Omron D4NS-2BF Safety-Door Switch with 2NC Contacts

Product Overview

Buy Omron D4NS-2BF Switch online. The D4NS-2BF is a key-operated safety-door switch designed for monitoring machine guards, access doors, and protective enclosures in industrial automation and machine control systems. It features a slow-action 2NC contact configuration, a single G1/2 conduit outlet, and terminal-block connections.

Part of the Omron D4NS Series, this safety switch uses certified direct-opening contacts and supports both standard loads and microloads. Its resin housing and head, adjustable operating direction, and IP67 protection rating make it suitable for integration into industrial control systems, manufacturing equipment, and other demanding industrial applications.

The Omron D4NS-2BF provides a dependable solution for OEM equipment, electrical equipment maintenance, automation components, and replacement parts requirements. The operation key is supplied separately, allowing users to select a compatible key configuration for the machine door or guard design.

Technical Specifications & Features

• Brand: Omron
• Manufacturer Part Number: D4NS-2BF
• Category: Safety-Door Switch
• Product Series: D4NS
• Rated Current: 10 A conventional free air thermal current
• Rated Voltage: 240 V AC for AC-15 and 250 V DC for DC-13
• Frequency: 50/60 Hz
• Connection Type: Terminal block with single G1/2 conduit outlet
• Material: Resin housing and head
• Operating Temperature: -30 to 70°C
• Protection Rating: IP67
• Certification: Certified direct-opening contacts and Korean S-mark certification

The slow-action 2NC contact arrangement supports reliable safety-circuit switching for guarded machinery. Standardized gold-clad contacts provide high contact reliability, while compatibility with standard loads and microloads supports flexible industrial control applications.

The adjustable operating direction simplifies installation on different machine-door configurations. Its industrial-grade construction and terminal-block connection make the D4NS-2BF practical for new OEM installations and maintenance replacement projects.

Applications

The Omron D4NS-2BF is suitable for industrial automation, factory automation, machine control, control panels, manufacturing equipment, and safety-related industrial control systems. Typical uses include monitoring hinged or sliding guards, protective doors, and access panels around hazardous machine areas.

It can be integrated into OEM equipment and existing electrical equipment as a safety-door monitoring component. The switch is also suitable for scheduled maintenance, automation component replacement, and replacement parts programs across a wide range of industrial applications.

Bulk purchase and RFQ are available. Contact us for quantity pricing, lead time, and shipping options.