g)

    L

    W×H

    INR21700 Pack

    22.2

    105

    75.0×70.0

    5000

    ≤120

    30A

    540