22 mm Plastic Safety Limit Switches

Our Bulletin 440P 22 mm Plastic Safety Limit Switches have a range of options including snap action, slow break/make with 2 or 3 contact configurations, and a choice of actuator heads. You can rotate the head in 90° increments before installation for easy mounting. These switches conform to EN 50047.

Popular Resources/Quicklinks
Safety Switches Brochure


  • Large selection of actuator heads
  • Positive operation, forced disconnection of contacts
  • Snap-acting, slow make before break or slow break before make contact blocks
  • Contacts 1 N.C. + 1 N.O., 2 N.C. + 1 N.O. 3 N.C., 2 N.C. + 1 N.O.
  • Conforms to EN 50047, EN 1088, EN 60947–5–1, EN 292 and EN 60204–1
Additional Information

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Product Selection


  • CE Marked for all applicable directives
  • CCC
  • cULus
  • TÜV
  • Cat. 1 Device per EN 954-1
  • Dual channel interlocks suitable for Cat. 3 or 4 systems
Standards Compliance
  • EN 954-1
  • ISO 13849-1
  • IEC/EN 60204-1
  • NFPA 79
  • EN 1088
  • ISO 14119
  • IEC/EN 60947-5-1
  • ANSI B11.19
  • AS 4024.1
Looking for Additional Information?

To find additional product information including CAD drawing files, 3D models and more use our Product Catalog.


Resource Publication Number Language
Safety Switches Brochure GLSAFE-BR002
Installation and Operating Instructions Bulletin 440P DIN 50047 IEC/Small Plastic Body Safety Limit Switch 440P-IN025
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Typical applications for our 22 mm Plastic Safety Limit Switches include:

  • Food processing
  • Material handling
  • Packaging
  • Transportation

Condition Sensing Case Studies — View our case studies site to discover how customers have applied Allen-Bradley condition sensing products in their applications.