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Steve Webb Models
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World Models KC2040A02 40 Amp Brushless ESC


  • Extreme low resistance, super current endurance.
  • Full protection features: Low-voltage cut-off protection / over-heat protection / throttle signal lost protection.
  • 3 startup modes: Normal / Soft / Super-Soft startup, can be used for both fix-wing aircraft or helicopter models.
  • Throttle range can be configured and is fully compatible with all market available transmitters.
  • Smooth and accurate speed control, excellent throttle linearity.
  • Microprocessor and BEC (Battery Elimination Circuit) use separate voltage regulator IC providing good anti-jamming capability.
  • Supported highest motor speed: 210000 RPM(2 poles), 70000 RPM(6 poles) and 35000 RPM(12 poles).
  • Our pocket-size Program Card can be purchased separately for extremely easy programming of the ESC at the field.
  • With a program card, you can activate the music playing function of the ESC and there are 15 songs can be selected.


  • Continuous Current: 40A
  • Burst Current (>10 seconds): 55A
  • BEC Output: 5V / 3A
  • Input: Li-ion / Li-poly 2 – 5 cells or NiMH / NiCd 5 – 15 cells
  • Weight: 33g
  • Size: 55 x 28 x 12 mm


£69.99 Each

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