Vertical Hollow Shaft Motor with nema standard , it passed UL,CSA certificated.main marekting is America. This motor special use in deep well pump for imbibition under ground water . It usually use in agriculture industry,city life water industry. We also proudce this vhs motor according the IEC standard ,CE. This motor power can from 5 hp to 500 hp or up . We special export to Europe and America.