ABB YT204001-BK DIGITAL INPUT BOARD YPI-105C Description Description ABB YT204001-BK DIGITAL INPUT BOARD YPI-105C Related products ABB 2TLA040001R1300 ABB ACS550-01-038A-4 ABB 2TLA040037R0800 ABB 2TLA040001R1200 ABB 2TLA040001R0000 ABB 1SFN075112R1000