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Duex 5 Expansion Board

by Duet3D


Expansion Board Duex5 for Duet3D controller boards.
Support for up to 7 Extruder.

Compatible with


  • 5 additional TMC2660 stepper motor drivers with stall notification
  • 5 additional extruder heater outputs
  • 5 servo outputs with 5V power and 5V signal levels, sharing control channels with the heaters. So you can use unused heater channels to drive servos
  • 5 additional endstop inputs with indicator LEDs and 3.3V/5V voltage selection. These are also usable as outputs
  • 5 additional controlled fan outputs, also usable for driving LEDs etc. The output voltage may be switched between 5V, 12V and VIN .
  • 4 uncommitted general purpose I/O pins
  • 12V switching regulator, for generating a 12V supply for fans, LEDs etc. when the VIN power is higher than 12V
  • 5 additional thermistor inputs
  • Support for 2 more thermocouple or PT100 daughter boards, supporting up to 4 more sensors
  • Optional 5V external power input for powering servos, fans etc

Further information here.

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