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About product and suppliers:
        Alibaba.com offers 155,170 ac dc adapter products. About 22% of these are adapters, 8% are switching power supply. 

A wide variety of ac dc adapter options are available to you, such as free samples, paid samples. 

There are 154,818 ac dc adapter suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and Hong Kong, which supply 99%, 1%, and 1% of ac dc adapter respectively. 

Ac dc adapter products are most popular in North America, Western Europe, and Eastern Europe. 

You can ensure product safety by selecting from certified suppliers, including 38,803 with ISO9001, 7,010 with Other, and 3,642 with ISO14001 certification.