Holybro FETtec KISS G4 2-6S 30x30 / 20x20 Flight Controller

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The FETtec FC G4 features the latest STM32G4 processor. Providing unparalleled processing power to your aircraft. Along with an IIM-42652 SPI gyro, two 5v BECs, 6-27V (2-6S) power handling, and a host of other features, the G4 from FETtec is on the cutting edge of Flight Controller technology.

Check out our other flight controllers, as well as the rest of our FETtec selection!


  • Input Voltage: 2-6S LiPo
  • MCU: STM32G4
  • Gyro: IIM-42652 SPI
  • OSD: Yes
  • UARTs: 5 Sets
  • ESC Connections: Yes
  • Firmware: KISS firmware
  • BEC: 3.3V, 5V, 16V
  • Current Sensor: Yes
  • Buzzer: Yes
  • Barometer: No
  • Black Box: No
  • DJI Compatible: Yes
  • Stack Size: 30x30 / 20x20
  • Dimensions: 37.2x37.2mm
  • Weight: 5.37g

Manual Download


  • 1x Holybro FETtec G4 2-6S 30x30 Flight Controller