The MC2711H Switch Accessory from Honeywell is an auxiliary plunger actuator. Auxiliary actuators adapt plunger type basic switches to different application needs and minimize the need for a large inventory. They are quick and easy to install and corrosion-resistant. Switch accessories are electromechanical devices that enable contact 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 to change the state of an electro mechanical device from ON to OFF or vice versa.

The Honeywell MC2711H Switch Accessory is a sealed straight plunger that accommodates panel mounting. Its elastomer seal boot keeps out liquid splash and dirt. This switch accessory is specifically designed for use with BM, BZ series basic switches. This Honeywell switch is used in a variety of transportation, industrial, mechanical and medical applications such as machine tools, automatic drilling and tapping machines, among others