Fenwal Controls of Japan, Ltd., together with its subsidiaries, designs, develops, manufactures, and sells fire prevention and extinguishing, temperature control, and medical equipment in Japan, rest of Asia, and internationally. It operates through the Safety Security Protection (SSP), Thermal, Medical, Printed Wiring Board Assembly (PWBA), and Fire Pump segments. The SSP segment engages in the development, manufacture, and sale of fire alarm systems, fire extinguishing systems, and explosion suppression systems, as well as the design, construction, maintenance, and engineering services for its systems. Its Thermal segment offers temperature controllers, heating plates and equipment for semiconductor manufacturing equipment, thermocouples for high-temperature furnaces, and other temperature control equipment, as well as related systems. The Medical segment provides artificial kidney dialysis machines and medical devices. Its PWBA segment offers printed circuit board assembly, artwork design, and noise (EMC) countermeasures. The Fire Pump segment provides firefighting and disaster prevention equipment such as fire pumps, fire pump carriers, safety pumps, and fully automatic fire extinguishing systems. The company was incorporated in 1961 and is headquartered in Chiyoda, Japan.