NGI

NGK Insulators, Ltd., together with its subsidiaries, manufactures and sells electric power related equipment in Japan, North America, Europe, Asia, and others. The company operates through Environment Business, Digital Society Business, and Energy & Industry Business segments. It offers energy storage systems, including NAS batteries; suspension, long rod, station post, hollow, and pin post insulators, as well as hardware for insulator assemblies, and power equipment comprising bushing; HONEYCERAM, a component for exhaust gas purification; diesel particulate filters that eliminates particulates in the exhaust gas emitted from diesel automobiles; and NOx sensors, which measures NOx concentration in motor vehicle exhaust gas.