SensaGuard Non-contact Interlock Switches

The SensaGuard™ Non-contact Interlock Switches feature the latest generation of RFID technology for coding and inductive technology for sensing. These switches have a large sensing range and tolerance to misalignment. They are cost-effective solutions for a wide range of industrial safety applications.

Popular Resources/Quicklinks
Safety Switches Brochure SensaGuard RFID Non-Contact Safety Switches Product Profile Safety Switches Specifications Technical Data


  • Includes RFID unique (high) or standard (low) coded actuators
  • Provides switches that can be connected in series with other devices
  • Offers flat pack and barrel plastic and stainless steel housings
  • Offers standard, magnetic hold, and integrated latch versions
  • Provides IP69K washdown rating
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.


Product Selection


  • CE Marked for all applicable directives
  • cULus (UL 508)
  • TÜV
Safety Classification
  • Cat. 4/SIL3 
Functional Safety Data
  • PFHD: > 1.12 x 10-9
  • MTTFd: > 385 years
  • Dual channel interlock may be suitable for performance levels PLe or PLd (according to ISO 13849-1:2006) and for use in SIL2 or SIL3 systems (according to IEC 62061) depending on application characteristics
Standards Compliance
  • IEC 60947-5-3
  • IEC 61508
  • EN 954
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
SensaGuard RFID Non-Contact Safety Switches Product Profile 440NZ-PP001
Safety Switches Specifications Technical Data SWITCH-TD001
SensaGuard Rectangular Flat Pack Installation Instructions 440N-IN008
SensaGuard Integrated Latch Installation Instructions 440N-IN009
SensaGuard Integrated Latch Unique Coded Installation Instructions 440N-IN011
SensaGuard 18 mm Barrel Installation Instructions 440N-IN017
SensaGuard Rectangular Flat Pack Installation Instructions 440N-IN018
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