Technology Research Corporation (TRC) engages in the design, manufacture, and marketing of electronic control and measurement devices for the distribution of electric power. Its products are used for the protection from electrical shock and prevention of electrical fires in the home and workplace. The company offers its products for the consumer, commercial, and industrial markets worldwide. Its products include ground fault circuit interrupters (GFCI), appliance leakage circuit interrupters (ALCI), leakage current detectors and interrupters (LCDI), and equipment leakage current interrupters (ELCI). Its GFCI devices protect against the hazards of fire and electrical shock. The ALCI devices are used in conjunction with electrical appliances, such as kitchen appliances, floor care products, and hair dryers. The LCDI devices are used to reduce the risk of electrical fires by disconnecting power when sensing current leakage between conductors of power cords. The company's ELCI devices protect equipment, such as copy machines, printers, and computers from excessive electrical leakage of current. The company also designs and manufactures products for sale to the military engine generator set controls market. TRC supplies power monitoring and control equipment to the United States military and its contractors of tactical vehicles, naval vessels, and mobile electric generators. It sells its products primarily through in-house sales force, licensees, and sales and marketing agreements. The company also markets through original equipment manufacturers. TRC was founded in 1981 and is headquartered in Clearwater, Florida.