The Edwards RV3 dual-stage rotary vane mechanical vacuum pump offers a peak pumping speed of 2.6 cfm at 60 hz and an ultimate pressure of 1.5x10-3 Torr (2x10-3 mbar). The Edwards RV3 has a max vapor inlet pressure of 60 torr and a max water vapor capacity of 220 grams per hour. With a relatively light weight of only 47 pounds and a dimensions of 16.9 inches long by 6.2 inches wide and 8.9 inches tall the Edwards RV3 is both lightweight and transportable. This vacuum pump uses Ultragrade 19 for an oil type and has an oil capacity of 0.70 liters. The RV3 is capable of working in temperatures ranging from as low as 12 degrees Celsius to 40 degrees Celsius, and runs at a very quiet noise level of only 48 dB(A).