ABB 30603327 8504441 M4/8D2 15VAC VARISTOR Description Description ABB 30603327 8504441 M4/8D2 15VAC VARISTOR Related products ABB 2TLA040037R0900 ABB 2TLA040001R1300 ABB 1SFN075112R1000 ABB FPR3600227R1202 ABB ACS550-01-038A-4 ABB 3BSE008516R1