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Since 1963 VACGEN have been supplying the Research and Scientific community with ultra-high vacuum equipment. With our long history of designing and developing core UHV components, we have been the partners of choice for leading institutes around the world. If you cannot find the product you are looking for in our catalogue components then please contact us on sales@vacgen.com and we will be happy to assist.

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  1. 254mm OD 206mm ID - 304L Rotable Bored CF Flange
    SKU: CFR254-206
    4 to 6 weeks delivery
    £0.00
    Rotatable bored Conflat Flange (CF) are available in the full range of sizes. The smaller range of flange can accept a number of different standard tube sizes. These are prepared ready for welding onto chamber tubulations or components. The rotatable flange consists of two parts, the inner knife edge detail and the outer bolt hole retaining ring which rotates around the inner part.
  2. 254mm OD 206mm ID - 304L Tapped Rotable Bored CF Flange
    SKU: CFR254T-206
    4 to 6 weeks delivery
    £0.00
    Rotatable bored Conflat Flange (CF) are available in the full range of sizes. The smaller range of flange can accept a number of different standard tube sizes. These are prepared ready for welding onto chamber tubulations or components. The rotatable flange consists of two parts, the inner knife edge detail and the outer bolt hole retaining ring which rotates around the inner part.
  3. 34mm OD - 304L Fixed Blank CF Flange
    SKU: CF34
    £8.47
    Fixed blank Conflat flange (CF) are available in the full range of sizes. These are used to blank off unused chamber ports for leak-tight assembly, also allowing End User machining for non standard tube sizes or components.
  4. 34mm OD - 304L Rotable Blank CF Flange
    SKU: CFR34
    4 to 6 weeks delivery
    £9.95
    Rotatable blank Conflat flange (CF) consists of two parts, the inner knife edge detail and the outer bolt hole retaining ring which rotates around the inner part. This allows the boltholes to align to mating flanges in any orientation. These are used to blank off unused chamber ports for leak-tight assembly, also allowing End User machining for non standard tube sizes or components.
  5. 34mm OD 19mm ID - 304L Fixed Bored CF Flange
    SKU: CF34-19
    £8.61
    Fixed bored Conflat flange (CF) are available in the full range of sizes. The smaller range of flange can accept a number of different standard tube sizes. These are prepared ready for welding onto chamber tubulations or components.
  6. 34mm OD 19mm ID - 304L Tapped Fixed Bored CF Flange
    SKU: CF34T-19
    £9.39
    Fixed bored Conflat flange (CF) are available in the full range of sizes. The smaller range of flange can accept a number of different standard tube sizes. These are prepared ready for welding onto chamber tubulations or components.
  7. 34mm OD 6mm ID - 304L Rotable Bored CF Flange
    SKU: CFR34-6
    4 to 6 weeks delivery
    £9.95
    Rotatable bored Conflat Flange (CF) are available in the full range of sizes. The smaller range of flange can accept a number of different standard tube sizes. These are prepared ready for welding onto chamber tubulations or components. The rotatable flange consists of two parts, the inner knife edge detail and the outer bolt hole retaining ring which rotates around the inner part.
  8. 34mm OD 6mm ID - 304L Tapped Rotable Bored CF Flange
    SKU: CFR34T-6
    4 to 6 weeks delivery
    £0.00
    Rotatable bored Conflat Flange (CF) are available in the full range of sizes. The smaller range of flange can accept a number of different standard tube sizes. These are prepared ready for welding onto chamber tubulations or components. The rotatable flange consists of two parts, the inner knife edge detail and the outer bolt hole retaining ring which rotates around the inner part.
  9. Barrel Connectors 1.2mm OD - 1 Barrel Set - EFT & VIG
    SKU: ZEFTBC
    4 to 6 weeks delivery
    £7.54
    Instrumentation feedthroughs are used to carry electrical signals (Including Thermocouple) which are normally low current and/or voltage. These feedthroughs are available in multi pin versions on either 34mm or 70mm OD flanges. These also come with the option of a European voltage compliant connectors
  10. Calcium Fluoride Zero Length Viewport
    SKU: ZVPCF
    Available Soon
    £0.00
    Calcium fluoride viewports are offered in CF flange styles. The UHV CF versions are offered using 304L stainless steel flanges.
  11. Configurable UHV Chambers
    SKU: UHVCHAMCONFIG
    Available Soon
    A standardised range of configurable UHV chambers have been designed for your convenience. This configurable range of products, including skeletons, tubes, flanges and gaskets will make designing your chamber a simplistic task and will ensure the costs and lead time of your chamber design are kept within your time frames and your budget. Lead times can be as low as 7 weeks with the configurable range.
  12. Cross 6 Way DN19 1 Fixed (Inline) & 1 Rot/Axis
    SKU: ZBX619RI
    4 to 6 weeks delivery
    £0.00
    Six way cross with flanges equally spaced at 90° to each other. On each axis, one of the flanges is fixed and the other is rotatable. The fixed flange comes in two versions of bolt hole orientation, inline or straddled configuration, enabling the connection in any orientation of the vacuum equipment.
  13. Fused Silica Quartz Viewport
    SKU: ZVPFSQ
    Available Soon
    £0.00
    A zero length viewport has a thickness no larger than that of its mounting flange. It provides a wide angle viewing window for your vacuum chamber as there are no tubulation walls to restrict observation. Manufactured using high purity fused silica quartz.
