The Welch 1397M-01 DuoSeal Belt Drive Rotary Vane is a durable vacuum pump with a superior vapor handling capability. The Welch 1397M-01 DuoSeal Belt Drive dual stage rotary vane mechanical vacuum pump offers an excellent ultimate pressure of 1x10^-4 Torr. These pumps are commonly used for vacuum furnace evacuation, backing turbomolecular pumps, backing diffusion pumps, rotary evaporation, refrigeration system evacuation, epoxy degassing, vacuum sterilization, backing mass spectrometers, freeze drying, vacuum centrifugal applications, vacuum distillation, space research, and other vacuum processes. These Welch 1397M-01 DuoSeal belt drive pumps come with manufacturer's full warranty and have a pumping speed displacement of 17.7 CFM, operate on 115 VAC, product number 1397M-01. Please call to get discount information when purchasing multiple new Welch vacuum pumps.