O'Brien Corporation is a trusted brand that specializes in providing top-quality thermal processing equipment and systems to various industries including petrochemical, refining, pulp and paper, and power. With a commitment to excellence, O'Brien offers a wide range of products and services to meet the specific needs of their customers. Their product line includes tubing bundles, instrument hook-up and impulse lines, electric traced bundles, heater types, thermostats and temperature controllers, steam traced bundles, analyzer sample transport and sample lines, process analyzer sample bundles, and much more.

O'Brien also offers specialized products such as TrueTube® for process and emissions analyzers, electropolished tubing, insulated tubing, and coated tubing for corrosion control. Additionally, the brand offers instrument enclosures and protection solutions including full enclosures, partial and flexible enclosures, draft transmitter enclosures, and enclosure heaters. O'Brien's comprehensive range of instrument supports ensures the stability and reliability of their products.

They also provide design tools such as product configurators and design optimization applications. With exceptional expertise and a focus on customer satisfaction, O'Brien Corporation continues to be a leading supplier in the thermal processing equipment industry