The Wöhner 31042 is a genuine end cap designed specifically for 1-pole 25 mm² comb-type busbars. It provides a safe, insulated finish to exposed busbar ends while giving electrical installations a neat and professional appearance.
Manufactured by Wöhner, the 31042 helps reduce the risk of accidental contact with exposed conductive parts and protects the end of the comb busbar from dust and environmental contamination. It is quick to install and designed for perfect compatibility with Wöhner 25 mm² comb busbar systems.
Suitable for industrial control panels, commercial distribution boards and OEM equipment, the Wöhner 31042 is an essential finishing accessory that supports safe, reliable and professional electrical installations. It is also approved for UL feeder circuits above 250 V.
Key Advantages
Genuine Wöhner accessory.
Designed for 1-pole 25 mm² comb-type busbars.
Provides a safe insulated finish to exposed busbar ends.
Quick push-fit installation.
Halogen-free construction.
Suitable for IEC and UL installations.
Key Features
Manufacturer: Wöhner.
Part number: 31042.
Product type: End cap.
Compatible with 1-pole 25 mm² comb-type busbars.
Halogen-free material.
Suitable for UL feeder circuits above 250 V.
Supplied as genuine Wöhner accessory.
Professional push-fit design.
Safe Finishing for Comb Busbar Installations
The Wöhner 31042 provides a simple yet effective solution for covering exposed ends of compatible comb busbars. By insulating the busbar termination, it helps improve electrical safety while maintaining a clean and professional appearance throughout the installation.
Designed specifically for Wöhner comb busbar systems, this accessory offers dependable fitment and long-term durability, making it an ideal choice for panel builders, switchgear manufacturers and electrical contractors.
Typical Applications
Industrial control panels.
Commercial distribution boards.
Electrical switchgear assemblies.
OEM machinery.
Low-voltage power distribution systems.
Modular comb busbar installations.
Technical Specifications
Phase
Single Phase
Manufacturer
Wöhner
Model
31042
Product type
End cap
Application
End protection for comb-type busbars
Compatible busbars
1-pole, 25 mm² comb-type busbars
Standards
IEC 61439-1:2020
UL Standard
UL 508
UL Type Number
CTB-C1.1
UL File
E123577
Suitable for
UL feeder circuits >250 V
Material
Halogen-free
Pack quantity
20 pieces (10 left and 10 right end caps)
Approximate weight
0.1 kg per 100 pieces
Frequently Asked Questions
What is the Wöhner 31042 used for?
It is an end cap designed to safely cover the exposed end of compatible 1-pole 25 mm² comb-type busbars.
Which busbars is it compatible with?
The Wöhner 31042 is designed for 1-pole 25 mm² comb-type busbars.
Is the Wöhner 31042 halogen-free?
Yes. It is manufactured from halogen-free material for modern electrical installations.
How many end caps are supplied?
Each pack contains 20 end caps, comprising 10 left-hand and 10 right-hand versions.
Is the Wöhner 31042 suitable for UL installations?
Yes. It is approved for UL feeder circuits above 250 V and complies with UL 508.
Trusted by Electrical Professionals Worldwide
Wöhner accessories are trusted by panel builders and electrical engineers for delivering safe, reliable and professional finishing solutions for modern power distribution systems.
Phase
Single Phase
Manufacturer
Wöhner
Model
31042
Product type
End cap
Application
End protection for comb-type busbars
Compatible busbars
1-pole, 25 mm² comb-type busbars
Standards
IEC 61439-1:2020
UL Standard
UL 508
UL Type Number
CTB-C1.1
UL File
E123577
Suitable for
UL feeder circuits >250 V
Material
Halogen-free
Pack quantity
20 pieces (10 left and 10 right end caps)
Approximate weight
0.1 kg per 100 pieces
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.
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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...