ABB ONWS4PB Description Description ABB ONWS4PB 4 POLE CHANGEOVER SW NO OFF Camline Rotary Cam Switches Related products ABB 2TLA040001R1200 ABB 2TLA040001R0000 ABB 2TLA042021R8100 ABB 1SFN075112R1000 ABB 2TLA042021R8000 ABB 3BSE013230R1