Vacuum One
Proudly Represents:

Insulator Seal Inc.

Electrical Feedthroughs, Fluid Feedthroughs, Viewports, and Glass Components

Insulator Seal Inc. is a key provider and world leader in the manufacture of Electrical & Optical, ceramic-to-metal components for the vacuum science & technology community.

Advanced Energy

Power Supplies

Advanced Energy is a global leader in innovative power solutions, offering power supplies and non-contact thermal instrumentation.

Angstrom Sciences

Angstrom Sciences

Angstrom Sciences supplies high performance magnetron sputtering cathodes, magnet retrofits, and PVD materials for a wide variety of R&D and production applications.

Applied Thermal Control

Applied Thermal Control

ATC offers a versatile range of compact and quiet recirculating chillers with cooling capacities from 0.5kW to 14kW.


CTI-Cryogenics ®


High and Ultra-High Vacuum

CTI-Cryogenics is recognized throughout the world as the leading producer of innovative products based on cryogenic and vacuum technology. CTI cryopumps are the preferred choice among the world's leading vacuum-processing equipment manufacturers.

Edwards Vacuum

Pumps and Components

Atmosphere to Ultra-High Vacuum

Dedicated to keeping pace with your vacuum-technology requirements, Edwards Vacuum is recognized as a leading manufacturer and supplier of vacuum pumps, pumping systems, and components.

Gamma Vacuum

Ion Pumps

High to Ultra-High Vacuum

Gamma Vacuum is a leading supplier of UHV ion pumps, ion pump controllers, and ion pump accessories. They are dedicated to one thing: "creating the purest vacuum environments on Earth."

MKS Instruments/Granville-Phillips

Vacuum Instrumentation for Total and Partial Pressure

Atmosphere to Ultra-High Vacuum

Recognized as a leader in supplying vacuum equipment of exceptional quality for over 40 years, MKS Instruments/Granville-Phillips offers a complete line of instrumentation and gauging from atmosphere to UHV. They also offer the 830 Vacuum Quality Monitor (VQM), the world's fastest and lowest power mass spectrometer.

Kaufman &  Robinson

Ion Beam Technology

Kaufman and Robinson, Inc. (KRI®) designs, builds, and markets broad beam ion and plasma technology products to the vacuum process community. They offer both gridless and gridded ion sources.


Surface Metrology

KLA-Tencor is the world leader in stylus and optical profilers, offering the industry's widest range of metrology tools, including the Alpha-Step line of stylus profilers as well as the MicroXAM line of optical interferometers.

MDC Engineered Process Solutions

Vacuum Hardware, Chambers, Custom Weldments, and Components

Atmosphere to Ultra-High Vacuum

MDC Vacuum Products is a world leader in custom and standard components/systems for high and ultra-high vacuum applications. MDC also offers ISI ceramic-to-metal products and a full line of gas delivery products & services.

Polycold Systems

Polycold ® Systems

Water Pumping

High Vacuum

Polycold offers the highest quality closed-loop Cool Solutions® available in the world. Their products include PFC Water Vapor Cryopump, PCC Compact Cooler, and PGC152.

Veeco (MBE components)

Veeco (MBE components)

Veeco offers a complete range of molecular beam epitaxy (MBE) system components, including advanced heaters, power supplies, equipment controllers, cabling and software packages developed specifically for MBE processes.

New Products Vacuum One
835 Vacuum Quality Monitor System

835 Vacuum Quality Monitor System

The 835 Vacuum Quality Monitor (835VQM) by MKS Instruments/Granville-Phillips combines the highest performance gas analysis technology with intelligent functional design that transforms complex measurement into actionable information.

The 835 Vacuum Quality Monitor (835VQM) is the world's fastest, lowest power, gas compositional analysis instrument with full data collection, spectral deconvolution, and data logging at 85 ms capture rates over the full 1-135 amu measurement range (or 120 ms capture rates over the full 1-300 amu measurement range).