Why Choose the Wöhner 33161 NH Fuse Switch Disconnector?
The Wöhner 33161 is a robust NH size 2 fuse switch disconnector rated at 400 A, designed for installation on Wöhner 60Classic busbar systems. Featuring CrossLink® Technology and electromechanical fuse monitoring, it provides dependable circuit isolation and overcurrent protection for demanding industrial low-voltage power distribution systems.
Designed for busbars measuring 12, 20 and 30 × 10 mm as well as section busbars, the 33161 offers flexible top or bottom cable connection via robust M10 screw terminals. CrossLink® Technology allows rapid conversion between cable entry positions while maintaining excellent operator protection and installation flexibility.
The integrated electromechanical fuse monitoring system provides a clear indication when an NH fuse has operated, enabling maintenance personnel to locate faults quickly, reduce downtime and improve system availability.
Key Advantages
Rated current of 400 A.
Designed for NH size 2 fuse links.
Integrated electromechanical fuse monitoring.
CrossLink® Technology enables flexible top or bottom cable entry.
Arc chambers and split touch protection for enhanced safety.
Reliable Protection for Industrial Busbar Systems
The Wöhner 33161 is engineered to provide safe switching, isolation and fuse protection in industrial switchboards and power distribution equipment. Integrated arc chambers, split touch protection and CrossLink® Technology combine to deliver high levels of operator safety alongside installation flexibility.
Its 400 A rating makes the device well suited to protecting feeders, distribution circuits and industrial equipment where reliable NH fuse protection and dependable long-term operation are essential.
Typical Applications
Industrial switchboards.
Low-voltage power distribution systems.
Machine control panels.
Motor control centres.
OEM electrical equipment.
High-current feeder protection.
Technical Specifications
Current
400 A
Manufacturer
Wöhner
Series
QUADRON® 60Classic
Model
33161
Product type
NH fuse switch disconnector
Rated current
400 A
Fuse size
NH 2
Connection
Screw terminal M10
Busbar compatibility
12, 20, 30 × 10 mm and section busbars
Connection orientation
Top or bottom
Fuse monitoring
Electromechanical
Technology
CrossLink®
Standards
IEC 60947-1:2020, IEC 60947-3:2020 (AC ratings), UL 4248-1
Approvals
IEC (CB), UL, CCC, DNV GL
EAN
4021267331610
Frequently Asked Questions
What is the Wöhner 33161 used for?
The Wöhner 33161 is an NH size 2 fuse switch disconnector used for circuit isolation and overcurrent protection on Wöhner 60Classic busbar systems.
What is CrossLink® Technology?
CrossLink® Technology allows quick conversion between top and bottom cable entry while maintaining safe electrical insulation and reliable conductor connections.
Which busbars is the Wöhner 33161 compatible with?
It is suitable for 12, 20 and 30 × 10 mm busbars as well as section busbars.
Does the device include fuse monitoring?
Yes. The Wöhner 33161 includes integrated electromechanical fuse monitoring to indicate when an NH fuse has operated.
What is the rated current?
The Wöhner 33161 is rated at 400 A and accepts NH size 2 fuse links.
Trusted by Electrical Professionals Worldwide
Wöhner QUADRON® 60Classic fuse switch disconnectors are trusted by switchboard manufacturers and industrial engineers for delivering reliable circuit protection, flexible installation and long-term operational performance.
Current
400 A
Manufacturer
Wöhner
Series
QUADRON® 60Classic
Model
33161
Product type
NH fuse switch disconnector
Rated current
400 A
Fuse size
NH 2
Connection
Screw terminal M10
Busbar compatibility
12, 20, 30 × 10 mm and section busbars
Connection orientation
Top or bottom
Fuse monitoring
Electromechanical
Technology
CrossLink®
Standards
IEC 60947-1:2020, IEC 60947-3:2020 (AC ratings), UL 4248-1
Approvals
IEC (CB), UL, CCC, DNV GL
EAN
4021267331610
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.
Can you help specify the correct part?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Do you have stock for urgent orders?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What are your delivery times and costs?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What about warranties, returns and faulty items?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
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...