<p>JE-4 Switch Accessory from Honeywell comes with an auxiliary actuator and a roller lever. This micro limit switch accessory is designed for use with SM series snap action switches.</p> <p>Switch accessories are electromechanical switch devices which are used to make or break the contacts in an electrical circuit. They act as a physical interface between the electrical system and the real world. The primary function of an electrical switch is used to change the state of an electrical or mechanical appliance from ON to OFF state or vice versa. JE-4 Honeywell Switch Accessory is used in a variety of transportation, industrial, mechanical and medical applications such as machine tools, automatic drilling and tapping machines among others.</p>