Originally Posted by
David Kumm
Are you needing single phase because the converter won't handle another three phase machine? Quincy made lots or QR models. While two stage is nice, a single stage would work too. The 325 can also be run with a 3 hp motor and a smaller drive pulley. The QR series had a wide range of speeds they could be run at. Look for a 3 hp unit. It won't put out as much air but life is a trade off. The old Quincy will be running when the new C-H compressors are long dead. Saylor Beall, Kellogg, others made good compressors but finding a pressure lubed like the QR is pretty rare. Dave