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About product and suppliers:
        Alibaba.com offers 7,450 3w led diode products. About 10% of these are diodes, 9% are smd led, and 1% are laser equipment parts. 

A wide variety of 3w led diode options are available to you, such as led, schottky diode, and rectifier diode. You can also choose from surface mount, through hole. As well as from free samples, paid samples. 

There are 7,447 3w led diode suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and United States, which supply 99%, 1%, and 1% of 3w led diode respectively. 

w led diode products are most popular in North America, Western Europe, and Southern Europe. 

You can ensure product safety by selecting from certified suppliers, including 1,317 with ISO9001, 848 with Other, and 34 with ISO14001 certification.