Pushbutton Switches: Type - Non-Lighted Pushbutton Switch; Circuit Configuration - SPST; Circuit Operation - On-Off(momntry); Button Type - Round Button; Button Material - Polyamide; Color-Finish - White; Amps/12-125Vac - 500mA/125V; Voltage - 125AC; Contacts - Silver; Mounting Type - Bushing; Mounting Size - 0.51 in Dia. Hole; Additional Information - Epoxy Sealed; Manufacturer Series - FB