United Vacuum makes rotary vacuum pump systems, with 10hp motor, booster displacement of 1300 cubic feet per minute and pump displacement of 300 cubic feet per minute. This pump has an eight inch ASA flange inlet and a 3" female NPT outlet.

Dekker Vacuum Technologies offers liquid ring vacuum pumps and rotary vane vacuum pumps. Their liquid ring pumps include single and two stage pumps, including their large capacity single stage pumps, with 1,050 to 28,000 CFM, variable discharge ports, no metal-on-metal contact, and low operating speeds.

Varian makes vacuum pumps, including diffusion, turbo-molecular, ION/TSP, turbo systems, dry scroll types, and rotary vane pumps. Their turbomolecular pumps include the V-81 pump, which features nominal rotation speed of 80,000 rpm, less than 60 seconds start up time, and a foreline range of NW 16KF.

HullVac makes rotary piston vacuum pumps, rotary vane vacuum pumps, and complete vacuum systems. Their rotary vane pumps include direct drive types, which offer 6 or 11 CFM free air displacement, 0.0001 torr trapped gauge ultimate pressure, motor rating of 0.5 or 1 Hp, an NW-25 inlet and NW-16 outlet, and is air cooled with an adjustable gas ballast.

Oerlikon Leybold makes vacuum pumps and high vacuum pumps, as well as vac systems and gauges. Their oil diffusion pumps include the DIP 12000 water-cooled pump, featuring a low attainable ultimate pressure, separate automatic circuit breaking per heating cartridge, built-in thermostat/thermal overload switch, and integrated water-cooled fore vacuum baffle.

Brandtech offers vacuum pumps including oil-free diaphragm pumps, dry chemistry diaphragm pumps, and rotary vane vacuum pumps, for use with tert-butanol, light alcohols, dichloromethane, water, n-hexane, chloroform, toluene, and other solvents, with manually controlled PTFE diaphragm valve, GLP/GMP validation, and more.

Vooner FloGard vacuum pumps include single stage and two stage cone port pumps, large and flat port plate pumps, and liquid ring pumps. Their single stage cone port pumps offer low to high vacuum with 4-26" HgV and 300-23,000 ACFM. Their single stage flat plate pump is for clean gas without hazmat carry-over, and is more efficient on higher horsepower.

Scales Industrial Technologies sells industrial and medical vacuum pumps from Gardner Denver, Quincy, Airtech, Busch, Nash Elmo, and Travaini. Their industrial pumps include rotary screw vacuum pumps, liquid ring pumps, rotary vane pumps, and environmental remediation systems. Their DPE systems include a self-contained water sealed liquir ring vac pump, while their SVE/Sparging systems use high performance regenerative blowers.

Ebara makes dry vacuum pumps including the EST series, a two-stage pump for harsh and hazardous duty processes. This pump has a pumping speed range from 88 to 1765 CFM, ultimate pressure at 50/60Hz of 20 mTorr/2.67 Pa, gas inlet and outlet of NW 40 type, 2kW of power at ultimate pressure and 5.5kW of max power, and 8 to 10 bearing seals.

Thomas makes vacuum pumps using WOB-L piston, rotary vane, diaphragm, peristaltic, linear, and articulated piston technologies, with free flow of 2.2 to 9.8 cfm, AC or DC voltage, and max pressure of 100.1 to 124.7 PSI, and max vacuum of 27.5 in/Hg. These pumps are for use with air, gas, and liquid media types for whatever your need may be.

Vaccon makes Venturi vacuum pumps including their Max Series pumps, with a rectangular design. The VP80-200 series has a high performance with a powerful vacuum up to 28" Hg, fast response, and is efficient with low air consumption. This pump uses a non-removable press-fit assembly, while the mid series pumps use interchangeable cartridge assemblies.

Alcatel Vacuum Technology makes Adixen vacuum pumps, including roughing pumps, dry pump systems, load lock dry pumps, process dry pumps, high vacuum pumps, turbo-molecular pumping systems, and more. Their A100L integrated light process dry pumps feature 100 cubic meters per hour of pumping speed and direct integration on to wafer processing equipment, for clean room operation and reduces Fab energy consumption.

