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About product and suppliers:
        166,863 power supply products are offered for sale by suppliers on Alibaba.com, of which switching power supply accounts for 9%, power adapters accounts for 3%. 

A wide variety of power supply options are available to you, such as dc, ac. 

There are 71,911 suppliers who sells power supply on Alibaba.com, mainly located in Asia. The top countries of suppliers are India, China, and Taiwan, China, from which the percentage of power supply supply is 1%, 98%, and 1% respectively.