Safety Door Switches

Safety Door Switches detect when mechanical guards or covers are closed. They are available in models using either mechanical or non-contact detection, and operation with special keys or actuators is possible.

  • D40Z

    Supports ISO 13849-1 (PLe/Safety Category 4). Can be used on higher risk level applications by connecting to Safety Controllers.

  • D40A / G9SX-NS

    Electronic Detection Mechanism for Better Stability in Non-contact Door Switch Operation.

  • D4SL-N, D4SL-NSK10-LK[]

    World's smallest Class 6-contact Guard Lock Safety-door Switch.

  • D4NL

    Best-selling Guard Lock Safety-door Switch Available in Several Compact, Multi-contact Models.

  • D4JL, D4JL-SK40

    Holding Force of 3,000 N

  • D4NS, D4NS-SK

    Multi-contact, Labor-saving, Environment-friendly, Next-generation Safety-door Switch.

  • D4GS-N

    Slim Safety Door Switches with IP67 Rating.

  • D4NH

    Compact, Plastic-body Safety-door Hinge Switch Designed for Saving Space in Machines and Other Equipment.

  • D4BS

    The Special Operation Key Activates a Direct Opening Mechanism to Open the Contacts and Shut Off Control Circuits when Protective Doors Are Opened on Machine Tools or Other Equipment.

  • D4BL

    Release Protective Cover Locks Using Controller Signals or Pushbutton Switches after the Cutting Tool Stops Moving Due to Inertia.

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