Heavy duty Push/Pull SPST (on-off switch) 6-28V - 75 AMP Die cast metal body - Heavy duty copper terminals with 2 screws 15/32" mounting hole - 5/8" stem length Replaces: AC Delco: U1505, Airtex: 1S4030, Automann: 577.3028, BWD: S164, Calterm: 41790, Del City: 73165, Dorman: 86916, Grainger: 5RLW0, Haldex: BE20051, Handypack: HP4840, Imperial: 81656, NAPA: MPE PP6025SB, Peterson: 5522, Peterson: PMT5522PT, Pollak (Bulk): 35-306, Pollak (Boxed): 35-306P, SMP: DS-175, Tectran: 19-1000, Velvac: 090180, Wells: SW43 Heavy duty push/pull SPST on-off switch. This 6-28 volt DC 75 amp push pull switch allows you to directly control high amperage accessories without having to use a relay to carry the load. Die cast metal body, 15/32" mounting hole, 5/8" stem length, Chrome plated knob, Heavy duty copper terminals with 2 screws. 6-28V 75A. Replaces: AC Delco: U1505, Airtex: 1S4030, Automann: 577.3028, BWD: S164, Calterm: 41790, Del City: 73165, Dorman: 86916, Grainger: 5RLW0, Haldex: BE20051, Handypack: HP4840, Imperial: 81656, NAPA: MPE PP6025SB, Peterson: 5522, Peterson: PMT5522PT, Pollak (Bulk): 35-306, Pollak (Boxed): 35-306P, SMP: DS-175, Tectran: 19-1000, Velvac: 090180, Wells: SW43.