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About product and suppliers:
        Alibaba.com offers 6,034 catv edfa products. About 96% of these are fiber optic equipment, 1% are amplifier. 

A wide variety of catv edfa options are available to you, such as 3 (2.1), 4, and 1. You can also choose from free samples, paid samples. 

There are 6,040 catv edfa suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and South Korea, which supply 99%, 1%, and 1% of catv edfa respectively. 

Catv edfa products are most popular in Domestic Market, South America, and North America. 

You can ensure product safety by selecting from certified suppliers, including 4,054 with ISO9001, 274 with Other, and 22 with ISO14001 certification.