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Allen Bradley

Allen Bradley 871P-D40BN40-D4 Inductive Proximity Sensor

Allen Bradley 871P-D40BN40-D4 Inductive Proximity Sensor, 40mm sensing.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

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ManufacturerAllen Bradley

Part number871P-D40BN40-D4

Sensing Distance 40mm

Output PNP

Connection 4-Pin M12 Connector

Housing Diameter 30mm

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12-month warranty

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Veteran-owned

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40mm sensing range PNP output Cylindrical M30 housing Robust industrial design Non-contact detection

Product description

The Allen Bradley 871P-D40BN40-D4 is a heavy-duty inductive proximity sensor designed for extended range detection of metallic objects, featuring a 40mm sensing distance. It is equipped with a PNP output, making it suitable for various automation systems.

This sensor is ideal for use in applications requiring longer detection ranges and a PNP output, such as in large-scale manufacturing, automotive assembly, and heavy machinery. Its robust construction ensures reliable operation in demanding industrial environments.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Allen Bradley 871P-D40BN40-D4. We provide quality automation components to keep your systems running efficiently and cost-effectively.

Technical specifications

Sensing Distance	40mm
Output	PNP
Connection	4-Pin M12 Connector
Housing Diameter	30mm
Sensing Face	Front

Common applications

Automotive assembly

Heavy machinery

Material handling

Conveyor systems

Automated manufacturing

Compatible systems

PLCs Control systems Industrial automation panels

Also known as

Allen Bradley 871P-D40BN40-D4 sensor AB 871P-D40BN40-D4 proximity 40mm PNP proximity sensor

Replaces / compatible with

A reliable choice for replacing older sensors or for new installations requiring a 40mm sensing distance and PNP output. Always verify system compatibility.

Technical note

Expert tip

The PNP output on the 871P-D40BN40-D4 provides a positive switched output, sourcing current to the load when an object is detected. Ensure your PLC input module is configured for PNP inputs.

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Frequently asked questions

What is the maximum sensing distance for the Allen Bradley 871P-D40BN40-D4?

The Allen Bradley 871P-D40BN40-D4 inductive proximity sensor has a maximum sensing distance of 40mm for standard steel targets. Performance may vary with different metallic materials.