Air Dimensions Inc offers high vacuum pumps including a double head pump for 29.5 InHg / 10 torr and a quad head pump for 29.8 InHg/3 torr. They also make hazardous area pumps that are explosion proof, including quad head models. They also make sampling pumps, micro diaphragm pumps, macro diaphragm pumps, air driven pumps, and more.

Geotech Environmental Equipment offers rotary vane vacuum pumps, including oil-less and lubricated systems. Their Oil-less pumps feature pump speed of 3400 or 1800 RPM, 2 to 70 CFM of displacement, 90 or 120 Torr final pressure and a 0.25 to 5 HP motor at 60 Hz. These pumps offer direct drive, a low noise level, heavy duty construction, air-cooled design, and a built-in inlet filter on models with 1 hp or greater.

Cal Supply Company sells vacuum pumps from Champion and Elmo Rietschle, including rotary vane pumps, liquid ring vacuum pumps, rotary lobe vacuum pumps, regenerative blowers, rotary claw pumps, and rotary screw vacuum pumps. Their rotary vane pumps include a dry running non lubricated pump with flow range of 3 to 242 CFM, 112 Torr, and 1.2 to 15hp, as well as a recirculated oil-type pump with 7-903 CFM flow range, 0.5 torr, 29.9 in.Hg, and 0.6 to 50 hp.

Dearing Compressor & Pump sells vacuum pumps from Elmo Rietschle including rotary vane pumps, liquid ring vacuum pumps, screw pumps, side channel blowers, and claw type; Cycloblower helical screw positive displacement blowers and vacuum pumps; Sutorbilt rotary lobe vacuum pumps; and DuroFlow rotary flow vacuum pumps, with oil-free air delivery, dual splash lubrication for continuous operation, and a flex-mount design for horizontal or vertical mounting.

Kerr Pump & Supply sells rotary vacuum pumps from Busch and Travaini, including oil-less pumps, once-through sealing pumps, and the PVL series, with the PVL 150 offering final vacuum of 0.5 torr absolute, nominal capacity at 60Hz of 103 ACFM, oil recirculation system lubrication, inlet mesh filter, check valve, gas-ballast valve, water vapor tolerance of 20 Torr, 6.6 lb/h water vapor capacity, oil charge of 2.5 quarts, and 3hp of motor power.

MVP Vacuum sells vacuum pumps from Alcatel, Edwards, Precision, Leybold, Kinney, Stokes, and Welch. Their Precision pumps offer L/M of 25.5, 150, 500, and 736; 0.9 to 17.7 CFM, and are single phase, two-stage pumps. Their Edwards pumps are two stage pumps in single or three-phase models, with 1/3 to 11 HP in d/d or PMBG style with 2.0 to 210.0 CFM. They also offer reconditioned vacuum pumps.

Vacuum Pump Rebuilders & Welding Service offers new and used vacuum pumps from Welch, Edwards, Alcatel, and Leybold, as well as parts you may need including rotors, kits, stators, plates, and oil filters. Their Welch pumps are belt drivel, and offer 25 to 2800 L/M, 0.9 to 99.1 CFM, and 1/3 to 7 1/2 HP, and are two-stage pumps. They also offer pumps from Busch, Varian, and Precision.

Westmoor, Ltd. manufactures a variety of rotary vane positive displacement vacuum pumps. Dry air pumps are designed for vacuum or pressure applications with its dry, oil free and pulsation free components. Air flows from 7 to 140 cfm at 1/3 to 15 hp. Vacuums feature 0 to 20 inch HG and 24 inch HG with intermittent operation while pressures feature 0 to 12 psi and 15 psi during intermittent operations. Vapor oil pumps also feature pulsation free air for vacuum applications and harsh environments. Its components include an exhaust oil that catches  mufflers and automatic, adjustment free oil lubricators. Air flows from 7 to 230 cfm at 1/3 to 15 hp and vacuums feature 20 Hg in continuous operation and 26 inch Hg intermittent operation.