SICK W12-3 Photoelectric Sensor

SICK W12-3 Photoelectric Sensor

SICK W12-3 Photoelectric Sensor – Industrial Automation Sensor Supplier in India

The SICK W12-3 Photoelectric Sensor is a compact industrial sensor designed for reliable object detection in automation, manufacturing, packaging, material handling and machine-control applications.

SICK W12-3 sensors are part of the SICK small photoelectric sensor range and are designed for applications where reliable and precise object detection is required in automated machinery.

The W12-3 family includes different sensing principles and configurations, so the correct model should be selected according to the machine application, sensing distance, object characteristics, output type and required connection.

Industrial Doctor is an Authorized Dealer, Distributor and Supplier of SICK products in India, supplying industrial automation sensors to customers across Delhi, Noida, Gurgaon/Gurugram, Faridabad and other parts of India.

SICK W12-3 Sensor – Product Overview

In modern manufacturing, sensors are used to detect objects, monitor machine operations and provide signals to PLCs and automation systems.

The SICK W12-3 Photoelectric Sensor uses optical sensing technology to detect objects without physical contact. Depending on the selected W12-3 variant, the sensor can use different detection principles such as background suppression, retro-reflective sensing or through-beam detection.

This makes the W12-3 series suitable for applications where fast, non-contact and dependable object detection is required.

Where is SICK W12-3 Photoelectric Sensor Used?

SICK W12-3 sensors can be used in various industrial automation applications, including:

Packaging machines

Conveyor systems

Automatic material handling

Production lines

Assembly machines

Industrial automation equipment

Printing machines

Labelling machines

Bottling and filling machines

Carton detection

Product counting

Object detection

Machine positioning

Part presence detection

Industrial inspection systems

Pick-and-place machinery

Manufacturing automation

The exact application depends on the particular W12-3 variant and its sensing principle.

SICK W12-3 Photoelectric Sensor Working Principle

A photoelectric sensor detects an object using light rather than physical contact.

In simple terms:

Light is emitted → object interacts with the light → sensor detects the change → electrical output is generated → PLC/control system receives the signal.

Depending on the W12-3 model, the sensor may work using:

1. Photoelectric Proximity / Background Suppression

The sensor detects an object directly and can distinguish the target from its background within the specified sensing range.

2. Retro-Reflective Detection

The sensor works with a reflector. The object interrupts the light path between the sensor and reflector.

3. Through-Beam Detection

A separate transmitter and receiver are used. When an object interrupts the beam, the sensor generates the switching signal.

SICK's W12-3 documentation lists these different configurations within the family.

SICK W12-3 Technical Specifications

Because W12-3 refers to a series rather than one single electrical configuration, specifications must be checked against the exact part number before ordering.

Specification W12-3 Series

Brand SICK

Series W12-3

Product Type Photoelectric Sensor

Technology Optical / Photoelectric Detection

Application Industrial Automation

Detection Variant dependent

Sensing Principle Proximity / Retro-reflective / Through-beam, depending on model

Output Variant dependent

Supply Voltage Variant dependent

Connection Variant dependent

Sensing Range Variant dependent

Light Source Variant dependent

Housing Compact industrial housing

Mounting Machine / industrial mounting

Application Object Detection & Machine Automation

For example, one documented W12-3 proximity variant, WTB12-3P2431, has a 20–350 mm sensing range, 10–30 V DC supply, PNP output, M12 4-pin connection, response time up to 330 µs and IP66/IP67/IP69K enclosure ratings. These values should not be copied to every W12-3 variant.

Similarly, a W12-3 retro-reflective variant can have a substantially different sensing range and configuration.

For quotation, customers should provide the complete SICK part number printed on the sensor or packaging.

SICK W12-3 Sensor Applications in Indian Industry

The W12-3 series can be relevant for Indian manufacturers and machine builders working in:

Packaging Industry

Detecting cartons, pouches, bottles, packets and products on automated packaging lines.

Conveyor Automation

Detecting products moving on conveyors and providing signals to PLC-based control systems.

Manufacturing Plants

Used for part detection, product presence detection and machine automation.

Printing & Labelling

Detecting products, labels or material movement in automated printing and labelling equipment.

Assembly Machines

Detecting components before or during automated assembly operations.

Material Handling

Used for object detection and automated movement of industrial products.

SICK W12-3 Sensor Supplier in Delhi

Looking for a SICK W12-3 Photoelectric Sensor supplier in Delhi?

Industrial Doctor supplies SICK industrial automation products for manufacturing companies, machine builders, system integrators, maintenance teams and industrial buyers.

