Custom Battery Packs

8.4 V NiMH Battery

8.4 Volt NiMH Battery

An 8.4V NiMH battery pack is a rechargeable nickel metal hydride power source made from seven 1.2V cells connected in series. It is widely used for RC cars, RC trucks, Airsoft rifles, AEG systems, robotics equipment, and hobby devices that need reliable rechargeable output.

  • Rated voltage: 8.4V
  • Cell configuration: 7 × 1.2V NiMH cells in series
  • Popular capacities: 1600mAh, 2000mAh, 3000mAh, and 5000mAh packs
  • Typical uses: RC vehicles, Airsoft rifles, robotics systems, and hobby electronics
  • Datasheet:

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For replacement or project sourcing, confirm voltage, connector type, polarity, pack dimensions, compartment space, charger compatibility, and runtime requirement before ordering.

Description

8.4V NiMH Battery Pack Product Attributes

Key Features:

1. Rechargeable 8.4V Ni-MH battery pack made from seven 1.2V cells connected in series.

2. Commonly used for RC cars, trucks, Airsoft rifles, AEGs, robotics, and hobby power systems.

3. Capacity options typically range from about 800mAh to 5000mAh or higher.

4. Popular hobby-use capacities include 1600mAh, 2000mAh, 3000mAh, and 5000mAh packs.

5. Available in stick, hump, butterfly, flat, and application-specific pack configurations.

6. Connector options may include Mini Tamiya, Standard Tamiya, EC3, or custom robotics connectors.

7. Use a dedicated NiMH charger and avoid storing the pack fully discharged.

Type Description
Category Ni-MH Batteries

& Ni-MH RC Battery
Mfr GMCELL
Series GMCELL®
Packaging Box / Bulk Pack / Custom Pack Option
Part Status Active
Battery Chemistry Nickel Metal Hydride
Battery Configuration 7 cells in series, 7 × 1.2V
Voltage – Rated 8.4 V
Capacity Range Approx. 800mAh to 5000mAh+, depending on pack design and application
Common Capacity Options 300mAh–800mAh for compact robotics packs; 1600mAh–3000mAh for Airsoft and hobby use; 3000mAh–5000mAh for RC vehicles
Common Pack Configurations Stick pack, hump pack, butterfly pack, flat pack, or application-specific custom layout
Size / Dimension Depends on cell format, pack shape, battery compartment, and connector exit direction
Termination Style Mini Tamiya, Standard Tamiya, EC3, wire leads, or custom robotics connector
Charging Method Use a dedicated NiMH charger; smart chargers are recommended for safer and more stable charging
Typical Charge Time Approx. 1–2 hours with a suitable smart charger, depending on pack capacity and charge current
Charging Current Note For 900mAh–1800mAh packs, around 0.9A is commonly used; for 2000mAh+ packs, higher current may be used if supported by the pack and charger
Memory Effect No significant memory effect in modern NiMH battery packs
Storage Recommendation Avoid storing NiMH packs fully discharged; charge before first use and store in a cool, dry place
Common Applications RC cars, RC trucks, Airsoft rifles, AEGs, robotics systems, hobby vehicles, and small rechargeable power projects
Replacement Checkpoints Confirm voltage, capacity, pack shape, connector type, polarity, available compartment space, and charger compatibility before replacement
Shipping Info Available for standard bulk supply or custom 8.4V NiMH battery pack projects

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