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About product and suppliers:
        Alibaba.com offers 14,319 round heat sink products. About 43% of these are aluminum profiles, 38% are heat sinks. 

A wide variety of round heat sink options are available to you, such as 6000 series, 1000 series, and 4000 series. You can also choose from heat sink, door & window, and decorations. As well as from t3-t8, t351-t851, and o-h112. And whether round heat sink is is alloy, or non-alloy. 

There are 14,319 round heat sink suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of round heat sink respectively. 

Round heat sink products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 6,473 with ISO9001, 4,351 with Other, and 1,371 with ISO14001 certification.