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About product and suppliers:
        Alibaba.com offers 18,954 12v 3a adapter products. About 39% of these are ac/dc adapters, 10% are adapters, and 6% are laptop adapter. 

A wide variety of 12v 3a adapter options are available to you, such as dc, ac. You can also choose from plug in, desktop. As well as from free samples, paid samples. 

There are 18,954 12v 3a adapter suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 12v 3a adapter respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 4,841 with ISO9001, 760 with Other, and 386 with ISO14001 certification.