SICK ES21 Series Turn Release Emergency Stop Push Button, Surface Mount, 22mm Cutout, 2NC/1NO, IP65

The ES21 emergency stop pushbuttons are a must for automated machines and systems. They provide a means for a person to stop a machine or system in the event of an emergency.

Depending on the variant, the emergency stop pushbuttons are either integrated into a machine operator panel or mounted directly on the machine.

Optionally available as a built-in version or as a surface-mounted version with housing
Built-in version with self-monitoring emergency stop contacts
Status display with coloured mark or LED ring illumination
Variants with protective collar
Variants with

A wide range of variants for custom-fit integration into your machine
High level of safety thanks to self-monitoring: It switches off the machine in the event of faulty installation or mechanical damage
Quick and user-friendly reading of the device status

Safe stop function for machinery and systems