ABB GMN 977120P0012 DO1 X 4 gL DO FUSE LINK DIN 49522 Modular Din Rail Components Description Description ABB GMN 977120P0012 DO1 X 4 gL DO FUSE LINK DIN 49522 Modular Din Rail Components Related products ABB 2TLA040001R1000 ABB 2TLA042021R8000 ABB ACS550-01-038A-4 ABB 3BSE008516R1 ABB 2TLA042023R0100 ABB FPR3600227R1202