HappyModel CrazyF411 AIO Flight Controller (FrSky / 25A / 2-4S)

Regular price $59.99

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CrazyF411 pro is a highly packed 2-4S AIO F4 flight controller with a built-in 20/25A per channel ESC and diversity FrSky SPI receiver. Built into a compact design, this AIO FC is perfect toothpick drones!



  • Large soldering pads with 4 angled motor connectors for solder-free swap-outs 
  • Two, UARTs, with UART 1 inverted
  • Compatible with 110x/120X/130X/140X motors
  • Integrated with a F411 processor, Betaflight OSD, 5V 1.5A BEC



Flight Controller:

  • MCU: STM32F411CEU6 (100MHZ, 512K FLASH)
  • Sensor: MPU-6000(SPI connection)
  • Board Size: 28.5 x 28.5mm
  • Power Supply: 2-4S battery input (DC 8V-17V)
  • Built-in 20A(each) Blheli_S 4in1 ESC Dshot600 ready
  • Built-in Frsky D8/D16 SPI receiver (Built-in 2.4G Power Amplification)
  • Built-in Betaflight OSD (SPI Control)
  • Built-in Current meter
  • Built-in 5V 1.5A BEC
  • Built-in voltage detection
  • Firmware target: MATEKF411RX
  • Yaw Degrees should set to “-90 degree” to match the flight direction



  • MCU upgraded to EFM8BB21
  • Power supply: 2-4S LiPo/LiPo HV (7v/17v)
  • Current: 20A continuous peak 25A (5 seconds)
  • Support BLHeliSuite programmable
  • Factory firmware: F_H_40_REV16_7.HEX
  • Default protocol: DSHOT600



  • SPI BUS receiver
  • Compatible With: FrSky D8/D16
  • Compatible with: Non EU transmitter both D8 mode and D16 mode
  • Channels: 8CH/16CH Dual antenna
  • Failsafe support
  • No ground interference (Transmitter and receiver 1m from the ground): 400m





(1) HappyModel CrazyF411 25A AIO Flight Controller (with motor connectors pre-soldered)
(2) IPEX U.Fl Linear Antennas
(1) XT30 Pigtail
(1) Hardware Set



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