Therm-O-Link, Inc. manufactures wire and cable for transportation, appliance, and construction applications, with operations in Ohio and Texas and products made in the USA. Its quality system is ISO 9001:2015 certified and centers on precise customer and industry specifications, employee involvement, and continuous improvement.
ISO 9001:2015
Thermtrol CorporationSince 1987, Thermtrol Corporation has engineered and manufactured wire and cable harnesses, thermal protectors, and custom electrical assemblies from its headquarters in North Canton, Ohio. Its 25,000-square-foot Ohio technical center works with a wholly owned 100,000-square-foot Vietnam manufacturing facility and Hong Kong support operation to serve customers worldwide. Thermtrol’s quality system has carried ISO 9001 certification since 2000, alongside ISO 14001 and IATF 16949 certifications.NORTH CANTON, OH
Astro Industries, IncEstablished in Ohio in 1967, Astro Industries is a long-standing wire and cable manufacturer serving military, aerospace, and commercial customers. Its experienced staff supports technically demanding cable work from a fully equipped plant, with ISO 9001:2015 certification reflecting its quality management system.DAYTON, OH
Frasier Campbell Wire & CableFounded in 2019 by veterans of the high-temperature and thermocouple wire industry, Frasier Campbell Wire & Cable manufactures specialized wire and cable at its York, Pennsylvania factory. The company combines more than 200 years of collective team experience with the flexibility to build custom cable solutions, including products rated for temperatures up to 1,000°C. Its stock products are made in the USA and most are UL approved for U.S. and Canadian code requirements.YORK, PA
GeoCorpSince 1989, GeoCorp has manufactured thermocouples and thermocouple wire in Huron, Ohio, supplying temperature-measurement products directly from its own operation. The company grew into wire production with the purchase of its first braider in 1999 and now operates more than 95 braiders. Its in-house quality-control laboratory is accredited to ISO/IEC 17025 by NVLAP, lab code 200496-0, and GeoCorp offers custom thermocouple configurations for demanding industrial applications.HURON, OH