  14. Gasket OFHC Copper Pk 10 34 OD Flange Etched
    SKU: ZCU19
  15. Gasket Viton® Pk 2 34 OD Flange
    SKU: ZVIT19
    Viton® gaskets are used in HV applications with low bakeout temperatures (
  16. Lead Glass Disks
    SKU: VPZ LGDR
    Available Soon
    £0.00
    Lead Glass Disks are used in applications where there is a risk of X-ray exposure through an unshielded viewport. The Lead Glass disks can be attached to the air side face of any UHV viewports via a fixing ring which is bolted directly to the viewport.
  17. Linear Drive 100mm Travel Step Motor+Lim Switch Wired DN38CF
    SKU: ZLD210MM
    4 to 6 weeks delivery
    £1,738.28
    Linear Drive 100mm Travel Step Motor+Lim Switch Wired DN38CF
  18. Omniax - Wide Bore Manipulator
    SKU: OMWB
    Available Soon
    £0.00
    Modular XYZ Omniax with NW100CF (152mm OD) conflate flange travelling. 100mm clear bore. Z travel 100mm to 1000mm; ±25 mm XY travel. Manual and motorisation options.
  19. Omniax Manipulator
    SKU: OM
    Available Soon
    £0.00
    Ultra stable modular 54mm bore dual bellows manipulator for vertical or horizontal mount. Modular XYZ manipulator with NW63CF(114mm OD) conflat flange travelling. 54mm clear bore. Z travel 100mm to 1000mm; ±25 mm XY travel. Manual and motorisation options.
  20. Omniax XY Stage Module
    SKU: MTXY
    Available Soon
    The Omniax XY module is designed as a standalone single edge welded bellows module which is compatible with Omniax linear shift mechanisms (Z axis) and Rotating platforms such as the RP100, allowing a complete sample manipulator to be created by adding these modules together.
  21. Rack Drive Linear & Rotation 914mm Movement DN150CF
    SKU: ZRLRP609
    4 to 6 weeks delivery
    £0.00
    Heavy duty high precision Rack & Pinion linear travel with optional rotation, with both axis controlled by rotatory drives. The LRP series offers linear only, where rotation is not required, or the RLRP series which offers an independent 360° rotation shaft, for transferring samples with greater accuracy then the MLD/R series. These use UHV accepted metals within its construction. The probes have a front bearing housing supporting the shaft, which offers higher accuracy over the MLRV probe for…
  22. Rotary Drive Magnetic Manual DN38CF
    SKU: ZMRD6
    4 to 6 weeks delivery
    £2,404.87
    The MRD6 is a manual or motorised magnetic rotary drive which uses high strength Sm2Co17 magnetic coupling to transfer rotational forces into the vacuum envelope. This is achieved without any dynamic seals or bellows making these devices exceptionally robust and no risk of a vacuum leak for the life of the drive. The MRD6 is fitted with Index scale and position lock.
  23. Rotary Drive Magnetic Stepper Motor DN38CF
    SKU: ZMRD6MW
    4 to 6 weeks delivery
    £2,818.42
    The MRD6 is a manual or motorised magnetic rotary drive which uses high strength Sm2Co17 magnetic coupling to transfer rotational forces into the vacuum envelope. This is achieved without any dynamic seals or bellows making these devices exceptionally robust and no risk of a vacuum leak for the life of the drive. The MRD6 is fitted with Index scale and position lock.
  24. Rotary Feedthrough DPRF55 Seal Kit fits all 2 Seal Versions
    SKU: ZXSMS03
    4 to 6 weeks delivery
    £0.00
    Spares for the DPRF55 & 552
  25. Sapphire Viewport
    SKU: ZVPSA
    Available Soon
    £0.00
    A zero length viewport has a thickness no larger than that of its mounting flange. It provides a wide angle viewing window for your vacuum chamber as there are no tubulation walls to restrict observation. Manufactured using Sapphire, these viewports are used in high temperature high transmission applications.
  26. Transax XY Module
    SKU: TRXY
    Available Soon
    The Transax XY module is designed as a standalone single edge welded bellows module which is compatible with Transax linear shift mechanisms (Z axis) and Rotating platforms such as the RP100, allowing a complete sample manipulator to be created by adding these sections together.
  27. UHV Ball Chamber
    SKU: ZBALL
    Available Soon
    A standardised range of UHV chambers have been manufactured for your convenience. The configurable range of skeletons come as standard in either Stainless Steel or Nickel Based Super Alloy i.e Mu-Metal.
  28. UHV Bell Chamber
    SKU: ZBELL
    Available Soon
    The VACGEN Hemisphere Bell Chamber can be manufactured from metals such as the high permeability material Mu-Metal or Stainless Steel 316L and is suitable for applications such as Preperation or Surface Analysis.
  29. UHV Cylinder Chamber
    SKU: ZCYL
    Available Soon
  30. UHV Pill Chamber
    SKU: ZPILL
    Available Soon
  31. Viewport Shutter
    SKU: ZVPS
    Available Soon
    £0.00
    Viewport shutters are used to protect the internal surface of a viewport from build-up of deposition material ejected during thin film processing of substrates. The shutter design is built to allow the widest possible viewing angle, and the maximum level of protection of the viewing area.
  32. ZEFTIAN Power Feedthrough
    SKU: ZEFTIAN
    £0.00
    Conductor: 1 x 5 mm dia stainless steel. Power feedthroughs are used to carry either high current, or high voltage, or both.
  33. ZVR40 Valve O Ring Seal Kit
    SKU: ZVR40VS
    4 to 6 weeks delivery
    £3.42
    Spares for all metal valves
  34. ZVR60 Valve O Ring Seal Kit
    SKU: ZVR60VS
    4 to 6 weeks delivery
    £4.73
    Spares for all metal valves
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