• 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

Rechargable Lithium ion Battery Pack 120C 7.4V 6200mAh 45.88Wh

Place of Origin China
Brand Name BAKTH
Certification UN38.3
Model Number BAKTH-120C
Minimum Order Quantity 2PCS
Price US$32.65
Packaging Details Carton
Delivery Time 15~20days
Payment Terms T/T
Supply Ability 100000PCS/Month
Product Details
Voltage 7.4V Discharging Temp -20℃~45℃
Charge Current 0.5C Chemistry Lithium Ion (Li-Ion)
Chargeable Yes Working Temperature 0℃ ~45℃
Capacity 6200mAh
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rechargeable lithium ion battery pack 6200mAh

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7.4V lithium ion battery pack 120C

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45.88Wh lithium ion battery pack rechargeable

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Product Description
Product Overview:
The ‌120C 7.4V 6200mAh (45.88Wh)‌ rechargeable lithium-ion battery pack is a high-performance power solution designed for demanding applications requiring both high current delivery and extended runtime. With a ‌7.4V nominal voltage‌, this battery uses a ‌2S (2-cell series)‌ configuration, making it compatible with a wide range of RC vehicles, drones, and portable electronic systems that operate within this voltage range.

Description:
Model   No. BAKTH-120C 
Brand Name BAKTH / Neutral / OEM
Compliant   certification standards IEC62133 / UN38.3 /   RoHS
Discharging   temperature 0~45
Electrical   Performance
Nominal   Voltage 7.4V
Nominal   Capacity 6200m Ah
Power Capacity 45.88 Wh

 

Physical and Safety Features

Housed in a ‌hard case‌, this battery offers enhanced durability against impacts and vibrations common in rugged environments. It typically includes a ‌protective circuit module (PCM)‌ to guard against overcharge, over-discharge, short circuits, and overheating. Some advanced variants integrate ‌smart technology‌, allowing users to monitor real-time health data—such as individual cell voltage, temperature, and charge cycles—via compatible smart chargers.

Common connectors include ‌IC5 or EC5 types‌, known for their low resistance and secure fit, ensuring stable power transmission during high-current draws. The typical weight is around ‌360g‌, striking a balance between robust construction and manageable weight for mobile platforms.

Application and Compatibility

This battery is widely used in:

  • High-performance RC vehicles‌: bashers, crawlers, and drift cars
  • FPV racing and freestyle drones
  • Portable industrial tools and test equipment
  • Custom robotics and DIY electronics projects

Users must verify compatibility with their device’s voltage tolerance, physical dimensions, connector type, and polarity before use to prevent damage.

Charging and Maintenance Guidance

For optimal lifespan and safety:

  • Use a ‌balance charger‌ set to ‌7.4V (2S) Li-ion/LiPo mode
  • Recommended charge rate: ‌1C (6.2A)‌, though some models support up to ‌5C fast charging‌ with proper thermal monitoring
  • Store at ‌3.8–3.9V per cell (7.6–7.8V total)‌ in a cool, dry place (0–40°C)
  • Avoid discharging below ‌6.0V (3.0V per cell)‌ to prevent irreversible cell damage