Safety limit switch with manual pull-reset

The D4NR family is a complete line-up of safety-limit switches with manual reset. They are available with two or three built-in contacts and a wide range of actuator types. To set up easy installation and maintenance, various conduit types, e.g. M20 and M12 connector types, are provided.

  • Direct opening mechanism
  • Various actuators
  • Pull-reset switches
  • Gold-plated contacts for handling micro loads
  • Metric conduit types available


  • A series of pull-reset models now available
  • Lineup includes three contact models with 2NC/1NO and 3NC contact forms in addition to the previous contact forms 1NC/1NO and 2NC.
  • M12-connector models are available, saving on labor and simplifying replacement.
  • Standardized gold-clad contacts provide high contact reliability. Can be used with both standard loads and microloads.
  • Conforms to EN115, EN81-1 and EN81-2.
  • Certified standards: UL, EN (TÜV), and CCC

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