We cater to requirements across:

Delhi | Noida | Gurgaon/Gurugram | Faridabad | Delhi NCR | Pan India

Customers can contact us for:

SICK W12-3 Photoelectric Sensor

SICK photoelectric sensors

SICK industrial sensors

SICK automation sensors

SICK proximity sensors

SICK retro-reflective sensors

SICK sensors for conveyor systems

SICK sensors for packaging machines

SICK sensor replacement

Industrial automation sensor requirements

SICK W12-3 Sensor Price in India

The price of a SICK W12-3 Photoelectric Sensor depends on the exact model and configuration.

Factors that can affect the price include:

Complete part number

Sensing principle

Sensing range

Output configuration

Connection type

Special functions

Quantity required

Application

Availability

Therefore, customers searching for “SICK W12-3 price in India” should share the complete part number for an accurate quotation.

Why Buy SICK W12-3 from Industrial Doctor?

Industrial Doctor provides SICK products to industrial customers looking for genuine automation components and application-based product selection.

We support customers with:

Authorized SICK product supply

Genuine industrial automation products

Product identification

Part-number verification

Application guidance

Replacement requirements

Bulk industrial requirements

Machine-builder requirements

Delhi NCR supply

Pan-India supply

SICK W12-3 Photoelectric Sensor – Buying Guide

Before ordering a W12-3 sensor, check these details:

1. Complete SICK part number

The most important information.

2. Detection principle

Proximity, retro-reflective or through-beam.

3. Required sensing distance

4. Output type

For example, PNP or another configuration depending on model.

5. Supply voltage

6. Connector type

7. Machine application

8. Quantity required

If you are replacing an existing sensor, send a photograph of the sensor label/part number. This is usually the easiest way to identify the correct replacement.

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Product Keywords

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Google / ChatGPT / Gemini / AI Search Friendly Questions

आज customer सिर्फ “SICK W12-3” search नहीं करता। वह पूरा सवाल भी पूछ सकता है:

Which SICK W12-3 sensor should I use for object detection?

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इन questions को FAQ section में naturally रखना AI/AEO visibility के लिए ज्यादा useful है, बजाय page में बार-बार “ChatGPT”, “Gemini” या “LLM” शब्द डालने के।

FAQs – SICK W12-3 Photoelectric Sensor

1. What is SICK W12-3 Photoelectric Sensor?

SICK W12-3 is a family of compact photoelectric sensors used for non-contact object detection in industrial automation and machine applications.

2. What is SICK W12-3 used for?

It can be used for object detection, product presence detection, counting, conveyor automation, packaging machinery, assembly equipment and other industrial automation applications.

3. Is W12-3 a proximity sensor?

Some W12-3 models are photoelectric proximity sensors, while the W12-3 family also includes retro-reflective and through-beam configurations. The exact sensing principle depends on the part number.

4. What is the sensing range of SICK W12-3?

There is no single sensing range for the entire W12-3 family. The range depends on the exact model and sensing principle. For example, a documented WTB12-3 variant has a 20–350 mm sensing range.

5. What voltage does SICK W12-3 use?

The supply voltage is model-dependent. One WTB12-3 variant is specified for 10–30 V DC. Always verify the complete part number before connecting the sensor.

6. Can SICK W12-3 be used with a PLC?

Yes, compatible W12-3 configurations can provide switching outputs for integration with industrial control systems such as PLC-based automation. The exact output configuration must be checked against the selected part number.

7. Where can I buy SICK W12-3 in India?

You can contact Industrial Doctor, an authorized dealer, distributor and supplier of SICK products, for availability and quotation in India.

8. Do you supply SICK W12-3 in Delhi?

Yes, Industrial Doctor serves industrial customers in Delhi and the surrounding NCR region.

9. Do you supply SICK W12-3 in Noida?

Yes. Industrial Doctor can supply SICK automation products for customers in Noida, subject to product availability.

10. Can I buy SICK W12-3 in Gurgaon?

Yes. Industrial Doctor supplies industrial automation products to customers in Gurgaon/Gurugram.

11. Do you supply SICK W12-3 in Faridabad?

Yes. Industrial Doctor serves industrial customers in Faridabad and other Delhi NCR locations.

12. How do I identify the correct W12-3 model?

Check the complete SICK part number printed on the sensor, label or packaging. If you are replacing a sensor, send a clear photograph of its label and connector.

13. What is the price of SICK W12-3 in India?

The price depends on the exact variant, part number, configuration and quantity. Contact Industrial Doctor with the complete part number for a quotation.

14. Can SICK W12-3 be used on a conveyor?

Yes, suitable W12-3 variants can be used for object detection on conveyor and material-handling systems, provided the sensing principle and range match the application.

15. Is SICK W12-3 suitable for packaging machines?

Suitable W12-3 configurations can be used in packaging automation for detecting products, packages and machine processes.

16. Can I get a replacement for my existing W12-3 sensor?

Yes. Share the complete part number or a clear photograph of the existing sensor so the replacement can be checked.