SICK ES21 Series Emergency Stop Safety Switch

Emergency stop pushbutton, with up to 3 N/C and up to 1 N/O contacts. LED illumination of pushbuttons, with Ingress Protection rated housing.

This model has 21 variants.
Part Number
  • ES21 Series
Highlights...

Features

  • Emergency switching element with up to 3 contacts
    • 1 to 3 positive action N/C contacts
    • 0 / 1 N/O contacts
  • LED illumination of pushbuttons
  • Flexi-Loop compatible connections:
    • 2 x M20 cable gland
    • terminal strip
    • M12 connector
  • In-built or surface-mount design
    • Inbuilt: optional protective collar
    • surface-mount style: plastic enclosure with ingress protections

The SICK ES21 Series Emergency Stop Safety Switch offers a failsafe halt to operation in automated machinery applications. The ES11 Series offers adaptable installation with Flexi-Loop compatible connections, with configurations that integrate directly into a system, or are surface-mounted with an ingress protected plastic enclosure. Inbuilt configurations feature an optional protective collar.