Fisher Scientific Maxima C-Plus Vacuum Pump. Model: M8C. S/N: F2436. Free air displacement: 6.1cfm (45 gal/min). Ultimate vacuum: 0.013 Pa (0.00013mbar). Franklin Electric Motor, 1/2 hp, 1725/1425 rpm, 115/208-230 V, 6.8/3.4-8.0/4.0 amps, 60/50 Hz, single phase. Maxima C Plus direct-drive pumps are designed for use with lab equipment such as freeze dryers, vacuum ovens and centrifugal concentrators. All components in the interior pump module are finished in black oxide to minimize the fusing often caused by corrosion. Valves, fasteners and baffle plates are stainless steel. Inlets: (1) 3/4 in. dia. sanitary fitting. Outlets: (1) 3/4 in. dia. fitting. Overall dimensions: 20 in. L x 6-1/2 in. W x 11-1/2 in. H. (ACN23)