Omron D4B-4171N Safety Limit Switch with Roller Plunger for Machine Control

Product Overview

Buy Omron D4B-4171N Switch online. The Omron D4B-4171N is a D4B-N Series safety limit switch designed for position monitoring and Machine Control in demanding Industrial Automation systems. This model combines a roller plunger actuator, an M20 conduit opening, a 1NC/1NO snap-action contact mechanism, and certified direct opening operation.

Its robust metal housing and IP67 degree of protection support reliable operation in Industrial Control environments. The switch is suitable for integration with Electrical Equipment, manufacturing machinery, OEM systems, and other Automation Components where dependable mechanical position detection is required.

The D4B-4171N can be used in new Industrial Applications or selected as part of maintenance and Replacement Parts planning when compatibility with the existing installation has been verified.

Technical Specifications & Features

• Brand: Omron
• Manufacturer Part Number: D4B-4171N
• Category: Safety Limit Switch
• Product Series: D4B-N
• Rated Current: 2 A at AC-15
• Rated Voltage: 400 V at AC-15
• Frequency: 50/60 Hz
• Connection Type: M20 conduit opening
• Material: Metal housing
• Weight: Approx. 250 g
• Operating Temperature: -40 to 80°C with no icing
• Protection Rating: IP67 according to EN60947-5-1
• Certification: EN60947-5-1, UL 508 and CSA C22.2 No. 14

The roller plunger actuator provides mechanical operation when contacted by moving machine elements. Its 1NC/1NO snap-action contact arrangement supports clear switching performance, while the certified direct opening mechanism is intended for safety-related limit-switch applications.

The industrial-grade metal construction, sealed enclosure, and established D4B-N design provide a dependable solution for equipment builders and maintenance teams. Correct installation, wiring, actuator alignment, and environmental suitability should be confirmed before use.

Applications

The Omron D4B-4171N is suitable for Industrial Automation and Industrial Control systems requiring mechanical position detection. Typical uses include Machine Control, manufacturing equipment, factory automation machinery, equipment access monitoring, mechanical travel detection, and control-system interlocking.

It can also be integrated into OEM machinery, control panels, production equipment, and other Electrical Equipment. For maintenance and Replacement Parts applications, verify the actuator type, contact configuration, conduit opening, mounting arrangement, and electrical ratings against the original switch.

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