Thermal Devices provides sale and application of cartridge heaters and other industrial products available online. Based in Mount Airy, Md. the firm offers services, such as snow melting mats, air-conditioning (AC) variable speed drivers, cartridge heaters, push buttons, lights, thermo wells and heating cable, to name a few. Thermal Devices carries major brands, including Ogden manufacturing, Partlow West, Precision Digital, Marsh Bellofram and Continental Industries, among others. Thermal Devices is a member of the National Association of Electrical Distributors (NAED) and Association for High Technology Distribution (AHTD).