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About product and suppliers:
        Alibaba.com offers 3,953 ratio pack products. About 16% of these are speed reducers, 2% are gearboxes, and 1% are ac motor. 

A wide variety of ratio pack options are available to you, such as worm, planetary, and helical. You can also choose from induction motor, asynchronous motor. As well as from ccc, ce. And whether ratio pack is drip-proof, totally enclosed, or waterproof. 

There are 3,975 ratio pack suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and South Korea, which supply 99%, 1%, and 1% of ratio pack respectively. 

Ratio pack products are most popular in North America, Eastern Europe, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 877 with ISO9001, 575 with Other, and 239 with GMP certification.
        
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