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About product and suppliers:
        Alibaba.com offers 4,513 30w dimmable cob downlight products. About 79% of these are led downlights, 1% are other lights & lighting products. 

A wide variety of 30w dimmable cob downlight options are available to you, such as ce, ccc. You can also choose from aluminum, aluminum alloy. As well as from free samples, paid samples. 

There are 4,519 30w dimmable cob downlight suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and Singapore, which supply 99%, 1%, and 1% of 30w dimmable cob downlight respectively. 

0w dimmable cob downlight products are most popular in Western Europe, South America, and Southern Europe. 

You can ensure product safety by selecting from certified suppliers, including 851 with ISO9001, 681 with Other, and 32 with ISO14001 certification.