SICK Background Suppression Photoelectric Sensor, Block Sensor

RS Stock No.:: 210-3911
Mfr. Part No.:: WTB4S-3P2432V
Brand:: SICK

Subtotal (1 unit)*

£225.49

(exc. VAT)

£270.59

(inc. VAT)

FREE delivery for orders over £50.00

Stocked by manufacturer

Ready to ship from 20 April 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	£225.49

*price indicative

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Photoelectric sensors need the right cables to connect, communicate, and perform reliably. Our range of sensors & actuator cables are designed for secure connections, fast installation, and long-lasting durability. If you're selecting sensors, make sure to explore compatible cables to complete your setup and ensure optimal performance in your application.

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RS Stock No.:: 210-3911
Mfr. Part No.:: WTB4S-3P2432V
Brand:: SICK

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	SICK
	Sensor Style	Block
	Product Type	Photoelectric Sensor
	Detection Type	Background Suppression
	Output Type	PNP
	Terminal Type	4-Pin
	Maximum DC Voltage	30V dc
	Interface Type	4-Pin, M12 Connector
	Light Source	Red Light
	Minimum Operating Temperature	-30°C
	IP Rating	IP66, IP67, IP68, IP69K
	Materials Detected	Methyl Methacrylate, Plastic
	Maximum Current	100mA
	Maximum Operating Temperature	60°C
	Response Time	500μs
	Standards/Approvals	CE Certified, UL Certified
	Housing Material	Stainless Steel
	Series	W4S-3 Inox
	Hazardous Area Certification	No
	Mount Type	Screw
	Detection Range	4 mm → 120 mm

	Select all
	Brand SICK
	Sensor Style Block
	Product Type Photoelectric Sensor
	Detection Type Background Suppression
	Output Type PNP
	Terminal Type 4-Pin
	Maximum DC Voltage 30V dc
	Interface Type 4-Pin, M12 Connector
	Light Source Red Light
	Minimum Operating Temperature -30°C
	IP Rating IP66, IP67, IP68, IP69K
	Materials Detected Methyl Methacrylate, Plastic
	Maximum Current 100mA
	Maximum Operating Temperature 60°C
	Response Time 500μs
	Standards/Approvals CE Certified, UL Certified
	Housing Material Stainless Steel
	Series W4S-3 Inox
	Hazardous Area Certification No
	Mount Type Screw
	Detection Range 4 mm → 120 mm

Datasheet - WTB4S-3P2432V

COO (Country of Origin):: DE

Overview

At a glance

WashDown rated for fluid tightness (IP 66, IP 67, IP 68 and IP 69K) and Ecolab certified

Tough stainless steel housing (316L/1.4404)

Resistant to a variety of common cleaning and disinfection agents

Highly visible laser-like light spot due to PinPoint LED

Teach-in via stainless steel pushbutton with a metal membrane

Flexible sensor settings, monitoring, advanced diagnostics, and visualization thanks to IO-Link

Your Benefit

Long service life in harsh conditions ensures less downtime and fewer replacement costs

Quick and easy alignment due to highly visible PinPoint emitter LED

Easy adjustment via a stainless steel metal membrane teach-in pushbutton

IO-Link provides easy data access from the PLC

Quick and easy configuration

Quick and easy integration using function blocks

Easy device replacement and identification

The W4S-3 INOX product family in WashDown design combines rugged watertight IP 69K stainless steel housing with "best-in-class" optical functionality.

These space-saving miniature sensors are able to withstand the most aggressive cleaning agents and disinfectants thanks to a membrane teach-in button that is 100% watertight and pin-cast M12 connections. They can be relied upon for long-term service in critical applications in the food and beverage, pharmaceutical, solar, and electronics industries.

Applications

Detection of solar wafers in harsh cell production environments

Detection of solar wafers in harsh wafer production environments

Detection of the product at the oven outfeed

Note

Product details cover the whole product family. For details on the specifications for this individual product, please refer to the datasheet.