Jinzhou Huaguang Switchgear Co., Ltd. is a high-tech backbone enterprise specializing in the development, production and sales of vacuum interrupters. The company formerly known as Huaguang Power Electronics (Group) Co., Ltd. was established in 1959. It was originally affiliated with the Ministry of Electronics Industry, and was originally called the State-owned No. 777 Factory. Its leading product is electric vacuum devices.
In 1968, our factory developed the first glass vacuum arc extinguishing chamber, which filled the national gap and was formally put into production after the provincial and ministerial level appraisal. From then on, Huaguang became the first enterprise to produce vacuum interrupter in China. After more than forty years of development and transformation of state-owned enterprises, Huaguang has developed into a company with extensive experience and high-quality technical team in R&D and production. Huaguang passed the ISO9001 quality system certification in 1998. The product has formed a rated voltage level of 1.14KV ~ 40.5KV, rated current level of 150A ~ 6300A, rated short-circuit breaking current 8KA ~ 80KA and more than 30 series products, including circuit breakers Vacuum interrupters for load switches and contactors are widely used in electric power, metallurgy, petrochemical, coal mines, electrified railways, high-rise buildings and urban networks, and agricultural power supply control centers. Products have been sold throughout the country, some products exported to Europe, Asia, becoming one of the country's four major vacuum interrupter manufacturers. Products have won many provincial and ministerial titles.
In 2003, the 80KA ceramic vacuum interrupter used for generator outlet protection circuit breakers passed a full set of type tests in Xi'an and was mass-produced, indicating that Huaguang has been at the advanced level in the world in the field of R&D and manufacture of vacuum interrupters. In 2004, the company implemented a system of transformation and became a joint-stock company, creating greater room for the company's development. In 2008, the first batch of countries were rated as