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About product and suppliers:
        Alibaba.com offers 411 clamp-on ct products. About 68% of these are transformers. 

A wide variety of clamp-on ct options are available to you, such as current, electronic, and instrument. You can also choose from single, three. As well as from free samples, paid samples. 

There are 411 clamp-on ct suppliers, mainly located in Asia. The top supplying countries are China (Mainland), South Korea, and United States, which supply 99%, 1%, and 1% of clamp-on ct respectively. 

Clamp-on ct products are most popular in Domestic Market, North America, and Eastern Europe. 

You can ensure product safety by selecting from certified suppliers, including 396 with ISO9001, 136 with Other, and 14 with ISO14001 certification.