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850mAh 3S 11.1v 35C LiPo Battery with BEC Connector - Overlander Supersport

850mAh 3S 11.1v 35C LiPo Battery with BEC Connector - Overlander Supersport

Brand: Overlander

Part No: OL-2817

£13.76 RRP £14.48

In Stock: Usually ships same day

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The Overlander Supersport Pro 850mAh 3S 11.1V 35C LiPo (OL-2817) is engineered for dependable performance and longevity. Built using a superior stacking method and fully matched cells, it delivers reliable capacity and consistent power. High-quality silicone leads minimise resistance, and the JST BEC main connector with JST-XH balance plug supports accurate charging and balancing.

Part of Overlander’s tried-and-tested Supersport Pro range, this compact 69 g pack is recognised for durability and stable output. Produced in partnership with Fullymax in a controlled, automated environment, the cells offer the uniformity and quality expected by experienced RC enthusiasts.

Key Features

  • 850mAh capacity for compact RC applications
  • 3S1P, 11.1V LiPo chemistry
  • 35C constant discharge, 65C burst
  • JST BEC main connector
  • JST-XH balance plug
  • High-quality silicone leads to reduce resistance
  • Cells matched in resistance, voltage and weight
  • Manufactured using a stacking construction for consistency

Specifications

  • Part Number: OL-2817 (SKU: 2817)
  • Capacity: 850mAh
  • Voltage: 11.1V (3S)
  • Chemistry: LiPo
  • Discharge Rate: 35C constant / 65C burst
  • Dimensions: 52 x 31 x 24 mm
  • Weight: 69 g
  • Watt Hours: 9.44 Wh
  • Balance Plug: JST-XH
  • Main Connector: JST BEC

All of our Overlander SuperSport Pro Lipoly batteries are designed with optimal performance in mind. In order to ensure longevity and reliability, our batteries are manufactured using the superior ‘stacking’ method, which provides you with reliable capacity and consistent power. They come equipped with high quality silicone leads that are able to minimise resistance and sustain high currents. Great value without the loss of performance!

Our batteries are fully matched in:

  • Resistance
  • Voltage
  • Weight

Specifications:

• Capacity: 850mAh
• Voltage: 3S1P / 3 Cell / 11.1V
• Discharge: 35C Constant / 65C Burst
• Weight: 69g
• Dimensions: 52x35x24mm
• Balance Plug: JST-XH
<strong ">• Connector: JST BEC

Our SuperSport Pro range is tried and tested, and recognised as offering consistent power and durability, being used by enthusiasts new and old to the hobby yielding exceptional results. It’s no wonder why our batteries are the choice of champions and record breakers.


Overlander is proud to work in conjunction with the renowned Fullymax to produce our LiPo cells. The production process for these cells is fully automatic and completed in a dust free atmosphere using uniformity and conformity. As a result, with Overlander you’re guaranteed to receive the high-quality, top-performing batteries that you expect.



850mAh 3S 11.1v 35C LiPo Battery with BEC Connector - Overlander Supersport Specification:

  • SKU: 2817
  • Length (mm): 52
  • Width (mm): 31
  • Depth (mm): 24
  • Weight (g): 69
  • Chemistry: LiPo
  • Discharge Rate: 35C Constant
  • Battery Capacity: 850
  • Voltage: 11.1
  • Cell Number: 3
  • Voltage: 11.1v (3S)
  • Watt Hours (Wh): 9.44

 



Key Info:
  • Brand: Overlander
  • Part No: OL-2817
  • Barcode: 5060386119050
  • Voltage: 3S - 11.1v
  • Connector: None
  • Case Type: Soft Case
Standard Shipping

£3.95 to most of the UK

Express Shipping

£6.95 to most of the UK

Worldwide Shipping

Available at checkout

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Questions & Answers
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What chargers will fit this battery? A link would be helpful please.
Aiden / 7th September 2025

You can use this one: ET0223

Rich @ Wheelspin Models
Will this battery fit a blade sr?
Guy Castle / 25th July 2024

Yes that should fit or this one for more runtime OL-2561

Steve @ Wheelspin Models
Will this battery fit on a dynham v2 900mm spitfire battery recommended is 11.1v 850amh 15c thank you john
John Smith / 11th April 2023

This would work for you but you may need to change the connector on the battery or the plane 

Si @ Wheelspin Models
Will this work in the eflite umx a10?
Sam Shepherd / 12th September 2022

Its a little wider than the original so we cannot guarantee fitment.

Steve W @ Wheelspin Models
Will this battery for the blade 230s?
Roger Wilkinson / 17th December 2020

Yes it should do

Ben @ Wheelspin Models
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