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About product and suppliers:
        Alibaba.com offers 12,005 12v power source products. About 15% of these are ac/dc adapters, 5% are switching power supply, and 1% are inverters & converters. 

A wide variety of 12v power source options are available to you, such as single, triple, and dual. You can also choose from >500w, 301 - 400w, and 1 - 50w. As well as from 380v, 220v. And whether 12v power source is plug in, or desktop. 

There are 12,005 12v power source suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 12v power source respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 3,661 with ISO9001, 2,411 with ISO14001, and 2,338 with OHSAS18001 certification.