The IPR3SAD2101 is a single-pole single-throw (SPST) non-illuminated momentary Pushbutton Switch for harsh environments, with solder lug terminal, black round curved actuator, NO electrical functions and bright chrome bezel. IP series switch has gold plated silver contact, polyamide 6/6 actuator, polycarbonate lens and epoxy terminal seal. A sealing boot is available to protect the switches against frost and sand.