OSHM4X023 OMP M4 Max OMPHobby 85A ESC


In stock

SKU: OSHM4X023 Categories: ,
GTIN: 680306450312
Brand: OMPHobby


OMPHobby 85A ESC for OMPHobby M4 Max Helicopter, OSHM4X023

Telemetry supported by Vbar Control, MSH Brain2 / IKON2, Spirit, RotorFlight,  and Futaba SBUS-2.



  • 85A continuous and 130A peak current support
  • High power 10A BEC regulator (6V, 7.4V, 8.4V*)
  • Telemetry support: current, voltage, temperature, RPM, throttle and ESC status code.
  • Telemetry protocol: Supported by MSH Brain, RotorFlight,  Vbar Control and Futaba SBUS-2
  • Supports RPM signal over wire. No need for external RPM sensor.
  • The ESC has a separate programming interface  to connect a LCD programming card or Bluetooth module.
  • High performance 32-bit microprocessor running at 170MHz
  • New generation MOSFET with low heat generation, large burst current withstanding capability and high reliability.
  • Self-check function: after the ESC powers on, it will automatically check for short circuit, motor lose phase, non-zero throttle and battery voltage.
  • The specially designed ESC case greatly enhances the ESC’s heat dissipation performance.
  • There are two Governor modes: Helicopter Governor Store mode (default) and External Governor mode.
  • Multiple protection features: abnormal power-on voltage protection, start up protection, temperature protection, throttle signal loss protection, over load protection,low voltage protection, over current protection.
  • Firmware update via OMPHobby Bluetooth Module using iOS or Android App.


  • Max Continuous current: 85A
  • Max Peak current: 130A
  • Input voltage: 3-6S LiPo
  • BEC voltage: 6V/7.4V/8.4V
  • BEC current: 10A
  • Size: 71x36x33 mm
  • Weight: 90g


  • XT60 for Battery
  • 3 Bullets for Motor
  • 3-pin Throttle Signal Plug: S (Throttle Signal), + (BEC output), – (Ground)
  • 1-pin RPM Signal Plug
  • 5-pin Programming Header: TX (Transmit), RX (Receive), + (BEC output), – (Ground)


OMPHobby 85A ESC


Accessories (not Included)


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