Import Electronic Ballast — Buy in Bulk from Supplier in China

The Electronic ballast from Hunan Yida Electronic Co., Ltd is designed for fluorescent lighting systems operating at 220V AC, 50-60Hz, with a power factor of 0.98 and total harmonic distortion below 15%. It supports multiple lamp configurations including single and dual 24W, 36W, and 40W tubes, as well as single 55W units. The coefficient of fluctuation is rated at 1.7, indicating stable light output without perceptible flicker.

These ballasts use high-frequency switching technology to improve efficiency over magnetic alternatives, reducing energy loss and extending lamp life. The circuitry is encapsulated in flame-retardant resin, meeting standard UL94 V-0 requirements for safety. While the listing does not specify compliance with IEC 61347, the electrical parameters align with typical Chinese and Southeast Asian market standards for commercial lighting installations.

This product is primarily purchased by lighting distributors, warehouse operators, and retail chains in regions with 220V infrastructure. Applications include office ceilings, industrial workshops, and public corridors. Units are packed in bulk cartons of 20 to 50 pieces depending on wattage. Trade terms are negotiable, with EXW Changsha and FOB Shanghai commonly offered. Buyers should confirm compatibility with specific lamp brands and dimming requirements.

Hunan Yida Electronic Co., Ltd is a manufacturer based in Changsha, Hunan Province, specialising in lighting control components. The supplier is verified as an importer with a registered address in the Hongsheng Building and is listed as a harbor-tier partner, indicating documented export history. No information is provided on company size, years in business, or client references.

The listing does not mention certifications such as CE, RoHS, or CCC, nor does it state whether the ballasts are tested for EMI/RFI compliance. There is no mention of product samples, warranty periods, or technical support. Buyers should request test reports for THD, power factor, and thermal performance before placing bulk orders.