Why Choose the nVent HOFFMAN ASR0403021 Wall Mounted Enclosure?
The nVent HOFFMAN ASR0403021 is a robust stainless steel wall mounted enclosure designed to protect electrical, automation and control equipment in demanding industrial environments. Part of the nVent HOFFMAN ASR enclosure range, it provides reliable protection with an IP66 protection rating against dust and water ingress.
Manufactured from high-quality stainless steel, the ASR0403021 offers excellent durability and corrosion resistance, making it suitable for industrial installations where long-term protection and dependable performance are required. Its compact wall mounted design allows efficient installation in control systems, machinery and electrical applications.
With dimensions of 400 x 300 x 210 mm, the ASR0403021 provides practical internal space for mounting electrical components, terminal blocks, control devices and automation equipment while maintaining a sealed enclosure environment.
Key Advantages
Professional stainless steel wall mounted enclosure for industrial applications.
IP66 protection rating against dust and water ingress.
Durable stainless steel construction for demanding environments.
Compact enclosure design for efficient wall mounting installations.
Suitable for electrical, automation and control applications.
Provides reliable protection for sensitive industrial equipment.
Designed for industrial control and automation systems.
Suitable for harsh operating environments requiring sealed protection.
Provides secure housing for electrical components and assemblies.
Reliable Protection for Industrial Electrical Systems
The nVent HOFFMAN ASR0403021 provides dependable protection for electrical components installed in industrial environments. Its stainless steel construction and IP66 sealing performance help safeguard equipment from dust, moisture and external contaminants.
Designed for professional panel builders and electrical engineers, the ASR enclosure range delivers reliable mechanical protection and practical installation solutions for modern industrial control systems.
Typical Applications
Industrial control panels.
Automation and machine control systems.
Electrical distribution equipment.
Food and processing environments.
Industrial instrumentation installations.
OEM machinery and control systems.
Technical Specifications
Country of Manufacture
Bulgaria
Manufacturer
nVent HOFFMAN
Series
ASR
Model
ASR0403021
Product type
Wall mounted enclosure
Material
Stainless Steel
Height
400 mm
Width
300 mm
Depth
210 mm
Protection rating
IP66
Application
Electrical and automation equipment protection
Frequently Asked Questions
What is the nVent HOFFMAN ASR0403021 used for?
The ASR0403021 is a stainless steel wall mounted enclosure used to protect electrical and automation components in industrial applications.
What material is the ASR0403021 enclosure made from?
The enclosure is manufactured from stainless steel to provide durability and corrosion resistance.
What protection rating does the ASR0403021 provide?
The enclosure provides an IP66 protection rating, protecting installed equipment against dust and water ingress.
What are the dimensions of the ASR0403021?
The enclosure dimensions are 400 x 300 x 210 mm.
Where is the ASR0403021 typically installed?
The enclosure is typically installed in industrial automation, electrical control and machinery applications requiring reliable environmental protection.
Trusted by Industrial Panel Builders Worldwide
nVent HOFFMAN enclosure solutions are trusted by electrical engineers and automation professionals for reliable protection, robust construction and long-term performance in industrial environments.
Country of Manufacture
Bulgaria
Manufacturer
nVent HOFFMAN
Series
ASR
Model
ASR0403021
Product type
Wall mounted enclosure
Material
Stainless Steel
Height
400 mm
Width
300 mm
Depth
210 mm
Protection rating
IP66
Application
Electrical and automation equipment protection
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.
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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...