22mm - ESTOP Switch See more options in our Electrical Switches collection. The ES-MB emergency stop switch comes with two normally closed contactors. N normally open contactors can be ordered upon request. These have a mushroom-style head that is 40mm in diameter. They are made to snap into a standard 22mm hole. Estop labels can be purchased separately. These are made to fit our switches but can work on most 22mm switches. These can be ordered as a stand-alone switch and are assembled into an enclosure and ready to wire. We can also build a custom E-stop solution for you. Specifications: Ui 600V lth 10A 120V 6A 240V 3A CE Rated E- STOP CAD File Specification Sheet - Emergency Stop Switch ES-MB-NCNC Stack-Light.com carries a wide selection of switches, enclosures, and industrial lighting. Give us a call. We Love to Help!