
Wenzhou Kangyu Electrical Co., Ltd. manufactures low-voltage electrical products including AC contactors, circuit breakers and PV combiner boxes, backed by integrated R&D, production and export capability.
Wenzhou Kangyu Electrical Co., Ltd. is an integrated industry and trade enterprise combining research and development, production, sales, and service for low-voltage electrical products. The company manufactures a wide range of solutions including AC contactors and air-conditioning contactors, circuit breakers and residual current circuit breakers, distribution boxes and switches, thermal overload relays, molded case circuit breakers, PV combiner boxes, and related low-voltage accessories.
Established in 2002 in Liushi, Yueqing (Wenzhou, Zhejiang), the company serves customers in both domestic and international markets, with exports covering America, Australia, Europe, South America, and Southeast Asia. It focuses on product development for the air-conditioning and refrigeration field, including CKYC1 series quake-proof and dust-proof AC contactors.
Kangyu emphasizes quality and service, supported by a dedicated manufacturing base of 15,280 square meters and a team of 312 employees, including senior professional and technical personnel accounting for 10 percent. The company works with long-term partners in China, America, and Europe and continues to expand its capabilities to meet international buyers’ expectations.

The company specializes in low-voltage electrical products for power distribution and control, covering contactors, circuit protection, distribution solutions, and PV combiner systems.
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The company emphasizes research and development in the air-conditioning and refrigeration field, including the CKYC1 series quake-proof and dust-proof AC contactors and related circuit breakers designed for strong breaking capacity and refined appearance.
Quality and service are treated as the company’s top priorities, guided by the policy “Quality first, Standing today, improving technology, expecting future” and the idea of competing through products and brand while serving global customers through quality.
The company maintains long-term business cooperation with partners in China, America, and Europe, supporting consistent supply and ongoing product development.
Established in Liushi, Yueqing, integrating R&D, production, sales, and service.
Began development of CKYC1 series quake-proof and dust-proof AC contactors.
Received UL certificate for air-conditioning AC contactor.
Planned completion for a new international-standard factory.
Participated in the Dubai International Power Exhibition.
Exhibited at Messegelände, Hannover, Germany (Hall 12 G10-28).