What brand of active power filter APF is better

International brands are: ABB, Schneider, Nokia, etc.

Domestic do a better job of branding: Nanjing Yapai, Shanghai Siyuan, Shenzhen Shenghong Electric, Chongqing Maxwell, Taiwan Delta

Other domestic miscellaneous brands: Sable, Inax, chasing the sun

It is estimated that the international brand or rest assured some of the right, the price of domestic miscellaneous brands is the international brand of half of it. Not long ago our chemical plant just started to consider using foreign, but finally used the domestic, cheap ah! The operation of half a year is also possible.