ABB DSQC608 3HAC12934-1 Power Supply Module Assembly

ABB DSQC608 3HAC12934-1 Power Supply Module Assembly is the Customer I/O Power Supply unit for ABB’s IRC5 robot controller, identified by part number 3HAC12934-1 within the DSQC 608 family. This module sits in the Control Module of the IRC5 cabinet and provides the dedicated power rail for the customer I/O circuitry and related interfaces that connect to the robot’s I/O network. The assembly is documented as the Customer I/O Power supply for the DSQC 608 system and is referenced in ABB maintenance and replacement procedures for IRC5 dual cabinet configurations. When replacing, technicians typically follow ABB’s guidance to remove and reattach the module within the Control Module and to connect the associated backplane harnesses, such as the X1–X9 cable connections used by the DSQC 608 backplane. This part is widely cataloged as 3HAC12934-1 DSQC 608, and is recognized by ABB spare parts listings and robotics suppliers as the customer I/O power supply assembly for the IRC5 control system.