HobbyWing Flyfun Brushless ESC 40A OPTO (Version 4.1)

HobbyWing Flyfun Brushless ESC 40A OPTO (Version 4.1)

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HobbyWing Flyfun Brushless ESC 40A OPTO (Version 4.1)


HobbyWing Flyfun Brushless ESC 40A-OPTO (Version 4.1)


  • Output:  Continuous 40A, Burst 55A up to 10 seconds.
  • Input Voltage:  2-6 cells lithium battery or 5-18 cells NiCd/NiMh
  • BEC: 3A / 5V switching mode BEC.
  • Refresh rate of the throttle signal: 50Hz to 432Hz.
  • Weight:38.8g.


  • Safety arming feature:  Regardless the throttle stick position, the motor will not spin after battery connected.
  • Throttle calibration funtion: Throttle range can be calibrated to be compatible with different transmitters.
  • User programmable.
  • Multiple program methods supported: transmitter stick, LED Program Card. Very easy to program the ESC at home or at the flying field.
  • Compatible with Lipo battery and NiCd/NiMH battery.
  • Internal timing can be changed to be suitable for different brushless motors.
  • Full protection: Low voltage cutoff protection / Over-heat protection / Throttle signal loss protection.
  • Extreme low resistance PCB is used at the power output section, the whole ESC has super current endurance capability.
  • Microprocessor uses separate voltage regulator IC, with good anti-jamming capability.
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