Two stage, liquid ring, vacuum pump rated up to 7 gallons per minute - depending on materials and application. Maximum allowable suction temperature: 220°F. Maximum seal water temperature: 175°F. Maximum ACFM: 240 @ 100 Torr. Equipped with two 1/4" NPTF connections, four 3/4" NPT connections, two 1-1/2" NPT overflow connections, and three 2" NPT connections. Mounted on a cast iron frame with casters and starter package.