NVENT HOFFMAN MAS0303021R5 Wall mounted, 300x300x210 includes mounting plate
nVent HOFFMAN MAS0303021R5 is a steel wall mounted electrical enclosure with IP66 protection, included mounting plate and 300mm x 300mm x 210mm dimensions for industrial applications.
SKU:MAS0303021R5MPN:MAS0303021R5
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Why Choose the nVent HOFFMAN MAS0303021R5 Wall Mounted Enclosure?
The nVent HOFFMAN MAS0303021R5 is a compact and reliable steel wall mounted electrical enclosure designed to protect electrical components, automation equipment and industrial control systems in demanding environments. Part of the trusted nVent HOFFMAN MAS enclosure series, it provides a durable enclosure solution where high protection and efficient space utilisation are required.
Manufactured from robust steel and featuring an IP66 protection rating, the MAS0303021R5 helps protect installed equipment against dust and water ingress. The included mounting plate provides a practical internal mounting surface for electrical devices, terminals and control components.
With dimensions of 300 mm height × 300 mm width × 210 mm depth, the MAS0303021R5 is suited to compact electrical assemblies, automation systems and instrumentation applications requiring secure wall-mounted protection.
Key Advantages
IP66 rated wall mounted enclosure providing excellent protection against dust and water ingress.
Steel construction for reliable mechanical strength and industrial durability.
Supplied with a mounting plate for convenient internal equipment installation.
Compact enclosure format suitable for space-restricted installations.
Ideal for electrical, automation and control applications.
Designed for professional industrial panel builders and system integrators.
Key Features
nVent HOFFMAN MAS series wall mounted enclosure.
300 mm height × 300 mm width × 210 mm depth enclosure size.
IP66 protection rating for industrial environments.
Steel enclosure construction.
Mounting plate included for internal component mounting.
Wall-mounted design for electrical and automation installations.
Sealed construction helps protect sensitive equipment.
Suitable for compact control and instrumentation systems.
Reliable Protection for Industrial Electrical Systems
The nVent HOFFMAN MAS series provides compact enclosure solutions for protecting electrical and automation equipment in industrial environments. Its steel construction and IP66 sealing performance help maintain reliable operation where protection from dust and moisture is essential.
The supplied mounting plate allows efficient installation of internal components and supports flexible panel layouts. The MAS0303021R5 is a practical choice for machine builders, electrical engineers and automation specialists requiring a compact protected enclosure.
Typical Applications
Industrial automation control equipment.
Electrical junction and connection systems.
Machine control installations.
Instrumentation and monitoring equipment.
Manufacturing and processing systems.
Compact wall-mounted electrical assemblies.
Technical Specifications
Country of Manufacture
Romania
Manufacturer
nVent HOFFMAN
Series
MAS
Model
MAS0303021R5
Product type
Wall mounted electrical enclosure
Material
Steel
Height
300 mm
Width
300 mm
Depth
210 mm
Protection rating
IP66
Mounting plate
Included
Frequently Asked Questions
What is the nVent HOFFMAN MAS0303021R5 used for?
The MAS0303021R5 is used to protect electrical, automation and instrumentation components in compact wall-mounted installations.
What protection rating does this enclosure provide?
The enclosure provides an IP66 protection rating against dust and water ingress.
Does the MAS0303021R5 include a mounting plate?
Yes, this version is supplied with a mounting plate for installing electrical components inside the enclosure.
What are the dimensions of this nVent HOFFMAN enclosure?
The MAS0303021R5 has dimensions of 300 mm × 300 mm × 210 mm (height × width × depth).
What material is the enclosure manufactured from?
The MAS0303021R5 is manufactured from steel to provide reliable mechanical protection and durability.
Trusted by Industrial Control Engineers Worldwide
nVent HOFFMAN MAS series enclosures are widely used by engineers and panel builders to provide reliable, compact and durable protection for industrial electrical systems.
Country of Manufacture
Romania
Manufacturer
nVent HOFFMAN
Series
MAS
Model
MAS0303021R5
Product type
Wall mounted electrical enclosure
Material
Steel
Height
300 mm
Width
300 mm
Depth
210 mm
Protection rating
IP66
Mounting plate
Included
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...