Since 1958 Thermionics has designed, developed, and manufactured ultra high vacuum (UHV) equipment for scientific and industrial applications. Our products are the result of careful research and development, rigorous testing, and continuing performance evaluation.
For new components and systems, or the modification and repair of existing equipment, Thermionics will deliver the best equipment and value to you.
Our product lines include:
High Vacuum Pumps
Manipulators and Mechanical Feedthroughs
Vacuum Coating Systems
Flanges and Fittings
PyraFlat and TriMetal Flanges
Vacuum Pressure Gauges
Helium Leak Detectors
Thermionics Family of Companies
Need something else? Let the Thermionics’ family of companies help you.
TMPI Precision Cleaning Service
Chemical and mechanical (including CO2) cleaning of metals, ceramics, quartz, glass and other materials
3118 Depot Road
Hayward, CA 94545
Transformers, Magnetic Devices
1295 North Emerald Avenue (Suite K)
Modesto, CA 95351