ARi Industries, Inc. is a distinguished manufacturer based in Addison, Illinois, specializing in high-quality mineral insulated thermocouple cables and associated products. Established in 1952, ARi has established itself as an industry leader in creating thermocouples, resistance temperature detectors (RTDs), and heater assemblies designed for extreme environments and demanding applications. Their product lineup includes MI cables (AerOpak®), which range from 0.020" to 0.750" in outer diameter, and can be customized for various conditions—ensuring superior performance in harsh atmospheres and high temperatures.

With a focus on quality, all products meet stringent ASTM standards and are crafted with precision to enhance reliability and efficiency. ARi's innovative capabilities allow for the production of bendable thermocouples and customized heater elements, catering to unique client needs. Committed to continuous improvement, ARi maintains a rigorous quality management system aimed at exceeding customer expectations and ensuring satisfaction across diverse industries.