Omron D4N Series Roller Lever Interlock Switch, NO/NC, DPST, Plastic Housing

View all Limit Switches

Subtotal (1 unit)*

£26.41

(exc. VAT)

£31.69

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 39 unit(s) ready to ship from another location
  • Plus 188 unit(s) shipping from 08 January 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£26.41

*price indicative

RS Stock No.:
746-7242
Distrelec Article No.:
136-30-819
Mfr. Part No.:
D4N-4120
Brand:
Omron
Find similar products by selecting one or more attributes.
Select all

Brand

Omron

Actuator Type

Roller Lever

Pole and Throw Configuration

DPST

Normal State Configuration

NO/NC

Housing Material

Plastic

Connection Type

M20

Series

D4N

Action Type

Snap Action

Length

64mm

Standards Met

CE

Depth

47mm

Width

31mm

Mechanical Life

15000000Cycles

COO (Country of Origin):
JP

Omron D4N Series Interlock Switch, 64mm Length, M20 - D4N-4120


This Omron D4N series interlock switch is engineered for robust safety in industrial applications, featuring a compact design with a 64 mm length and M20 threading. It ensures reliable operation and enhanced safety by providing positive mechanical protection to prevent unauthorised access to hazardous machinery and equipment. It is ideal for use in manufacturing environments where safety and compliance with safety standards are paramount.

Features & Benefits


• Compact design with a 64 mm length and M20 threading for easy installation
• Positive opening mechanism ensures reliable and fail-safe operation
• High mechanical strength and durability for long-term reliability
• Designed for use in harsh environments with resistance to shock and vibration

Applications


• Essential for machine guarding in manufacturing and assembly lines
• Ideal for safety interlocking in packaging and material handling machinery
• Used in automated production systems for personnel protection
• Applied in automotive manufacturing for robotic cell safety
• Suitable for pharmaceutical and food processing industries for compliance with safety regulations

What is the positive opening mechanism in the Omron D4N Series interlock switch?


The positive opening mechanism ensures that contacts open positively when the switch is actuated, providing reliable safety protection.

Is the D4N Series interlock switch suitable for use in wet or dusty environments?


Yes, it is designed with robust sealing and resistance to environmental conditions, making it suitable for harsh industrial environments.

How does the D4N Series interlock switch comply with safety standards?


It meets safety category 4 requirements according to EN ISO 13849-1, ensuring high reliability and compliance with international safety standards.

Can the D4N Series interlock switch be easily integrated into existing machinery?


Yes, it features a compact design and M20 threading for easy installation and integration into various industrial applications.

What are the benefits of using the D4N Series interlock switch in manufacturing environments?


It provides enhanced safety by preventing unauthorised access to hazardous areas, thereby reducing the risk of accidents and ensuring operator protection.

Related links