MPN

Omron D4SL-N Series Solenoid Interlock Switch, Power to Lock, 24V dc, 1NC/1NO + 1NC/1NO

RS Stock No.:: 862-1715
Mfr. Part No.:: D4SL-N4AFG
Brand:: Omron

Omron D4SL-N Series Solenoid Interlock Switch, Power to Lock, 24V dc, 1NC/1NO + 1NC/1NO

Subtotal (1 unit)*

£163.20

(exc. VAT)

£195.84

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

2 unit(s) ready to ship
Plus 10 unit(s) shipping from 13 October 2025
Plus 5 unit(s) shipping from 11 November 2025

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Units	Per unit
1 +	£163.20

*price indicative

RS Stock No.:: 862-1715
Mfr. Part No.:: D4SL-N4AFG
Brand:: Omron

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Omron
	Power to Lock / Unlock	Power to Lock
	Supply Voltage	24V dc
	Series	D4SL-N
	Actuator Included	No
	Safety Contacts	NO/NC
	Normal State Configuration	1NC/1NO + 1NC/1NO
	Conduit Entry	M20
	Auxiliary Contacts	1NO/1NC
	Housing Material	Plastic
	IP Rating	IP67
	Width	179.5mm
	Length	39mm
	Standards Met	CSA, UL
	Depth	39mm

	Select all
	Brand Omron
	Power to Lock / Unlock Power to Lock
	Supply Voltage 24V dc
	Series D4SL-N
	Actuator Included No
	Safety Contacts NO/NC
	Normal State Configuration 1NC/1NO + 1NC/1NO
	Conduit Entry M20
	Auxiliary Contacts 1NO/1NC
	Housing Material Plastic
	IP Rating IP67
	Width 179.5mm
	Length 39mm
	Standards Met CSA, UL
	Depth 39mm

D4SL Safety Guard-lock Door Switch

The D4SL-N series from Omron is a small Class 6-contact Guard Lock Switch. The significantly reduced solenoid current of the D4SL-N contributes to reduced power supply costs. The safety-door switch also conforms to the following EC Directives: Machinery Directive, Low Voltage Directive, EMC Directive, EN1088, EN60204-1, GS-ET-19.

Reduced wiring time with one-touch attachment and removal
Two types of wiring method, terminal block or connector
Key holding force of 1300 N
Key insertion point can be changed without detaching the head
Drive solenoids directly from the controller
Both power to lock and power to unlock models available
Orange LED indicator (selected models)
Supply voltage 24 Vdc

Note

Actuators sold separately.

Standards

EN60947-5-1 (certified direct opening), UL508, CSA C22.2 No.14, GB14048.5, EN60947-5-1.

Approvals

TÜV SÜD , UL, CQC (CCC), KOSHA.

Omron D4SL-N Series Solenoid Interlock Switch, 24 V DC Supply Voltage, IP67 Rating - D4SL-N4AFG

This solenoid interlock switch is designed for effective power locking and unlocking applications. Constructed with a robust plastic housing, it features a width of 179.5mm and a compact depth of 39mm. This device operates at a supply voltage of 24V DC, making it an ideal choice for various automation tasks, particularly in environments requiring strict safety measures.

Features & Benefits

• Designed for reliable locking and unlocking functionality
• Comes with dual NO/NC safety contacts for flexible wiring options
• IP67 rating ensures protection against dust and water ingress
• Auxiliary contact switch offers additional operational flexibility
• Robust plastic housing ensures durability in tough conditions

Applications

• Used for securing machine access points
• Implemented in automated manufacturing systems
• Suitable for robotics where operator safety is critical
• Ideal for equipment that requires emergency stop mechanisms
• Utilised in control panels for improved operational safety

How does the IP rating enhance the product's functionality in challenging environments?

The IP67 rating indicates complete protection against dust ingress and the ability to withstand temporary submersion in water. This makes it suitable for use in harsh industrial surroundings, ensuring long-term reliability and performance.

What safety standards does this device comply with, and why is that significant?

Compliance with CSA and UL standards ensures that the product meets strict safety and performance criteria. This reduces risk during operation and installation, offering reassurance to users in various applications.

What advantages does the configuration of safety contacts provide for installation?

The configuration of 1NC/1NO + 1NC/1NO safety contacts allows for versatile wiring setups. This flexibility accommodates different control schemes, facilitating easier integration into existing systems while enhancing safety redundancies.

How does the auxiliary contact enhance the overall usability of the switch?

The auxiliary contact provides an extra layer of functionality, allowing users to connect additional circuits or indicators. This feature streamlines operations and improves safety protocols in automated systems.

What type of maintenance is recommended to ensure optimal performance?

Regular inspections are advisable to verify proper operation and cleanliness of the switch. Ensuring that the housing remains sealed and free from debris will help maintain its durability and functionality in demanding applications.

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