- Functional principle: Photoelectric proximity sensor
- Functional principle detail: Background suppression
- Sensing range min.: 0.005 m
- Sensing range max.: 3 m
- Adjustable switching threshold for background suppression: 0.1 m … 3 m
- Reference object: Object with 90% remission factor (complies with standard white according to DIN 5033)
- Wide detection range with visible red LED: Reliable sensing from short to extended distances, ideal for diverse industrial environments
Free Shipping: $50+ U.S. orders | $350+ International orders
12-Month Warranty
Hassle-Free Returns Within 30 days
Over 100,000 parts in stock
- Brand: Sick
Sick 1119840 Photoelectric proximity sensor
Mfr # 1119840
$247.94
/ea
Availability: Available to Order|Typically ships within 7 to 10 business days. Lead time may vary based on supplier availability.
- Free shipping on U.S. orders over $50 and international orders over $350.
- Hassle-Free 30-Day Returns.
- 12-Month Warranty for all products.
- Get 10% off—join our email list.
Accepted Payments
- Wide detection range with visible red LED: Reliable sensing from short to extended distances, ideal for diverse industrial environments
- Robust M20 housing design: Durable construction ensures long service life in demanding applications
- Flexible PNP/NPN switching output: Compatible with a wide range of control systems and automation setups
- High immunity to ambient light: Delivers consistent performance even in challenging lighting conditions
The SICK GTB20G-24111160ZZZ is a high-performance photoelectric sensor built for precision, durability, and versatility across industrial automation applications. With its wide detection range supported by a visible red LED, the GTB20G ensures reliable detection of objects at varying distances, from close range up to extended working lengths. This feature makes it especially suitable for production lines, packaging machinery, and material handling systems where sensors must adapt to fluctuating object sizes and distances without sacrificing accuracy. The visible red LED also provides a clear and easy-to-see reference point during installation and alignment, reducing setup time and minimizing the chance of misalignment during operation.
One of the standout aspects of this model is its rugged M20 housing design. Engineered for industrial environments, the housing offers robust mechanical stability and protection, ensuring the sensor can endure vibration, dust, and heavy use over time. Its compact cylindrical form factor makes it easy to integrate into tight machine spaces or retrofit into existing setups, while maintaining high levels of reliability under challenging conditions. The housing’s resilience ensures minimal downtime and maintenance, which directly translates to improved productivity and operational efficiency.
The GTB20G-24111160ZZZ also provides flexible PNP/NPN switching output options, giving engineers and technicians the freedom to interface with a wide range of PLCs and control systems. This flexibility makes it a highly adaptable sensor that can seamlessly integrate into new or existing automation architectures. In addition, its fast and reliable switching ensures accurate object detection and process feedback, which is crucial in high-speed manufacturing environments.
Another critical advantage is the sensor’s high immunity to ambient light. In many industrial settings, external light sources such as fluorescent lighting, sunlight, or reflections from machine surfaces can interfere with optical sensors. The GTB20G is designed to maintain accuracy and consistency even in such challenging conditions, guaranteeing stable operation without false triggers. This capability significantly enhances reliability, especially in facilities that operate continuously across varying lighting conditions.
In summary, the SICK GTB20G-24111160ZZZ is a robust, high-precision sensor that combines long detection ranges, a durable housing, versatile output compatibility, and strong resistance to environmental influences. It is a dependable choice for manufacturers seeking to maximize uptime, streamline installation, and achieve consistently reliable performance across diverse automation tasks. This makes it a valuable solution for industries ranging from logistics and packaging to assembly lines and heavy-duty machinery.
Product Specifications
| Manufacturer | Sick |
|---|
We’re Always Ready to Assist You
Submit A Request
Reach us through our form.
Give Us A Call
Connect with a representative.
Live Chat
Chat live with our support team.

Reviews
There are no reviews yet.