The IPR1SAD2101 is a single-pole single-throw (SPST) non-illuminated Pushbutton Switch for harsh environments, with solder lug terminal, OFF-ON function, black round curved actuator and bright chrome bezel. IP series switch has gold plated silver contact, polyamide 6/6 actuator, polycarbonate lens and epoxy terminal seal. The latching action helps actuator remains in the low position when "ON". A sealing boot is available to protect the switches against frost and sand (P/N U5125).