Wöhner 05784 stand-off insulator with M10 female threads on both sides, 40 mm height and 2000 V AC/DC insulation rating for busbar systems, switchgear and industrial control panels.
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The Wöhner 05784 is a heavy-duty stand-off insulator engineered to provide dependable electrical insulation and mechanical support in low voltage switchgear, busbar systems and industrial control panels. Featuring M10 female threads on both sides and a robust 40 mm height, it is designed to securely support electrical components while maintaining safe insulation distances in demanding industrial applications.
Manufactured by Wöhner, the 05784 insulator is produced from a durable halogen-free insulating material and complies with IEC 61439-1. Its high dielectric strength and robust mechanical design make it an excellent choice for panel builders, OEMs and electrical engineers requiring long-lasting, reliable insulation components.
With a rated insulation voltage of 2000 V AC/DC, M10 internal threads and a 40 mm width across flats, the Wöhner 05784 is ideally suited for supporting busbars, terminals and electrical equipment in industrial power distribution systems.
Key Advantages
Heavy-duty 40 mm stand-off insulator for industrial electrical installations.
M10 female thread on both sides for secure mounting.
2000 V AC/DC rated insulation voltage.
Manufactured from halogen-free insulating material.
Suitable for switchgear, busbar systems and control panels.
Provides outstanding electrical insulation and mechanical stability.
Key Features
Manufacturer: Wöhner.
Part number: 05784.
M10 female thread on both sides.
40 mm overall height.
40 mm width across flats.
2000 V AC/DC rated voltage.
Halogen-free insulating material.
Designed for flat surface mounting.
Reliable Electrical Insulation for Industrial Power Distribution
Stand-off insulators provide safe separation between live conductors and grounded metalwork while delivering strong mechanical support for busbars and electrical assemblies. They help maintain electrical clearances, improve operational safety and increase the long-term reliability of switchgear and power distribution systems.
The Wöhner 05784 has been engineered for professional electrical installations where dependable insulation, high mechanical strength and long service life are essential. Correct installation on flat mounting surfaces ensures optimum performance and minimises mechanical stress on the insulator.
Typical Applications
Industrial switchboards.
Busbar support systems.
Power distribution equipment.
Control cabinets.
OEM machinery.
Electrical panel manufacturing.
Technical Specifications
Manufacturer
Wöhner
Model
05784
Product type
Stand-off insulator
Thread
M10 female both sides
Height
40 mm
Width across flats
40 mm
Rated voltage
2000 V AC/DC
Dimensions (W × H × D)
40 × 40 × 40 mm
Material
Halogen-free insulating material
Operating temperature
-40°C to +130°C
Mounting
Flat surface mounting
Standard
IEC 61439-1
HS Code
85469010
Country of Manufacture
Türkiye
Frequently Asked Questions
What is the Wöhner 05784 used for?
It provides electrical insulation and mechanical support for busbars and electrical components in industrial switchgear, control panels and power distribution equipment.
What thread size does the Wöhner 05784 use?
The insulator features M10 female threads on both sides for secure installation.
What voltage is the Wöhner 05784 rated for?
The insulator has a rated insulation voltage of 2000 V AC/DC.
Is the Wöhner 05784 halogen-free?
Yes, it is manufactured from a durable halogen-free insulating material suitable for industrial electrical applications.
How should the insulator be installed?
It should be mounted on flat surfaces on both sides to prevent mechanical stress and ensure safe, reliable operation.
Trusted by Panel Builders Worldwide
Wöhner electrical accessories are trusted by panel builders, switchgear manufacturers and industrial engineers worldwide for delivering dependable insulation, robust construction and reliable performance in demanding electrical power distribution systems.
Manufacturer
Wöhner
Model
05784
Product type
Stand-off insulator
Thread
M10 female both sides
Height
40 mm
Width across flats
40 mm
Rated voltage
2000 V AC/DC
Dimensions (W × H × D)
40 × 40 × 40 mm
Material
Halogen-free insulating material
Operating temperature
-40°C to +130°C
Mounting
Flat surface mounting
Standard
IEC 61439-1
HS Code
85469010
Country of Manufacture
Türkiye
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
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Same day dispatches
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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...