The Range

Power Built
for the Build.

High-power lithium-ion packs engineered for FPV, robotics, and high-drain applications. Made in New Zealand.

Black Series

4S1P Black Series
BestsellerOnly 1 left

5000mAh Li-Ion Pack

4S1P Black Series

Nominal 14.4V with 70A continuous and 250A burst discharge. Engineered for 4S FPV, robotics, and high-drain builds that demand sustained current without voltage sag.

70A Continuous250A Burst14.4V Nominal72Wh
$99
6S1P Black Series
Max PowerOnly 1 left

5000mAh Li-Ion Pack

6S1P Black Series

Nominal 21.6V for maximum energy density where peak power is non-negotiable. The same 70A continuous / 250A burst output, tuned for demanding 6S platforms.

70A Continuous250A Burst21.6V Nominal108Wh
$190
Reliance RS50 Cell

21700 Li-Ion Cell

Reliance RS50 Cell

The Reliance INR21700-RS50: a 3.6V nominal, 5000mAh 21700 Li-Ion cell rated at 70A continuous with an estimated 250A burst — the same high-drain cell that goes into our Black Series packs. Sold individually for custom pack builds, repairs, and spares. Priced per cell.

70A Continuous250A Burst3.6V Nominal5000mAh
$25
2S1P Black Series
Only 1 left

5000mAh Li-Ion Pack

2S1P Black Series

Nominal 7.2V with 70A continuous and 250A burst discharge. A compact 2S1P pack built from the same Reliance RS50 21700 cells as our larger packs — ideal for lightweight FPV and RC builds that still demand high-current output.

70A Continuous250A Burst7.2V Nominal36Wh
$65
2S2P Black Series
Only 1 left

10000mAh Li-Ion Pack

2S2P Black Series

Nominal 7.2V with a doubled 10000mAh capacity and 140A continuous / 500A burst discharge. The 2S2P configuration pairs cells in parallel for longer runtime and higher sustained current.

140A Continuous500A Burst7.2V Nominal72Wh
$99.99
4S2P Black Series
Only 1 left

10000mAh Li-Ion Pack

4S2P Black Series

Nominal 14.4V with 10000mAh capacity and 140A continuous / 500A burst discharge. The 4S2P configuration doubles capacity and current over the 4S1P for demanding long-range and high-drain builds.

140A Continuous500A Burst14.4V Nominal144Wh
$219.99