Why Choose the nVent Hoffman DEK40BT09 Roof Mount Air Conditioner?
The nVent Hoffman DEK40BT09 is a robust roof mount air conditioning unit designed to provide efficient thermal management for electrical enclosures, automation cabinets and industrial control systems. As part of the nVent Hoffman DEK cooling unit series, it provides reliable enclosure cooling while maximising available cabinet space.
This top-mounted cooling solution helps maintain stable operating temperatures for sensitive electrical and electronic components by removing excess heat from enclosed systems. Its stainless steel construction provides enhanced durability for demanding industrial environments where corrosion resistance is required.
With a cooling capacity of 3850 W and a 230 V AC supply, the DEK40BT09 is suitable for industrial control cabinets requiring dependable climate control. The compact roof installation format allows effective cooling without occupying valuable door or side panel space.
Key Advantages
High-performance roof-mounted air conditioning solution for electrical enclosures.
3850 W cooling capacity for demanding industrial cooling requirements.
230 V AC power supply suitable for industrial cabinet installations.
Durable stainless steel construction for demanding environments.
Space-saving top mounting design keeps enclosure surfaces available for other equipment.
CE certified for use in compliant industrial applications.
Key Features
nVent Hoffman DEK roof mount air conditioner series.
3850 W cooling capacity.
230 V AC nominal supply voltage.
Roof-mounted installation for electrical enclosures.
Stainless steel housing for increased resistance to environmental conditions.
Integrated cooling and ventilation system for enclosure temperature management.
Compact dimensions for efficient cabinet integration.
CE marked product compliance.
Reliable Enclosure Cooling for Industrial Systems
Industrial enclosure air conditioners such as the nVent Hoffman DEK40BT09 help protect electrical equipment by controlling internal cabinet temperatures. Effective heat management supports reliable operation of automation systems, PLCs, drives and other sensitive components.
The DEK series provides a practical cooling solution for industrial applications where efficient enclosure climate control and space optimisation are essential. Its roof-mounted design allows installation without reducing access to cabinet doors or side panels.
The DEK40BT09 is a roof-mounted air conditioning unit designed to cool industrial electrical enclosures and control cabinets.
What cooling capacity does the DEK40BT09 provide?
The DEK40BT09 provides a cooling capacity of 3850 W for enclosure climate control applications.
What voltage supply does the DEK40BT09 require?
The unit operates from a 230 V AC supply.
What material is the DEK40BT09 made from?
The DEK40BT09 features a stainless steel construction designed for durable industrial use.
Where is the DEK40BT09 installed?
The unit is installed on the roof of electrical enclosures to provide efficient cabinet cooling while saving installation space.
Trusted by Industrial Automation Professionals
nVent Hoffman DEK roof mount air conditioners are trusted by engineers and machine builders worldwide to provide dependable enclosure cooling, improved component protection and efficient thermal management for industrial systems.
Country of Manufacture
Italy
Manufacturer
nVent Hoffman
Series
DEK Roof Mount Air Conditioner
Model
DEK40BT09
Product type
Roof mount air conditioning unit
Cooling capacity
3850 W
Nominal voltage
230 V AC
Material
Stainless Steel
Mounting type
Roof mounting
Certification
CE
Dimensions (H × W × D)
496 × 492 × 784 mm
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.
Can you help specify the correct part?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Do you have stock for urgent orders?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What are your delivery times and costs?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What about warranties, returns and faulty items?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
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...