NK is a professional vacuum oil filtration equipment manufacturer. We are committed to research, development, production and promotion of waste oil filtration equipment. NK products cover vacuum transformer oil filtration machine ,turbine oil filtration device,hydraulic oil purifier and waste engine oil regeneration systems.

NK oil filtration equipments are working properly in different industries of electrical generation,petroleum, metallurgy,machinery,mining railway,transportation etc.NK with professional quality, advanced technology and best service,and NK oil filtration equipments fine filtration,steady operation,energy saving,auto control,safe and easy maintenance, which get the good reputation from our customers all over the world.

NK mainly products:
ZY-Vacuum insulating oil purifier
ZYD-Double stages transformer oil filtration
TY-Turbine oil treatment
JZS-Engine oil regeneration system
TYA Lubricating oil filtration
IIJ-II-BDV oil tester