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05791 Wohner insulator
Wöhner 05791 stand-off insulator with M12 female threads on both sides, 40 mm height and 2000 V AC/DC insulation rating for busbar systems, switchgear and industrial control panels.
£7.29
Why Choose the Wöhner 05791 Insulator?
The Wöhner 05791 is a heavy-duty stand-off insulator designed to provide dependable electrical insulation and robust mechanical support within low voltage switchgear, busbar systems and industrial control panels. Featuring M12 female threads on both sides and a 40 mm height, it offers secure support for busbars and electrical components while maintaining safe electrical clearances in demanding industrial environments.
Manufactured by Wöhner, the 05791 insulator is constructed from a durable, halogen-free insulating material and complies with IEC 61439-1:2020. Its excellent dielectric performance and robust mechanical design make it an ideal solution for panel builders, OEMs and electrical engineers requiring reliable insulation components.
With a rated insulation voltage of 2000 V AC/DC, M12 female threads and a 40 mm width across flats, the Wöhner 05791 provides reliable electrical isolation and mechanical stability for industrial power distribution equipment, switchgear assemblies and control cabinets.
Key Advantages
- Heavy-duty 40 mm stand-off insulator for industrial electrical installations.
- M12 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 reliable electrical insulation and robust mechanical support.
Key Features
- Manufacturer: Wöhner.
- Part number: 05791.
- M12 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 supporting heavy electrical components. They help maintain electrical clearances, improve installation safety and maximise the long-term reliability of switchgear, busbar systems and electrical distribution equipment.
The Wöhner 05791 is engineered for professional electrical installations where dependable insulation and mechanical strength are essential. It should always be installed on flat mounting surfaces with the fixing screw secured correctly on both sides to prevent excessive mechanical stress and ensure optimum long-term performance.
Typical Applications
- Industrial switchboards.
- Busbar support systems.
- Power distribution equipment.
- Control cabinets.
- OEM machinery.
- Electrical panel manufacturing.
Technical Specifications
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| Device Type | Busbar holder / support | |
|---|---|---|
| Manufacturer | Wöhner | |
| Model | 05791 | |
| Product type | Stand-off insulator | |
| Thread | M12 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 61439-1:2020 | |
| Weight | Approx. 118 g | |
| HS Code | 85469010 | |
| Country of Manufacture | Türkiye |
Frequently Asked Questions
What is the Wöhner 05791 used for?
It provides electrical insulation and mechanical support for busbars and electrical components within industrial switchgear and power distribution systems.
What thread size does the Wöhner 05791 use?
The insulator features M12 female threads on both sides with a 40 mm overall height.
What voltage is the Wöhner 05791 rated for?
The insulator has a rated insulation voltage of 2000 V AC/DC.
Is the Wöhner 05791 halogen-free?
Yes, it is manufactured from a durable halogen-free insulating material suitable for demanding industrial electrical applications.
How should the insulator be installed?
It should be mounted on flat surfaces with the fixing screw secured on both sides to prevent excessive mechanical stress and ensure reliable long-term performance.
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 industrial power distribution systems.
