XS Power 2100mAh 9.9volt LiFE ECU Pack

XS Power 2100mAh 9.9volt LiFE ECU Pack

Brand: Advanced Radio
Product Code: BRC-620
In Stock
Price: $59.00 USD

Available Options


XS Power 9.6v 2100mAh LiFE ECU Pack

3 cell 9.6volt 2100mAh LiFe ECU Turbine pack.  

With a 20C/40C discharge rate, Advance Radio XS Power ECU batteries are designed specifically for todays modern turbine demands. With a capable burst of 40C, The XS Power range packs a new punch, surpassing your RX and ECU needs.

Lighter and thinner than previous packs, the XS Power range is easy to mount in any model. Don’t let the size fool you, XS Power Packs have a bigger capacity, giving you longer flight times with a thinner, lighter pack.

Available in a wide range of sizes, the XS Power range covers 6.6v packs in 1700mAh, 3400mAh and 5100mAh and 9.9v packs in 2100mAh, 3800mAh and 6200mAh. This large range of sizes offer maximum flexibility for a wide range of uses. Giving you the perfect battery for your model.

High current means bigger wires and we have some of the best. The XS Power Range comes standard with 14AWG wire for high powered models and 20AWG for charging and secondary powering.

If you need to mount your packs deep inside the model, have a I-Charger or simply don't want the hassle of connecting a balance lead then you can choose the optional self balancing circuit. You then simply plug the cell balancing lead into the self balancing circuit and you are ready to go. (click here for balancing circuit)


  • High C Rated packs
  • Ultra safe chemistry
  • Light weight
  • Stardard with JST-XH plug
  • pre-soldered ECU plug with Ultra/Deans connector or MPX connector (6" lead)
  • Trusted and proven quality


Batteries For - Turbine ECU Battery

Battery Discharge Rate - 20/40C

Battery Cells - 3S 9.9V

Battery Capacity - 2100mAh

Light Weight - 156g (5.5 oz)

Compact size - 98 x 30 x 30mm (3.85 x 1.18 x 1.18 inches)



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