SPST, action: (on)-off momentary, panel thickness up to 3.0mm, actuator & bezel: stainless steel, mtg. hole: 19.5mm (.76"), current rating: 12A 250V AC DP, 13A 250V AC SP, 1/2HP 125V AC, 1HP 250V AC, contact material: silver alloy, terminal material: copper alloy, body material: nylon 6.6, terminal type: .187" quick connect