I don’t have a bunch of info on this unit was going too use it too build a compressor for my shop but mine is just working great now. I believe it too be a Champion compressor but not 100% sure it by looks of it wasn’t used much and is in good working order. 48 states for 50.00. It is American made so that really narrows it down too one of the name brand compressors. The item “Air Comressor Two Stage Pump American Made” is in sale since Thursday, July 13, 2017. This item is in the category “Business & Industrial\Hydraulics, Pneumatics & Pumps\Air Compressors & Blowers\Other Air Compressors”. The seller is “offrampwilly1″ and is located in Rudyard, Michigan. This item can be shipped to United States.