Engineered Heat Transfer Solutions
You Can Depend On

For more than 85 years, Diversified Heat Transfer has helped engineers, contractors, and facility owners deliver reliable hot water, steam, and heat transfer systems across commercial and industrial applications.

Our Story

About DHT

Diversified Heat Transfer is a U.S.-based manufacturer specializing in engineered heating and heat transfer equipment for commercial and industrial facilities. Our portfolio includes electric boilers, indirect water heaters, storage water heaters, unfired steam generators, HVAC coils, and replacement tube bundles.

 

Our brands and product lines serve a wide range of industries including healthcare, education, government, manufacturing, food processing, and energy.

Through the Sussman Electric Boilers brand, DHT also provides high-performance electric boiler solutions supporting the growing demand for electrification and decarbonization in modern buildings.

 

What sets DHT apart is our practical understanding of how thermal systems operate in the field. Our engineering team works closely with contractors, engineers, facility managers, and manufacturer representatives to ensure systems perform reliably from design through installation and operation.

 

With manufacturing experience spanning decades, DHT continues to focus on delivering dependable equipment backed by responsive customer support.

 

what makes us different

Why Choose DHT

Proven Industry Experience

With more than 85 years of manufacturing experience, DHT has built a reputation for dependable heating and heat transfer equipment used in critical commercial and industrial applications.

Engineering Expertise

Our team understands complex thermal systems and works closely with engineers, contractors, and facility operators to ensure the right solution is selected for each application.

Reliable, High-Performance Equipment

DHT products are engineered for durability, safety, and consistent performance in demanding environments where system reliability is essential.

Fast Lead Times

Project schedules matter. Our manufacturing capabilities and streamlined processes help ensure equipment is delivered quickly without sacrificing quality.

Responsive Customer Support

From initial design consultation to post-installation support, our team provides knowledgeable, responsive assistance throughout the life of the equipment.

Broad Product Portfolio

DHT offers a full range of heating and heat transfer equipment, including electric boilers, water heaters, unfired steam generators, HVAC coils, and replacement tube bundles.

Our Commitment

We measure our success by the success of our customers and partners. Through engineering expertise, responsive service, and dependable heat transfer solutions, DHT supports reliable performance in critical heating systems.

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