D4NS Safety Interlock Switch, Plastic, 3NC

  • RS Stock No. 549-552
  • Mfr. Part No. D4NS-4DF
  • Manufacturer Omron
Product overview and Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): JP
Product Details

Omron D4NS Safety Door Switch, Plastic

The D4NS is a labour saving and environmentally friendly safety door switch with separate actuator and make-before-break contacts (MBB). This interlock switch is ideal for use in applications with sliding, hinged and removable guards that need to be closed for operational safety.

Standardised gold-clad contacts for high contact reliability
Applicable to both standard loads and micro loads
Free of lead, cadmium, and hexavalent chrome, reducing the burden on the environment
Conforms to the Machinery Directive and Low Voltage Directive


Actuators are sold separately.


EN60947-5-1 (approved direct opening), UL508 CSA C22.2 No.14, GS-ET-15, GB14048.5, EN50047, EN1088.



Interlock Switch

Attribute Value
Connection Type M20
Lock Style Key
Normal State Configuration 3NC
Housing Material Plastic
Maximum AC Voltage 240V
Maximum DC Voltage 250V
Safety Contacts 3NC
Number of Head Directions 4
Series D4NS
Maximum Current 3 A
IP Rating IP67
Depth 30mm
Minimum Operating Temperature -30°C
Dimensions 96 x 31 x 30 mm
Maximum Operating Temperature +70°C
Length 96mm
Width 31mm
17 In stock for delivery within 6 working days
Price (VAT excluded) Each
TWD 1,856.00
(exc. GST)
TWD 1,949.00
(inc. GST)
Per unit
1 +