Marathon Special Products manufactures terminal blocks and fuse holders, which provide interconnection and circuit protection of electrical systems. Its clients include original equipment manufacturers and electrical panel builders. The company uses a network of electrical distributors to reach customers. Marathon Special Products has designed electrical wiring devices for more than 70 years. Its facility in Bowling Green, Ohio, contains all manufacturing and warehousing operations, including an extensive electrical test lab. The company is ISO 9002 and ISO 9001 certified.