Spektrum RC 2S Hard Case LiPo 120C Shorty LiPo Battery (7.6V/4100mAh) w/5mm Bullets

Spektrum RC 2S Hard Case LiPo 120C Shorty LiPo Battery (7.6V/4100mAh)
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The Spektrum RC 2S Hard Case LiPo 120C Shorty LiPo Battery is a high voltage battery option designed for the most extreme amperage loads. With high discharge ratings, exclusive Pro Series LiHV Battery chemistry, and Smart's added benefits, the Smart Pro Race batteries are game changers for the RC racing community. These batteries are available in all popular sizes and configurations for 1/10 and 1/8th scale racing models, drivers get top-of-the-line LiPo performance with the added benefits of Smart, guaranteeing successful races with each pack cycle, lap after lap, and heat after heat.

When a Smart Pro-Series LiHV Battery is connected to a Spektrum Smart charger, its unique charging parameters and health information are uploaded to the charger from its integrated memory microchip. You can view and set preferences through the charger, such as charge rates, so all that’s required to charge the pack is connecting it to your Smart charger. Smart technology takes care of the rest.

Spektrum Smart Pro-Series surface batteries store a wide variety of essential information, including:

  • Battery Brand
  • Battery Type
  • Battery Capacity
  • Battery C Rating
  • Individual Cell Voltage
  • Battery Temperature
  • Charge/Discharge Cycles
  • Spektrum Smart Pro-Series surface batteries also maintain an error log, including over-heat, over-discharge, and over-charge incidents. This data can help assure that the battery you've chosen is suitable for the application.
Innovative Spektrum Smart Pro-Series surface batteries are so easy to use that they nearly take care of themselves. Smart technology makes it easy to achieve peak battery performance, reliability, and longevity!

  • Shorter, more compact design helps promote a low center of gravity
  • High Voltage Capable
  • Powerful and consistent 120C Discharge Rate
  • High-performance 5C max Charge rate for super-fast charge times without damaging the health of the pack
  • Can be charged on any non-Smart charger with included adapter
  • Automatic Charging on Spektrum Smart charger reduces time in the pits
  • High-capacity packs in Shorty style and standard sizes versus original/previous generation Spektrum Race batteries
  • Double-sided main connector for added user-friendliness featuring flush mount bullets
  • Improved design allows for an extremely durability case with improved balance/Smart port connector


  • Nominal Voltage: 7.6V (2S)
  • Capacity: 4100mAh
  • Maximum Charge Rate: 5C (20.5A)
  • Discharge Rate:
    • Continuous: 120C
    • Peak: (Not Available)
  • Cell Configuration: 2S1P
  • Watt Hours: 31.16Wh
  • ROAR Approved: (Not Available)
  • Connector:
    • Battery: 5mm Bullet
    • Balance: Pro Race Series 2-Pin Balance Connector
  • Dimensions (LxWxH): 3.66x1.85x0.76in (92.96x46.99x19.3mm)
  • Weight: 5.47oz (155g)
  • (1) 7.6V 4100mAh 2S 120C Smart Pro Race Shorty Hardcase LiHV Battery
  • (1) Conventional Charge Adapter with IC3 connector
Needed to Complete:
  • Compatible LiPo Battery Charger

This product was added to our catalog on September 9, 2022