The Leybold D40/D 40 B Trivac are durable vacuum pumps with a superior vapor handling capability. The Leybold D40/D 40 B dual stage rotary vane mechanical vacuum pumps offer 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 Leybold D40/D 40 B vacuum pumps have a pumping speed displacement of 32.5 CFM. These pumps come with a manufacturer's warranty. Parts, oils and accesories for these pumps are located on this website. These Leybold D40/D 40 B vacuum pumps part number 11286 have a pumping speed displacement of 32.5 CFM, 3-Phase, 208-460 VAC, 50/60 Hz.