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About product and suppliers:
        Alibaba.com offers 2,388 12v 3v adapter products. About 14% of these are adapters, 1% are mobile phone adapters. 

A wide variety of 12v 3v adapter options are available to you, such as free samples, paid samples. 

There are 2,388 12v 3v adapter suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 12v 3v adapter respectively. 

2v 3v adapter products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 612 with ISO9001, 104 with Other, and 63 with BSCI certification.