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About product and suppliers:
        Alibaba.com offers 3,499 auto transfer switch products. About 75% of these are other switches, 1% are power distribution equipment, and 1% are circuit breakers. 

A wide variety of auto transfer switch options are available to you, such as paid samples, free samples. 

There are 3,495 auto transfer switch suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and India, which supply 99%, 1%, and 1% of auto transfer switch respectively. 

Auto transfer switch products are most popular in Domestic Market, Mid East, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 899 with ISO9001, 384 with Other, and 192 with ISO14001 certification.