03657 Wohner neutral conductor 250 A, disconnectable
Wöhner 03657 disconnectable neutral conductor with 250 A rating, M8 screw connections on both sides and mounting plate installation for industrial panel systems.
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Why Choose the Wöhner 03657 Disconnectable Neutral Conductor?
The Wöhner 03657 is a high-quality disconnectable neutral conductor designed for use with Wöhner Panel systems. Engineered for reliable neutral distribution in industrial low-voltage switchgear assemblies, it provides secure electrical connections while allowing the neutral conductor to be isolated when required for maintenance or testing.
Featuring M8 screw connections on both sides and a 120 mm conductor length, the Wöhner 03657 is designed for direct mounting onto a mounting plate. Its robust construction and compliance with IEC standards ensure dependable long-term performance in demanding industrial and commercial electrical installations.
With a 250 A rated current, 690 V AC rated voltage and halogen-free construction, the Wöhner 03657 is an ideal solution for switchgear manufacturers, panel builders and OEM machine builders requiring safe and reliable neutral distribution.
Key Advantages
Designed specifically for Wöhner Panel systems.
250 A rated current for industrial power distribution.
Disconnectable neutral conductor for improved maintenance and testing.
M8 screw terminals on both sides provide secure electrical connections.
Suitable for direct mounting onto mounting plates.
Halogen-free construction.
Manufactured to IEC 61439-1 requirements.
Key Features
Manufacturer: Wöhner.
Part Number: 03657.
Disconnectable neutral conductor.
250 A rated current.
690 V AC rated voltage.
440 V DC rated voltage.
M8 screw connections on both sides.
120 mm conductor length.
Single-pole design.
Mounting plate installation.
Reliable Neutral Connections for Industrial Panels
Disconnectable neutral conductors provide a safe and practical method of isolating neutral connections during maintenance, testing and servicing of electrical systems. The Wöhner 03657 is designed to integrate seamlessly with compatible Wöhner Panel systems while delivering dependable electrical performance and long service life.
Its compact construction, M8 screw connections and industrial-grade materials make it suitable for switchboard manufacturers, panel builders and OEM machine builders requiring dependable neutral distribution components.
Typical Applications
Industrial switchboards.
Electrical distribution panels.
Panel building.
OEM machinery.
Motor control centres.
Commercial electrical installations.
Industrial automation systems.
Technical Specifications
Current
250 A
Manufacturer
Wöhner
Model
03657
Product type
Disconnectable neutral conductor
System
Panel
Rated current
250 A
Rated voltage AC
690 V
Rated voltage DC
440 V
Maximum permitted voltage
800 V AC / 800 V DC
Poles
1
Connection type
M8 screw both sides
Length
120 mm
Mounting
Mounting plate
Dimensions (W × H × D)
35 × 120 × 28 mm
Standards
IEC 61439-1:2020
Halogen free
Yes
HS Code
85361090
Country of Manufacture
Germany
Frequently Asked Questions
What is the Wöhner 03657 used for?
The Wöhner 03657 is a disconnectable neutral conductor used within Wöhner Panel systems to provide reliable neutral distribution while allowing safe isolation during maintenance.
What current rating does it support?
The neutral conductor is rated for 250 A.
What voltage is it designed for?
It is rated for 690 V AC and 440 V DC operation.
How is it connected?
The Wöhner 03657 features M8 screw connections on both sides for secure electrical termination.
Where is it typically installed?
It is mounted onto a mounting plate inside industrial switchboards, electrical distribution panels and control systems.
Trusted by Panel Builders Worldwide
Wöhner Panel components are trusted by switchgear manufacturers and electrical engineers for their dependable quality, straightforward installation and long-term performance in industrial power distribution.
Current
250 A
Manufacturer
Wöhner
Model
03657
Product type
Disconnectable neutral conductor
System
Panel
Rated current
250 A
Rated voltage AC
690 V
Rated voltage DC
440 V
Maximum permitted voltage
800 V AC / 800 V DC
Poles
1
Connection type
M8 screw both sides
Length
120 mm
Mounting
Mounting plate
Dimensions (W × H × D)
35 × 120 × 28 mm
Standards
IEC 61439-1:2020
Halogen free
Yes
HS Code
85361090
Country of Manufacture
Germany
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
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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...