Omron D4NL Series Safety Switch, Power to Unlock, 24V dc, 2NC/1NO + 1NC/1NO

Subtotal (1 unit)*

£197.30

(exc. VAT)

£236.76

(inc. VAT)

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  • 2 unit(s) shipping from 25 December 2025
  • Plus 5 unit(s) shipping from 22 January 2026
  • Plus 3 unit(s) shipping from 29 January 2026
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RS Stock No.:
746-7283
Distrelec Article No.:
301-36-827
Mfr. Part No.:
D4NL-4EFA-B
Brand:
Omron
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Brand

Omron

Power to Lock / Unlock

Power to Unlock

Supply Voltage

24V dc

Series

D4NL

Actuator Included

No

Range

D4NL

Safety Contacts

NO/2NC

Normal State Configuration

2NC/1NO + 1NC/1NO

Conduit Entry

M20

Auxiliary Contacts

1NO/1NC

Housing Material

Plastic

IP Rating

IP67

Depth

35.5mm

Length

95mm

Width

88.5mm

COO (Country of Origin):
JP

Omron D4NL Series Safety Switch, 24V DC Supply Voltage, IP67 - D4NL-4EFA-B


This safety switch enhances operational safety in various industrial environments. Its power to unlock functionality provides a solution for managing access to hazardous areas. With robust construction and dependable performance, it is an essential component for safety systems in automation, electrical, and mechanical industries.

Features & Benefits


• Constructed from durable plastic for longevity
• NO/NC safety contacts ensure effective operation in critical applications
• M20 conduit entry facilitates easy integration into existing systems

Applications


• Used in factory automation systems for safety interlocks
• Suitable for emergency stop in machinery
• Employed in robotics to prevent unintended operations

How does the power to unlock feature function?


The power to unlock feature allows controlled access to equipment, ensuring safety during maintenance or operational stops.

What type of wiring is compatible with the auxiliary contacts?


The auxiliary contacts can be wired to integrate with various alarm or monitoring systems to enhance safety measures.

What type of actuator is required for this switch?


This switch is an actuator-less safety switch, meaning it operates without the need for an additional actuator, allowing for flexible usage.

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