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Allen Bradley 871C-A5N18-A2 Inductive Proximity Sensor - 5mm

Allen Bradley 871C-A5N18-A2 Inductive Proximity Sensor

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ManufacturerAllen Bradley

Part number871C-A5N18-A2

Sensing Range 5mm

Output Type NPN

Housing Material PBT

Connector Integral Cable/Connector (specifics may vary based on exact sub-model, but often M12)

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12-month warranty

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Veteran-owned

CAGE: 9NK75

5mm sensing range M18 threaded barrel NPN output Normally Open PBT housing for durability Reliable metal detection

Product description

The Allen Bradley 871C-A5N18-A2 is an M18 cylindrical inductive proximity sensor designed for reliable detection of metallic objects. It features a sensing range of 5mm, a durable PBT housing, and operates as a 3-wire NPN sensor with a normally open (NO) output.

This sensor is widely used in industrial automation for applications such as object detection on conveyor belts, position sensing in robotic arms, and presence checking in automated assembly lines. The threaded M18 barrel allows for secure mounting in various bracket configurations.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the 871C-A5N18-A2. We provide cost-effective solutions for your automation needs, ensuring product availability and quality.

Technical specifications

Sensing Range	5mm
Output Type	NPN
Housing Material	PBT
Connector	Integral Cable/Connector (specifics may vary based on exact sub-model, but often M12)
Output Function	Normally Open (NO)
Thread Size	M18
Series	871C

Common applications

Conveyor systems

Robotic arms

Assembly lines

Machine guarding

Pallet detection

Automated manufacturing

Compatible systems

Compatible with PLCs and control systems that accept NPN sinking inputs.

Also known as

Allen Bradley 871C M18 proximity sensor 871C-A5N18-A2 sensor

Replaces / compatible with

The 871C-A5N18-A2 is a standard M18 inductive proximity sensor designed to replace similar NPN, NO sensors in Allen Bradley and other automation systems.

Technical note

Expert tip

The PBT housing offers good resistance to chemicals and abrasion, making it suitable for many industrial environments.

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Frequently asked questions

What is the sensing distance and output type of the Allen Bradley 871C-A5N18-A2?

The Allen Bradley 871C-A5N18-A2 inductive proximity sensor has a sensing distance of 5mm. It features a 3-wire NPN output with a normally open (NO) function.