NK Oil Purifier Manufacture Co., Ltd [China] is leading vacuum oil purifier/oil filtration manufacture from China, we can supply the transformer oil purifier, turbine oil purifier, lube oil filtration, engine oil regeneration machine in high quality and competitive price. We has the strong technology and experience in the vacuum oil purifier developing, our machine have been exported to many countries, and service in many industries. Our products list as following: Series ZY Single stage vacuum insulating oil automation purifier Series ZYD Double-stage vacuum transformer oil purifier Series ZYM Mobile type vacuum insulating oil purifier Series AD Air DryeR Series TY Turbine oil automation purifier Series TJ Coalescence-separation oil automation purifier Series TYA Lubricating oil automation purifier Series TYK Phosphate ester fire-resistant oil purifier Series JZS Engine oil regeneration system Series BZ Insulating oil regeneration device Series PF Plate-Press oil purifier Series JL Portable oil purifier Series JYWL Horizontal-closed type filtration device Series NKVW Vacuum pump sets Series IIJ-II Insulating oil tester (Dielectric strength) Series NKEE Moisture detector