Why Choose the Wöhner 33771 QUADRON® 185Power Fuse Switch-Disconnector?
The Wöhner 33771, manufacturer part number 33771 000A, is a genuine QUADRON® 185Power NH in-line fuse switch-disconnector rated at 160 A. Designed for NH size 00 fuse links, this three-pole high-version unit incorporates electronic fuse monitoring together with 70 mm² box terminals, providing enhanced operational safety and fast fault indication in modern low-voltage power distribution systems.
Part of the Wöhner 185Power modular busbar system, the 33771 mounts directly onto 30, 40, 60, 80, 100 and 120 × 10 mm busbars. The integrated fuse monitoring enables rapid identification of blown fuse links, helping to reduce maintenance time, minimise downtime and improve system availability.
Its compact design, ergonomic operation and integrated box terminals make the Wöhner 33771 an ideal solution for industrial switchboards, OEM machinery, motor control centres and commercial electrical distribution panels requiring dependable switching and intelligent monitoring.
The Wöhner 33771 combines reliable circuit protection with intelligent fuse monitoring, enabling maintenance personnel to quickly identify a blown fuse without extensive fault-finding. This helps reduce downtime and improves service efficiency in critical industrial installations.
Designed for the modular 185Power platform, the switch-disconnector also supports a range of compatible accessories including current transformers, signalling accessories and terminal compartment covers, allowing systems to be expanded as monitoring requirements evolve.
The Wöhner 33771 is a 160 A QUADRON® 185Power NH size 00 three-pole fuse switch-disconnector with integrated electronic fuse monitoring.
Which fuse size does it accept?
The device is designed for NH 000 and NH 00 fuse links manufactured in accordance with IEC/HD 60269-2.
What is the benefit of integrated fuse monitoring?
Fuse monitoring allows maintenance personnel to quickly identify a blown fuse, reducing troubleshooting time and improving system availability.
What conductor size can be connected?
The integrated box terminals accept copper conductors up to 70 mm².
Which busbar systems is it compatible with?
It is designed for 185Power busbars measuring 30, 40, 60, 80, 100 and 120 × 10 mm.
Advanced Protection from Wöhner
Wöhner QUADRON® 185Power fuse switch-disconnectors are trusted by switchgear manufacturers, panel builders and industrial engineers for combining dependable circuit protection with intelligent monitoring and modular installation on 185 mm busbar systems.
Current
160 A
Phase
Three Phase
Manufacturer
Wöhner
Part number
33771 000A
SKU
33771
Product type
NH in-line fuse switch-disconnector
Series
QUADRON® 185Power
Rated current
160 A
Fuse size
NH 000 / NH 00
Poles
3
Version
High
Fuse monitoring
Integrated electronic monitoring
Terminal type
Box terminal
Maximum conductor size
70 mm²
Compatible busbars
30, 40, 60, 80, 100, 120 × 10 mm
System
185Power
Permitted fuse power dissipation
12 W
Pack quantity
1
EAN
4021267337711
ETIM
EC001046
Approvals
IEC (CB), CCC
Standards
IEC 60947-1:2020, IEC 60947-3:2020 (AC ratings)
No documents available for this product.
Delivery
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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.
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Customers supported
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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...