SKU: D4NS-1AF

Omron D4NS-1AF Safety Door Switch

Omron D4NS-1AF is a safety door switch for machine guard monitoring with direct opening action for safety interlocks.

USD 11.50 per unit, volume discounts available

  • In stock, ships in 24h
  • 100% genuine Omron
  • 1-year manufacturer warranty
  • Worldwide delivery

Key Features

  • Safety door switch for interlock signal monitoring
  • 1NC/1NO contact arrangement for safety/control logic
  • M20 conduit interface for industrial wiring standards
  • Suitable for guard access and machine safety architectures
  • Reliable mechanical operation in repetitive industrial use
  • Practical component for compliance-oriented equipment design
01 / Overview

Practical Guard Door Safety Detection for Industrial Interlock Systems

The D4NS-1AF provides dependable guard status monitoring in machine safety circuits where controlled access and interlock verification are required. Its contact configuration and conduit-ready housing support straightforward panel wiring and installation. This switch is suitable for OEM equipment and retrofits requiring robust safety feedback in daily operation.

Typical Applications

  • Monitoring guard door closed/open states
  • Providing interlock signals to safety relays
  • Supporting machine start-permissive safety logic
  • Replacing outdated guard switches in retrofit projects
  • Standardizing safety door switch hardware in OEM lines
  • Improving reliability of access safety monitoring

Buying Checklist

  • Contact configuration supports common safety logic patterns
  • M20 conduit compatibility eases installation in industrial panels
  • Reliable guard feedback for safer machine operation
  • Practical maintenance spare for safety circuits
  • Strong fit for ongoing compliance and guarding programs
02 / Specifications

Technical Specifications

Technical specifications for Omron D4NS-1AF Safety Door Switch
ModelD4NS-1AF
SeriesD4NS
TypeSafety Door Switch
Contact FormNC + NO
Direct OpeningYes (NC contacts)
Protection RatingIP67
Operating Temperature-25 to +70°C
ActuatorIncluded
Safety CategoryCategory 3, PL d
CertificationsCE, TUV, UL, CSA
03 / FAQ

Frequently Asked Questions

Does this switch include actuator?

Yes, D4NS-1AF includes actuator. Ready for installation.

What safety rating does this provide?

Category 3, PL d when used in properly designed safety circuit.

What's the difference between D4NS and D4BS?

D4NS: includes actuator, specific mounting style. D4BS: actuator sold separately. Check mounting requirements.

Can this switch be used for sliding doors?

Yes, with appropriate actuator. Check actuator type for sliding door application.

Need D4NS-1AF pricing or lead time?

Email sales@hyx-automation.com or send your inquiry via the form. We respond same business day.

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