New KNF Neuberger UN840.3FTP 2-Stage Chemical Resistant Lab Vacuum Pump Made in USA. PTFE heads for harsh/corrosive vapors. 3 prong hardwired power cord. Much more powerful & reliable than newer cheaper made N840.3 models.This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Vacuum Pumps\Other Vacuum Pumps". The seller is "top_quality_gear" and is located in this country: US. This item can be shipped to United States, Canada.