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About product and suppliers:
        Alibaba.com offers 4,195 waterproof transformer 12v products. About 5% of these are transformers, 1% are lighting transformers. 

A wide variety of waterproof transformer 12v options are available to you, such as lighting, power, and current. You can also choose from single, three. As well as from free samples, paid samples. 

There are 4,199 waterproof transformer 12v suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and South Korea, which supply 99%, 1%, and 1% of waterproof transformer 12v respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 753 with Other, 723 with ISO9001, and 45 with ISO14001 certification.