SPST, action: on - off, actuator: black nylon with white imprint (B), current rating: 15A 250V AC, 1/2HP 125V AC, contact points: silver alloy, end terminal: copper alloy with silver alloy contact, panel cutout: 6.8-6.9(.268-.272), flange: 9.5 (.374) x 21.0 (.827),