The Wöhner 31057 is a genuine 1-pole bridge-type comb busbar engineered for efficient and reliable power distribution in industrial and commercial electrical installations. Designed with a 27 mm pitch, it enables rapid interconnection of compatible modular devices while reducing wiring time and ensuring dependable electrical performance.
Manufactured with a 35 mm² copper cross-section and rated at 130 A, the Wöhner 31057 is suitable for demanding low-voltage distribution applications. Its insulated, halogen-free construction provides excellent durability and installation safety, making it ideal for modern switchboards and control panels.
With a 1 metre length, 690 V AC rating and compliance with IEC 61439-1:2020, the Wöhner 31057 is the ideal solution for panel builders, OEM manufacturers and electrical contractors seeking a professional single-phase power distribution system.
Key Advantages
Genuine Wöhner 1-pole bridge-type comb busbar.
130 A rated current for dependable power distribution.
35 mm² copper cross-section for high current capacity.
27 mm pitch for compatibility with modular devices.
1 metre length for flexible installation.
Halogen-free insulated construction.
Key Features
Manufacturer: Wöhner.
Part number: 31057.
Product type: 1-pole bridge-type comb busbar.
Rated current: 130 A.
Rated voltage: 690 V AC.
Pitch: 27 mm.
Cross-section: 35 mm².
Length: 1000 mm.
Reliable Single-Phase Power Distribution
The Wöhner 31057 comb busbar provides a simple and efficient method of distributing power between compatible modular devices. Its bridge-type construction ensures secure electrical connections while significantly reducing installation time compared with conventional wiring methods.
Designed for use within the Wöhner panel system, the 31057 is compatible with the 01198 front connection terminal, allowing professional and reliable power feed connections for industrial control panels and commercial switchgear.
Typical Applications
Industrial control panels.
Commercial distribution boards.
Electrical switchgear assemblies.
OEM machinery.
Single-phase power distribution systems.
Modular circuit protection installations.
Technical Specifications
Phase
Single Phase
Manufacturer
Wöhner
Model
31057
Product type
1-pole bridge-type comb busbar
Rated current (IEC)
130 A
Rated voltage (IEC AC)
690 V
Rated voltage (IEC DC)
1000 V
Rated impulse voltage
4 kV
Current carrying capacity (centre feed)
220 A
Cross-section
35 mm²
Pitch
27 mm
Length
1000 mm
Dimensions (W × H × D)
1000 × 6 × 26 mm
Power dissipation
2.2 W at 80% load (3.4 W at full load)
Material
Halogen-free
Pack quantity
10
Standards
IEC 61439-1:2020
Frequently Asked Questions
What is the Wöhner 31057 used for?
It is a 1-pole bridge-type comb busbar used to distribute power between compatible modular electrical devices.
What is the current rating of the Wöhner 31057?
The comb busbar has a rated current of 130 A with a centre-feed current carrying capacity of 220 A.
What is the cross-section of this busbar?
The Wöhner 31057 features a 35 mm² cross-section.
What accessories are compatible with the Wöhner 31057?
The recommended connection accessory is the Wöhner 01198 front connection terminal.
Where is the Wöhner 31057 typically installed?
It is commonly installed in industrial control panels, electrical distribution boards, switchgear and OEM machinery requiring reliable single-phase power distribution.
Trusted by Electrical Professionals Worldwide
Wöhner comb busbars are trusted by panel builders and electrical engineers worldwide for delivering safe, efficient and reliable power distribution in demanding industrial and commercial electrical installations.
Phase
Single Phase
Manufacturer
Wöhner
Model
31057
Product type
1-pole bridge-type comb busbar
Rated current (IEC)
130 A
Rated voltage (IEC AC)
690 V
Rated voltage (IEC DC)
1000 V
Rated impulse voltage
4 kV
Current carrying capacity (centre feed)
220 A
Cross-section
35 mm²
Pitch
27 mm
Length
1000 mm
Dimensions (W × H × D)
1000 × 6 × 26 mm
Power dissipation
2.2 W at 80% load (3.4 W at full load)
Material
Halogen-free
Pack quantity
10
Standards
IEC 61439-1:2020
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
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Stock lines ready to ship
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Same day dispatches
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Customers supported
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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...