21HE27-4

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Snap Action, Limit Switches

A snap action, limit switch is an electric switch which is activated by the action of pushing an external object. The switch is in an open or closed position until the object is moved. The switch then changes either to an open or closed position. Many switches require a mechanical force to close or open, and are triggered by a spring-based mechanism. Snap action switches are used in many different applications, including machine control, door control, and motor control.

The 21HE27-4 snap action, limit switch is a direct-acting snap action switch manufactured by Honeywell Sensing and Control (HSC). This switch utilizes a metal paddle, which is pushed by a cam or actuator. When the paddle is pushed, it releases a switch lever, which triggers the switch. This switch is designed to be used with a limit switch actuator, and is suitable for use in hazardous applications due to its hermetically sealed construction.

The 21HE27-4 snap action, limit switch is a reliable and versatile switch. It is designed to operate in a wide range of temperatures, from -40°C to +165°C, and is also resistant to most environmental extremes. The switch features a high surge strength and it is rated for up to 10 million mechanical operations. The switch is UL, CSA, and TÜV approved, and is suitable for use in home, industrial, and commercial applications.

The 21HE27-4 snap action, limit switch is used in a variety of applications, including home appliance control, machine and power tool control, and process automation. In home appli

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