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Used diffusers

  • Trusted Seller
    Varian VHS-4 Diffusion Pump

    Varian VHS-4 Diffusion Pump

    • Manufacturer: Varian
    • Model: VHS-4

    Mokena, IL
  • Trusted Seller
    Edwards 09898/32 49001 P Diffstak

    Edwards 09898/32 49001 P Diffstak Diffusion Pumps

    • Manufacturer: Edwards

    “MINOR SCRATCHES, FADED COLORS, RUST - SEE PICTURE FOR DETAILS” Edwards 09898/32 49001 P Diffstak Diffusion Pumps Edwards 09898/32 49001 P Diffstak Diffusion Pumps The Edwards 09898/32 49001 P Diffstak Diffusion ...

    $820 USD
    Fleetwood, PA
  • Trusted Seller
    Agilent AX-65 Oil Diffusion Pump

    Agilent AX-65 Oil Diffusion Pump

    • Manufacturer: Agilent - Keysight
    • Model: AX-65

    The Agilent AX-65 oil diffusion pump is the smallest diffusion pump available in the market and the only pump that is air-cooled. Its vertical finned boiler and high power provide stable pumping and high helium p...

    Markham, Canada
  • Trusted Seller
    Agilent AX-65 (G1099-80500) Diffusion Pump

    Agilent AX-65 (G1099-80500) Diffusion Pump with Convectron Gauge

    • Manufacturer: Agilent - Keysight
    • Model: AX-65

    The Agilent AX-65 oil diffusion pump is the smallest diffusion pump available in the market and the only pump that is air-cooled. Its vertical finned boiler and high power provide stable pumping and high helium p...

    $2,368 USD
    Montréal-Est, Canada
  • Trusted Seller
    CVC Diffusion Pump, SN 26032,

    CVC Diffusion Pump, SN 26032, MCF 300, 115V, Phase 1, 18” Tall

    • Manufacturer: Consolidated Vacuum Corporation

    The CVC Diffusion Pump, with serial number 26032 and model number MCF 300, operates at a supply voltage of 115V. Standing at 18" tall, this pump is designed by Consolidated Vacuum Corporation and is a key compone...

    $1,350 USD
    Ridgefield, WA
  • Edwards 100/300P Diffusion Pump

    Edwards 100/300P Diffusion Pump

    • Manufacturer: Edwards

    Standard Diffstack with pneumatically actuated high vacuum valve, water cooled, 280l/s N2 pumping speed, ISO 100 inlet, NW25 backing connection, 210-225vac, 50/60hz. catno. B346-32-977, recommended RV5 or RV8 bac...

    $3,200 USD
    San Jose, CA
  • Edwards 63/150P Diffusion Pump with

    Edwards 63/150P Diffusion Pump with pneumatically actuated high vacuum valve NEW UNUSED

    • Manufacturer: Edwards

    Standard Diffstack with pneumatically actuated high vacuum valve, water cooled, 135l/s N2 pumping speed, ISO 63 inlet, NW10 backing connection, 210-225vac, 50/60hz. catno. B344-32-977, recommended RV5 backing pump.

    $2,500 USD
    San Jose, CA
  • Varian VHS-4 diffusion pump, no.86460316,

    Varian VHS-4 diffusion pump, no.86460316, NEW , with extended cold cap, 208 V, single phase, ASA flange

    • Manufacturer: Varian
    • Model: VHS-4

    Features - *NEW* never installed - Highest pumping speed available - Fluid-level sight glass provides a quick indication of pump fluid status at all times - Fill and drain assembly for pump oil - Fractionating je...

    $4,450 USD
    San Jose, CA
  • Trusted Seller
    Edwards Diffstak 160 Vapour Diffusion

    Edwards Diffstak 160 Vapour Diffusion Pump Rig w/ Pressure Gauge

    • Manufacturer: Edwards

    Edwards Diffstak 160 Vapour Diffusion Pump Rig w/ Pressure Gauge This item was removed from a university where it was surplus to requirement. It is in good overall cosmetic condition, we are unable to test it at ...

    $1,341 USD
    Scotland, United Kingdom
  • Trusted Seller
    Edwards Speedivac Vapour Diffusion Pump

    Edwards Speedivac Vapour Diffusion Pump EO2 Rig w/ Pressure Gauge

    • Manufacturer: Edwards

    Edwards Speedivac Vapour Diffusion Pump EO2 Rig w/ Pressure Gauge This item was removed from a university where it was surplus to requirement. It is in good overall cosmetic condition, we are unable to test it at...

    $1,341 USD
    Scotland, United Kingdom
  • Trusted Seller
    Edwards Diffstack 100 Diffusion Pump

    Edwards Diffstack 100 Diffusion Pump with Backing Roughing Valve Model - BRV 25

    • Manufacturer: Edwards
    • Model: BRV25

    Edwards Diffstack 100 Diffusion Pump with Backing Roughing Valve Model - BRV 25 This was removed from a university lab where it was surplus to requirements. The unit has not been tested.

    $2,011 USD
    Wales, United Kingdom
  • Varian VHS-4 58646

    Varian VHS-4 58646

    • Manufacturer: Varian
    • Model: VHS-4

    Varian VHS-4 High Speed Diffusion Pump. Pumping Speed: 1200 l/s. ASA Type Flange: 9 in. OD, 5.9 in. ID. Water cooled. 120V, 50/60 Hz.

    $1,250 USD
    Freehold Township, NJ
  • Trusted Seller
    LEYBOLD D65BCS

    LEYBOLD D65BCS

    • Manufacturer: Oerlikon - Leybold

    The Leybold D65BCS is a Rotary Vane Pump, direct drive, oil-sealed vacuum pump designed for use in extremely corrosive applications, such as aluminum etching and other harsh chemical processes. They can also be u...

    Billerica, MA
  • Trusted Seller
    Leybold D65B

    Leybold D65B

    • Manufacturer: Oerlikon - Leybold
    • Model: D65B

    The Leybold D65B is a Rotary Vane Pump, direct drive, oil-sealed vacuum pump designed for continuous operation to 760 Torr. They find use in a wide range of medium and medium-high vacuum applications characterize...

    Billerica, MA
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Overview

Vacuum pumps are devices used to create a vacuum by removing gas molecules from a sealed volume. They are essential in various industrial, scientific, and medical applications, such as in manufacturing processes, laboratories, and medical equipment. Vacuum pumps come in different types, including rotary vane, diaphragm, and scroll pumps, each suited for specific applications based on their capacity and efficiency.

FAQ

What should I consider when buying a used vacuum pump?

Consider the pump's type, age, overall condition, and maintenance history. Check for any signs of wear, noise levels, and ensure it meets the required specifications for your application.

How do I ensure the vacuum pump is shipped safely to my location?

Use a reputable shipping service that specializes in handling delicate machinery. Ensure the pump is properly packed, secured, and protected against any potential damage during transit.

What is the maintenance schedule for a vacuum pump?

Regular maintenance includes checking and replacing oil (if applicable), inspecting seals and gaskets, cleaning filters, and ensuring all components are free from debris. Refer to the manufacturer’s manual for specific maintenance intervals and procedures.