MPN

Omron D4SL-N Series Solenoid Interlock Switch, Power to Unlock, 24V dc

RS Stock No.:: 862-1692
Distrelec Article No.:: 301-36-864
Mfr. Part No.:: D4SL-N4RFA-D
Brand:: Omron

Omron D4SL-N Series Solenoid Interlock Switch, Power to Unlock, 24V dc

Subtotal (1 unit)*

£178.00

(exc. VAT)

£213.60

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

1 unit(s) ready to ship
Plus 4 unit(s) shipping from 13 October 2025

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	£178.00

*price indicative

RS Stock No.:: 862-1692
Distrelec Article No.:: 301-36-864
Mfr. Part No.:: D4SL-N4RFA-D
Brand:: Omron

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Omron
	Power to Lock / Unlock	Power to Unlock
	Supply Voltage	24V dc
	Series	D4SL-N
	Actuator Included	No
	Actuator Type	Key Operated Switch
	Safety Contacts	3NC
	Conduit Entry	M20
	Auxiliary Contacts	3NC
	Housing Material	Metal
	IP Rating	IP67
	Maximum AC Voltage	24V
	Depth	39mm
	Length	39mm
	Width	179.5mm

	Select all
	Brand Omron
	Power to Lock / Unlock Power to Unlock
	Supply Voltage 24V dc
	Series D4SL-N
	Actuator Included No
	Actuator Type Key Operated Switch
	Safety Contacts 3NC
	Conduit Entry M20
	Auxiliary Contacts 3NC
	Housing Material Metal
	IP Rating IP67
	Maximum AC Voltage 24V
	Depth 39mm
	Length 39mm
	Width 179.5mm

Omron D4SL-N Series Solenoid Interlock Switch, Power to Unlock, IP67 - D4SL-N4RFA-D

This solenoid interlock switch is designed for safety applications where control and reliability are crucial. Offering a robust metal housing and an IP67 rating, this device ensures protection against dust and water ingress. The switch operates at a supply voltage of 24 V DC and measures 179.5mm in length, providing an efficient solution for industrial environments.

Features & Benefits

• Key-operated mechanism prevents unauthorised access
• IP67 rating protects against dust and moisture
• Direct solenoid control enhances operational efficiency
• Robust metal housing ensures durability in harsh conditions
• Three normally closed (3NC) auxiliary contacts allow versatile applications
• Power to unlock feature provides safety during operation

Applications

• Used with industrial automation systems
• Suitable for safety doors in manufacturing environments
• Implemented in access control systems
• Ideal for hazardous area safety measures
• Utilised in machinery requiring secure locking mechanisms

How does the key-operated mechanism enhance safety in this device?

The key-operated feature prevents unauthorised access, ensuring that only trained personnel can operate the switch, which is vital in maintaining a safe working environment.

What is the significance of the IP67 rating for this device?

The IP67 rating indicates that the switch is fully protected against dust and can withstand immersion in water, making it suitable for use in challenging conditions.

What types of industrial applications benefit from the use of this switch?

This switch is ideal for manufacturing safety doors, machinery that requires secure interlocking, and environments where electrical safety is paramount.

How many auxiliary contacts does this switch have, and what are they used for?

It features three normally closed auxiliary contacts, allowing integration into safety circuits for door monitoring and lock status feedback.

What should I consider regarding the installation location of this switch?

Ensure the switch is not subject to excessive force or vibration, and install it away from the hinge of any doors to prevent undue stress on the locking mechanism.

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