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About product and suppliers:
        Alibaba.com offers 3,087 waterproof transformer 12v products. About 9% of these are transformers. 

A wide variety of waterproof transformer 12v options are available to you, such as free samples, paid samples. 

There are 3,098 waterproof transformer 12v suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Hong Kong, which supply 99%, 1%, and 1% of waterproof transformer 12v respectively. 

Waterproof transformer 12v products are most popular in North America, Eastern Europe, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 656 with ISO9001, 562 with Other, and 44 with ISO14001 certification.