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ProTek RC 2S LiPo 20C Battery (7.4V/2100mAh) (Receiver Battery)

Sale price $19.99 Regular price $24.99

Shipping calculated at checkout.

This is the ProTek R/C 2S 2100mAh, 20C Lithium Polymer battery pack. This pack has T-Style Ultra connectors pre-installed, and comes with a 3-pin Align/E-Flite style balance connector.

This battery is a great receiver battery for helicopters and airplanes!

Unlike most other Lithium Polymer batteries, these batteries can be charged at up to 2 times the rated current, or 2C! If your charger is capable, you can charge these batteries at 4.2A!




  • Type: Lithium Polymer
  • Capacity: 2100 mAh
  • Voltage: 7.4V nominal
  • Connector Type: T-Style Ultra (14 GA Wire)
  • Balancer Type: Align/E-Flite compatible (XH)
  • Number of Cells: 2
  • Weight: 115g
  • Configuration: 2S1P
  • Dimensions (WxLxH): 36 x 107 x 15mm
  • Maximum Charge Rate: 2C (4.2A)!
  • Maximum Continuous Discharge: 20C (42A)
  • Maximum Burst Discharge: 40C (84A) for 3 seconds