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About product and suppliers:
        Alibaba.com offers 202 300w hps growing light system products. About 43% of these are led grow lights, 27% are ballasts, and 1% are lamp covers & shades. 

A wide variety of 300w hps growing light system options are available to you, such as paid samples. 

There are 136 300w hps growing light system suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 300w hps growing light system respectively. 

00w hps growing light system products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 5 with ISO9001, 1 with Other certification.