Direct Drive Vacuum Pumps

Compare Tool

Select up to 3 products

Direct Drive Vacuum Pumps
1 - 23 of 23
Sort
View
Show
  • Rugged GEM direct drive gear pumps provide versatile vacuum for applications requiring a broad range of vacuum level operating conditions. GEM pumps can operate continuously in the pressure range that rotary vane pumps can not: 10 torr up to atmospheric pressure; oil recycler 1416B is recommended…

  • …ensure exceptional water vapor tolerance with minimal impact on ultimate vacuum. Wearing forces have also been reduced for longer service intervals. Great Value All of these features are available on pumps that are comparable in price to old-design belt-drive and direct-drive vacuum pumps.

  • …cooler running and longer service life. ChemStar pumps rotate at speeds less than 580 RPM, compared with over 1700 RPM of direct-drive vacuum pumps. Dry Nitrogen Purge both degasses and cools the pump oil reducing the corrosion rate in the pump. Accessories (available on special order): Protective…

  • Exhaust Vane for Direct Drive Rotary Vane Pumps. Fits Thomas 7893R16, 1233K88, 7893R19, 1233K89, 7893R22, 1233K90. Fits Welch 8907A, 8907C-02, 8912A, 8912C-02, 8917A, 8917C-02. Phenolic material. 

  • …within pump Internal surface protection on pump internals and PTFE coating on oil case slows chemical attack within pump. Gas ballast uses either outside air or dry inert gas to reduce condensable vapors from getting entrained in pump oil. Up to 10 dB quieter than competitive pumps

  • …eliminate splash. Pump housing is cast iron; base has rubber feet. With 3-wire cord and plug for 120 V, 60 Hz; furnished with one quart of 0241D96 direct drive oil. Overall dimensions: 11.5” x 5.5” x 9”. Pumps are easy to repair quickly and the 7893K15 Pump Module minimizes…

  • …ensure exceptional water vapor tolerance with minimal impact on ultimate vacuum. Wearing forces have also been reduced for longer service intervals. Great Value All of these features are available on pumps that are comparable in price to old-design belt-drive and direct-drive vacuum pumps.

  • …employed where direct drive pumps are used such as the Leybold-Heraeus, Edwards, and Alcatel vacuum pumps. High oxidation resistance and low chemical reactivity High viscosity index allows HyVac oils to maintain proper viscosity over a wide temperature range Excellent pump bearing…

  • Laboratory High Vacuum Pump

    Fischer Technical

    vacuum pumps. Ships complete with gauge, fittings, and sealant. High Vacuum Pump With Gauge These rotary style, 2 stage direct drive pumps are ideal for use in the laboratory in virually all applications where a vacuum of up to 25 microns is desired.  The pumps use High Vacuum pump oil…

  • …are infusing, two syringes are withdrawing at the same rate. At the end of the set volume the direction is automatically reversed and the next cycle begins. With the use of 3-way valves the pump can empty and refill syringes for a continuous dispense. Features Holds four syringes,…

  • Protect vacuum pumps from foreign materials by ensuring the highest quality air is entering the pump Plastic transparent sump shows when to change filter insert Simple to maintain-change filter inserts without removing trap from vacuum system 4.5 inch trap serves vacuum pumps up to…

  • …incompatible with fluid being pumped. Clearly displays flow rate and total dispensed volume User configurable multi-step operation Dispenses in forward or reverse direction Adjustable flow rate while pump is running Stackable sealed remote pump drive with ip 32 rating Selectable…

  • …gas and vapor applications regardless of the pump used. Oil is triple-distilled, severely hydrotreated oil designed to resist breakdown at the higher RPMs and operating temperatures of direct-drive vacuum pumps. Premium Oil enables Welch direct-drive vacuum pumps to maintain the highest performance.

  • …10.4" d x 8.9" h (21.5 x 24.1 x 17.0 cm), requires little bench space or storage space. - Built-in Teflon-coated diaphragm pump with ultimate vacuum of 160 mBar and displacement capacity of 5.5 liters/minute IR-emitting transparent glass lid Teflon-coated aluminum chamber Teflon-coated…

  • Vacuum and High Throughput), gas-ballast control (Closed, Low Flow and High Flow) and thermal overload device with automatic reset. Single phase electric motor, totally enclosed and fan cooled. Includes (4) one liter bottles of vacuum pump oil, two inlet adapters (one 1/2" OD and one 3/4" OD), pump

  • …configurations are also available. Required accessories include rotary vane direct drive vacuum pumps with a displacement of at least 144 lpm, 0.002 mBar ultimate pressure and a fitting suitable for 3/4” ID vacuum hose as well as drying accessories such as a chamber, tray dryer or…

  • …configurations are available. Required accessories include rotary vane direct drive vacuum pumps with a displacement of at least 86 lpm, 0.002 mBar ultimate pressure and a fitting suitable for 3/4” id vacuum hose as well as a drying chamber or manifold and freeze dry glassware if not…

  • For all Welch Direct Drive Pumps

  • …helps ensure exceptional water vapor tolerance with minimal impact on ultimate vacuum. Wearing forces have also been reduced for longer service intervals. Great Value All of these features are available on pumps that are comparable in price to old-design belt-drive and direct-drive vacuum pumps.

  • Vacuum Pumps Six models of rotary vane vacuum pumps are available to serve a range of applications. General Purpose Direct Drive Rotary Vane Vacuum Pumps are designed to withstand exposure to a variety of aqueous laboratory mixtures and offer high performance and portability. Compact pump fits…

  • … Safety switch ensures automatic shut down if cover is opened during operation Note: Except stainless steel jars, all other jars must use stainless steel vacuum jackets when used in vacuum condition. Vacuum jars or jackets must be operated with a vacuum pump which sold separately.

  • …filling and delivery from conventional pipets Knurled thumbwheel is rotated to raise or lower plunger by rack-and-pinion drive For rapid delivery, plunger can be pressed directly Tapered socket grips mouth end of pipet Quick release lever on side of housing is pressed to aid in removing pipet …

Compare Tool

Select up to 3 products

Please Log In

Don't have a web profile? Create one now.