Safety Limit Switches, Small Plastic IEC, Full Sw Head & Body, Top Push Roller, 3 Circuits, Conduit Entry, Break Before Make, 1 Normally O pen Contact, 2 Normally Closed Contacts, Standard Contacts, 25C Low Temp Limit, 65C High Temp Limit, Spring Return, 1/2" NPT Thread, 22mm Small IEC Style Mounting