• Shenzhen BAK Technology Co., Ltd.
    Kallista
    I'm going to keep this sweet & short! I have never experienced such excellent customer service with a out of country supplier. This company has gone far and beyond to meet the needs of their customers. Their response time with all my concerns were addressed immediately 100%within 1-24 hours and the shipping time was EXCELLENT!
Contact Person : Dong
Phone Number : +86 13828713564
Whatsapp : +8613828713564

Power Reliability 18650-2S2P Li-ion Battery Pack standard Rechargeable 18650 Battery

Place of Origin CHINA
Brand Name BAKTH
Certification CE/FCC/IEC62133/UN38.3/REACH/RoHS/ (EU) 2023/1542/CCC
Model Number 2037DH
Minimum Order Quantity 5PCS
Price 5PCS/LOT: US$69.55/PC; 100PCS/LOT: US$52.20/PC.
Packaging Details Industrial Paper Box
Delivery Time 5-8work days
Payment Terms T/T
Supply Ability 150000PCS/MONTH

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Product Details
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18650-2S2P Li-ion Battery Pack

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Power Reliability 18650 Battery Pack

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Product Description
Power Reliability 18650-2S2P Li-ion Battery Pack
Expertly engineered rechargeable battery pack delivering the ideal balance of voltage and capacity for demanding applications.
Technical Specifications
Parameter Value
Rated Voltage 7.2V
Nominal Capacity 6600mAh
Rated Capacity 6900mAh
Internal Resistance <200mΩ @1kHz at 25℃
Max Charging Current 3.3A
Max Charging Voltage 8.4V
Max Discharging Current 8.0A
Battery Life ≥500 cycles (80% capacity retention)
Physical Dimensions
Dimension Value
Length 150.5mm ± 0.3mm
Width 42.0mm ± 0.3mm
Thickness 22.4mm ± 0.3mm
Weight 240g ± 10g
Key Features
  • Optimal Power Density: Leverages the proven energy density of the 18650 battery standard for space and weight efficiency.
  • Enhanced Performance: 2P connection provides higher sustained current output for power-hungry devices.
  • Long Battery Life: High-quality, matched 18650 cells ensure balanced performance and maximum longevity.
  • Built for Reliability: Professional spot welding, cell matching, and optional protection circuitry for safety.
Li-ion Technology Advantages
  • High Energy Density: More power in less space
  • Low Self-Discharge: Holds charge longer when not in use
  • Rechargeable: Hundreds of charge cycles
  • No Memory Effect: Flexible charging without capacity loss
Ideal Applications
Custom Robotics & Drones
Portable Power Tools
High-Performance LED Lighting
Back-up Power Systems
DIY Electronics & Prototyping
Portable Medical Devices
RC Hobbies (Cars, Boats, Planes)
Experience the flexibility and performance of professional-grade lithium ion battery packs. Our 18650-2S2P solution offers the perfect blend of voltage and capacity for your next project.