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About product and suppliers:
        Alibaba.com offers 25,341 power supply board products. About 6% of these are other pcb & pcba, 6% are switching power supply, and 3% are other printer supplies. 

A wide variety of power supply board options are available to you, such as extension socket, electrical plug, and plug with socket. You can also choose from non-grounding, standard grounding, and isolated ground. As well as from commercial, residential / general-purpose, and industrial. And whether power supply board is free samples, or paid samples. 

There are 25,501 power supply board suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and India, which supply 99%, 1%, and 1% of power supply board respectively. 

Power supply board products are most popular in North America, Eastern Europe, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 3,402 with ISO9001, 1,437 with Other, and 892 with ISO14001 certification.