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SMC HCL-HV2 Flight 7.4V/2S-5900mAh-90C LiPo Battery

£27.99 (ex VAT: £23.33)

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“Fly Harder, Worry Less” If your current battery struggles harder than your DVR footage, it’s time for an upgrade. The HCL-HV2 5900mAh delivers high voltage, less sag, and more flight time, so you can stop babying your throttle and start flying like you mean it. Disclaimer: Improper use can cause damage or injury. See our LiPo Battery Safety Page for complete safety information.
SKU: 5990-2S1P
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Make sure you test before soldering

HCL-HV2 5900mAh 7.4V 2S 90C LiHV Battery – Power Without Compromise

The HCL-HV2 5900mAh 7.4V 2S LiHV battery delivers high discharge rates, sustained voltage, and an optimized mAh-to-weight ratio, making it a powerhouse for FPV pilots and RC enthusiasts. Unlike typical high C-rate batteries that sacrifice capacity per gram, this pack maintains a solid 5900mAh while cranking out 90C of raw power—ensuring longer, harder flights without sag.

Reinforced with G10 top and bottom plates for durability and equipped with low-resistance 10AWG wiring, this battery is built to handle high-current demands efficiently. Whether you’re ripping through a racecourse or pushing the limits of freestyle, the HCL-HV2 ensures consistent performance, less voltage drop, and maximum reliability.

Key Features:

5900mAh Capacity (±5%) – Delivers reliable, long-lasting power
90C Discharge Rate – High burst power without sag
7.4V (2S) LiHV Chemistry – Higher sustained voltage under load
Optimized Power-to-Weight Ratio – More energy per gram for longer flights
Durable G10 Reinforcement – Lightweight yet strong construction
High-Efficiency 10AWG Wiring – Low resistance for maximum power flow
Flexible Charging (1C to 5C) – Faster charging when needed (higher charge rates may reduce cycle life)

Specifications:

  • Capacity: 5900mAh (±5%)
  • Voltage: 7.4V (2S)
  • Discharge Rate: 90C
  • Size: 17mm x 50mm x 150mm
  • Weight: 275g (±10g)
  • Wire Gauge: 10AWG
  • Charge Rate: 1C to 5C

What’s in the Box?

  • 1x HCL-HV2 5900mAh 7.4V 2S 90C LiHV Battery
  • (Accessories may vary based on supply

LiPo Battery Safety – Important!

LiPo batteries are powerful and require careful handling. Fire risk exists if misused.

Key Safety Points:

  • Always read full safety guidelines: LiPo Battery Safety Page
  • Use LiPo chargers only.
  • Charge in a LiPo safety bag, on a non-flammable surface, and never unattended.
  • Inspect before use, don’t use damaged batteries.
  • Dispose of responsibly.

By purchasing, you agree to handle LiPo batteries responsibly and understand the risks. Unmanned Tech UK is not liable for misuse.

Battery Capacity

Battery Discharge Rate

Battery Voltage

Dimensions
Weight 300 g
Dimensions 2 × 5 × 15 cm
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SMC HCL-HV2 Flight 7.4V/2S-5900mAh-90C LiPo Battery
£27.99 (ex VAT: £23.33)