Pixhawk Cube

Pixhawk Cube


The worlds most advanced autopilot for open autonomous unmanned vehicles. Redundant, temperature controlled, and vibration isolated.


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This is the Pixhawk 2.1 Cube only, intended for use as a replacement part and for integration by OEMs. The Cube will not function without a carrier board.



  • 32-bit ARM Cortex M4 core with FPU
  • 168 Mhz/256 KB RAM/2 MB Flash
  • 32-bit failsafe co-processor


  • Three redundant IMUs (accels, gyros and compass)
  • InvenSense MPU9250, ICM20948 and/or ICM20648 as first and third IMU (accel and gyro)
  • ST Micro L3GD20+LSM303D or InvenSense ICM2076xx as backup IMU (accel and gyro)
  • Two redundant MS5611 barometers


  • Redundant power supply with automatic failover
  • Servo rail high-power (7 V) and high-current ready
  • All peripheral outputs over-current protected, all inputs ESD protected


  • 14x PWM servo outputs (8 from IO, 6 from FMU)
  • S.Bus servo output
  • R/C inputs for CPPM, Spektrum / DSM and S.Bus
  • Analogue / PWM RSSI input
  • 5x general purpose serial ports, 2 with full flow control
  • 2x I2C ports
  • SPI port
  • 2x CAN Bus interface
  • 3x Analogue inputs (3.3V and 6.6V)
  • High-powered piezo buzzer driver (on expansion board)
  • High-power RGB LED (I2C driver compatible connected externally only)
  • Safety switch / LED

Additional Resources

A note on shipping:
SpektreWorks is open for business Monday through Friday. Orders placed Friday evening, Saturday, and Sunday (Arizona time) will be processed and shipped the following Monday morning.