Altech Corp. Industrial Relays AU-4M-31

Auxiliary contact module with 4 poles, configured as 3 normally open and 1 normally closed, designed for front mounting on Mini Contactors. It is compatible with GMC-6M-12M and GMD-6M-12M contactor series. Dimensions are not explicitly stated for this variant, but it shares the base design of the AU-4M series with side or front mounting options as specified.