Trapped Key Interlock Exchange Unit Switch

Our Exchange Units for Trapped Key Interlock Switches are used in an interlocking sequence to link together other devices in the Prosafe® range. These units cater to more complex operating sequences.

Bulletin 440T Trapped Key Interlock Exchange Unit Switch
  • Overview
  • Product Selection
  • Specifications
  • Documentation
  • Resources

Features

  • A range of off-the-shelf units in various combinations
  • Replaceable/easy to clean code barrels
  • 316 stainless steel construction
  • Primary keys in release secondary keys simultaneously
  • Weatherproof stainless steel dust cap

Additional Information

  • Protect your people, productivity, and environment with our Safety Components and integrated Safety Solutions. We understand your factory floor challenges and can help you meet your goals with one of the broadest safety portfolios in the industry.

 

To view commonly ordered and quickly available products, use the Product Configuration Assistant for our complete product offerings.

Certifications

  • BG
  • CE Marked for all applicable directives

C-Tick not required

Category 

  • Cat. 3 per EN 954-1 (ISO 13849-1) cULus and TÜV

Standards Compliance

  • EN 1088
  • ISO 12100-1&2
  • ISO 14119
  • AS 4024.1

Product Certifications

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.

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Product Certifications

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Configuration & Selection Tools

  • CrossWorks — Convert competitive catalog numbers to similar Allen-Bradley® products.
  • ProposalWorks — Build complete quotes and proposals.

Other Resources

  • Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.