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Allen Bradley 42KL-G1LB-Y4 Photoelectric Sensor - Yellow Light

Allen Bradley 42KL-G1LB-Y4 Photoelectric Sensor with yellow light.

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

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ManufacturerAllen Bradley

Part number42KL-G1LB-Y4

Sensing Mode Polarized Retroreflective

Light Source Yellow LED (Polarized)

Output NPN, 100mA DC

Voltage 10-30V DC

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12-month warranty

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Same-day dispatch

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Worldwide delivery

US, EU, Asia, Middle East

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Veteran-owned

CAGE: 9NK75

Yellow LED for high contrast detection NPN output 5-meter sensing range Polarized beam for reduced glare Stainless steel construction M12 quick-disconnect

Product description

The Allen Bradley 42KL-G1LB-Y4 is a photoelectric sensor from the 42KL series, engineered for precise object detection. It utilizes a yellow light source, which can offer improved contrast and detection reliability for certain materials or surfaces compared to standard red light sensors. This sensor is built for demanding industrial automation tasks.

This sensor is well-suited for applications requiring high-contrast detection, such as distinguishing between different colored objects, detecting translucent materials, or sensing dark objects on dark backgrounds. Industries like food processing, packaging, and specialized manufacturing benefit from its specialized sensing capability.

Stanlo Automation, a veteran-owned business, specializes in providing surplus industrial automation parts. We ensure that you get access to reliable components like the 42KL-G1LB-Y4, offering cost-effective solutions to maintain and upgrade your automated systems without compromising on quality.

Technical specifications

Sensing Mode	Polarized Retroreflective
Light Source	Yellow LED (Polarized)
Output	NPN, 100mA DC
Voltage	10-30V DC
Range	5m
Connection	M12 Connector
Material	Stainless Steel

Common applications

Food & Beverage

Pharmaceutical

Packaging

Material Sorting

Quality Control

Automotive

Compatible systems

Designed for NPN input configurations commonly found in industrial control systems and PLCs.

Also known as

Allen Bradley 42KL Yellow Light Sensor 42KL-G1LB-Y4 Retroreflective Scanner Polarized Yellow Light Sensor

Replaces / compatible with

Compatible with Allen Bradley 42KL series accessories and can replace similar photoelectric sensors requiring high-contrast detection.

Technical note

Expert tip

The polarized beam helps minimize false detections caused by specular reflections from shiny surfaces, making it ideal for complex industrial environments.

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Frequently asked questions

What advantage does the yellow light offer in the 42KL-G1LB-Y4 sensor?

The yellow light source in the 42KL-G1LB-Y4 sensor provides enhanced contrast detection, which is particularly useful for sensing difficult-to-detect materials like dark, shiny, or translucent objects. This can improve reliability in applications where standard red light sensors may struggle.