Why Choose the Cembre 4639074 WST-TSW 230 V Warning Label?
The Cembre 4639074 is a premium WST-TSW adhesive warning label designed to provide clear identification of 230 V AC electrical systems on control panels, machinery, switchgear and industrial electrical installations. Manufactured by Cembre, this industrial warning label combines the recognised electrical hazard symbol with a clear 230 V voltage indication for enhanced operator safety and equipment identification.
Designed for electrical contractors, OEM machine builders and panel manufacturers, the WST-TSW series features durable industrial-grade construction with a permanent adhesive for long-lasting performance. These labels help maintenance personnel quickly identify equipment operating at 230 V AC while supporting professional panel identification.
Featuring a 50 mm triangular warning symbol, the Cembre 4639074 is ideal for industrial control panels, distribution boards, switchgear and electrical cabinets. Supplied in bulk packs of 750 labels, it is particularly suited to high-volume manufacturing and panel-building environments.
Key Advantages
Industrial-grade 230 V AC warning label.
50 mm warning triangle for excellent visibility.
Displays electrical hazard symbol and 230 V identification.
Suitable for machinery, switchgear and control panels.
Permanent adhesive for long-term industrial use.
Manufactured by Cembre for professional electrical installations.
Key Features
Cembre WST-TSW warning label series.
Manufacturer part number: 4639074.
Alternative reference: 0400HT012-BULK.
Electrical hazard warning with 230 V AC marking.
50 mm triangular label.
Designed for industrial electrical equipment.
Complies with EN ISO 4892-2 and ISO 3864.
Supplied in packs of 750 labels.
Professional Voltage Identification for Industrial Installations
Clear voltage warning labels improve operator safety by identifying electrical equipment and helping maintenance personnel recognise live circuits before servicing. The Cembre WST-TSW range provides durable, professional warning labels for industrial environments.
Widely used by panel builders, OEM manufacturers and electrical contractors, these labels provide reliable identification for electrical control equipment and industrial machinery.
Typical Applications
Electrical control panels.
Industrial switchgear.
Distribution boards.
Machine control cabinets.
OEM machinery manufacturing.
Industrial electrical installations.
Technical Specifications
Series
WST-TSW Warning Labels
Alternative SKU
0400HT012-BULK
Product type
Adhesive warning label
Voltage marking
230 V AC
Warning symbol
Electrical hazard
Triangle size
50 mm
Pieces per page
50
Minimum pack quantity
750 labels
Standards
EN ISO 4892-2, ISO 3864
RoHS compliant
Yes
HS Code
39199080
Country of Manufacture
Italy
Frequently Asked Questions
What is the Cembre 4639074 used for?
It is used to identify electrical equipment operating on 230 V AC while providing a clear electrical hazard warning.
What size is the warning label?
The warning triangle measures 50 mm.
Where can this label be applied?
It is suitable for electrical panels, switchgear, machinery, distribution boards and industrial equipment.
Does it comply with recognised standards?
Yes. The label complies with EN ISO 4892-2 and ISO 3864.
How many labels are supplied?
The bulk version is supplied in packs containing 750 labels.
Trusted by Electrical Professionals Worldwide
Cembre industrial warning labels are trusted by electrical contractors, panel builders and OEM manufacturers for reliable equipment identification and professional electrical safety marking.
Series
WST-TSW Warning Labels
Alternative SKU
0400HT012-BULK
Product type
Adhesive warning label
Voltage marking
230 V AC
Warning symbol
Electrical hazard
Triangle size
50 mm
Pieces per page
50
Minimum pack quantity
750 labels
Standards
EN ISO 4892-2, ISO 3864
RoHS compliant
Yes
HS Code
39199080
Country of Manufacture
Italy
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...