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About product and suppliers:
        Alibaba.com offers 152,676 12v power supply products. About 39% of these are switching power supply, 15% are ac/dc adapters, and 6% are power banks. 

A wide variety of 12v power supply options are available to you, such as dual, dc, and ac. You can also choose from 1 - 50w, 201 - 300w, and 301 - 400w. As well as from 110v, 220v, and 380v. And whether 12v power supply is plug in, or desktop. 

There are 152,223 12v power supply suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and Hong Kong, which supply 99%, 1%, and 1% of 12v power supply respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 39,322 with ISO9001, 13,846 with Other, and 5,970 with ISO14001 certification.
        
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