NINGBO SUNNY ELECTRONIC CO.,LTD. manufactures PTC heating elements and specialized PTC heaters for appliances, hot-water systems, and automotive applications, backed by strong R&D and dependable delivery.
NINGBO SUNNY ELECTRONIC CO.,LTD. is a specialist manufacturer of PTC components and electric heating products, offering PTC heating elements and a broad range of PTC-based heaters for applications such as hot melt glue guns, semiconductor electric boilers, hot-water systems, liquid heating, air heating, and automotive HVAC and EV heating.
Established in 1989, the company integrates research, production, and marketing, and works in cooperation with the Institute of Electronics of the Chinese Academy of Sciences and Japan’s Yoshimi Industrial Co., Ltd. It is equipped with production, inspection, and testing facilities and maintains capabilities covering secondary R&D of PTC materials, product design, manufacturing, and supporting integration.
Quality and service are positioned at the core of its operations, with a commitment to keeping promises and ensuring prompt delivery and shipment. The company welcomes business cooperation with partners in domestic and overseas markets.
The company operates with a clear commitment to outstanding quality and superior service, emphasizing reliable management and supervision and a consistent focus on customer satisfaction.
The business emphasizes keeping commitments and organizing prompt delivery and shipment to support customers’ production schedules and project timelines.
The company integrates research, production, and marketing, supporting end-to-end development and supply of PTC heating components and heater assemblies.
Capabilities include secondary R&D of PTC materials, along with product design, manufacturing, and supporting integration to meet application-specific requirements.
Operations are supported by production, inspection, and testing equipment and established manufacturing processes for PTC components and heaters.
The company serves as the leading drafting organization for the QB/T2164-2013 industry standard for fan-type PTC heating elements.
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