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NVENT HOFFMAN AS050LG Hole seal M20
nVent HOFFMAN AS050LG steel M20 hole seal with RAL 7035 powder coated finish for sealing unused enclosure conduit openings.
£14.25
Why Choose the nVent HOFFMAN AS050LG Hole Seal?
The nVent HOFFMAN AS050LG is a reliable steel hole seal designed to close unused conduit openings, knockout openings and pushbutton holes in electrical enclosures. As part of the nVent HOFFMAN Hol-Sealers range, it helps protect enclosure interiors against dust, dirt, oil and water ingress while maintaining enclosure protection performance.
This hole seal is designed for M20 / 1/2-inch conduit openings and provides a simple solution for sealing unused enclosure entries. The steel construction with light grey powder coated finish offers a durable and professional appearance suitable for industrial control panels and electrical enclosure applications.
With a maximum hole coverage of 22 mm and an external diameter of 35 mm, the AS050LG is suitable for compatible nVent HOFFMAN enclosure systems. It includes an oil-resistant gasket and mounting hardware to provide a secure and effective sealing solution.
Key Advantages
- Steel hole seal designed for electrical enclosure protection.
- Seals unused conduit openings and knockout holes against dust, dirt, oil and water.
- M20 / 1/2-inch conduit hole compatibility for common enclosure entries.
- Light grey RAL 7035 powder coated finish matches modern enclosure systems.
- Includes oil-resistant gasket for improved sealing performance.
- Helps maintain enclosure protection ratings when correctly installed.
Key Features
- nVent HOFFMAN Hol-Sealers series.
- Steel construction with powder coated finish.
- For M20 / 1/2-inch conduit openings.
- Maximum hole diameter: 22 mm.
- Hole seal diameter: 35 mm.
- Light grey RAL 7035 colour finish.
- Oil-resistant gasket included.
- Supplied with plated stud and wing nut mounting hardware.
Reliable Sealing for Industrial Enclosures
Unused openings in electrical enclosures can create potential entry points for contaminants and moisture. The nVent HOFFMAN AS050LG hole seal provides a practical method of closing spare conduit and knockout openings to help maintain enclosure integrity in industrial environments.
Designed for use with nVent HOFFMAN enclosure systems, the Hol-Sealers range combines durable materials, simple installation and effective sealing performance for automation, electrical distribution and control panel applications.
Typical Applications
- Industrial control panels.
- Electrical distribution enclosures.
- Automation and machine building systems.
- Manufacturing facilities.
- Outdoor electrical cabinets.
- Enclosure modifications requiring unused opening protection.
Technical Specifications
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| Material | Steel | |
|---|---|---|
| Accessory Type | Seal / Gasket | |
| Country of Manufacture | United States | |
| Manufacturer | nVent HOFFMAN | |
| Series | Hol-Sealers / A80HS | |
| Model | AS050LG | |
| Product type | Enclosure hole seal | |
| Finish | Polyester powder coated | |
| Colour | Light grey | |
| Colour code | RAL 7035 | |
| Application | M20 / 1/2-inch conduit holes | |
| Maximum hole diameter | 22 mm | |
| Hole seal diameter | 35 mm | |
| Thickness | 1.5 mm | |
| Protection rating | IP66 when installed correctly | |
| Mounting hardware | Plated stud and wing nut | |
| Package quantity | 10 pieces |
Frequently Asked Questions
What is the nVent HOFFMAN AS050LG used for?
The AS050LG is a steel hole seal used to close unused conduit openings, knockout holes and pushbutton openings in electrical enclosures.
What size opening does the AS050LG seal?
The AS050LG is designed for M20 / 1/2-inch conduit openings with a maximum hole diameter of 22 mm.
What material is the AS050LG made from?
The hole seal is manufactured from mild steel with a light grey powder coated finish.
What colour is the nVent HOFFMAN AS050LG?
The AS050LG has a light grey RAL 7035 powder coated finish.
Does the AS050LG help protect against water and dust?
Yes. When correctly installed, the hole seal helps protect enclosure openings against dust, dirt, oil and water and can support enclosure protection requirements.
Trusted by Industrial Enclosure Users Worldwide
nVent HOFFMAN Hol-Sealers provide dependable enclosure protection by sealing unused openings with durable construction, practical installation features and reliable environmental protection.
