USED LABORATORY SCRAPED SURFACE HEAT EXCHANGER BY VOTATOR (CHEMOTRON CORP. LOUISVILLE KY.) MODEL 1C312L, SERIAL # 73-101-V. FEATURES ALL STAINLESS STEEL WETTED PARTS, 3" DIAMETER x 12" JACKETED BARREL WITH 2.25" DIAMETER MUTATOR SHAFT WITH DUAL FULL LENGTH STAINLESS STEEL REMOVABLE SCRAPER BLADES, .50" EXCHANGER INLET AND OUTLET WITH NPT CONNECTIONS, .75" JACKET INLET/OUTLET WITH NPT CONNECTION. U.S. MOTORS 2 HORSEPOWER VARIABLE SPEED DRIVE, 200/230/460 3 PHASE VOLTAGE DIRECTLY COUPLED TO MUTATOR SHAFT WITH SPEED FROM 88.8 TO 888 RPM, MOUNTED ON FACTORY BASE WITH PAINTED EXTERIOR.