Skip to content

VAT

VAT is a Switzerland-headquartered provider of vacuum valves and vacuum solutions, describing itself as the world leader in vacuum valves and related technologies.

Last updated September 10, 2026

AI crawler reads

No AI crawler has read this profile since Oct 28, 2026.

Overview

VAT describes itself as a pioneer in vacuum solutions and states that it has become the world leader in vacuum valves and related technologies. It is headquartered in Switzerland, with sales and service representations in 29 countries, R&D sites in Switzerland, the US and Malaysia, and major manufacturing facilities in Switzerland, Malaysia and Romania staffed by around 3,250 people. Its products and services serve ultra-clean, ultra-high-vacuum environments for industries and applications including semiconductors, displays and solar cells, optics and lasers, medical technology, space and high-energy applications. It offers product services such as spare parts, fixed price refurbishment, upgrades and retrofits, and standard repair service.

History

VAT states that it has a long-term collaboration with CERN, the largest particle physics laboratory in the world, and that sector valves developed by a dedicated VAT team help keep the ultra-high vacuum (UHV) conditions within CERN's Large Hadron Collider (LHC) intact. VAT also states that the new LIGO India detector relies on VAT technology to create one of the largest vacuum systems in the world, and that TOFWERK and VAT have enjoyed a productive development cooperation for more than a decade.

Products and positioning

Self-described world leader in vacuum valves and related technologies; trusted partner for mission-critical components in ultra-clean, ultra-high-vacuum manufacturing, research and development.

  • Vacuum valves and vacuum systems

  • Product services: spare parts, fixed price refurbishment, upgrades and retrofits, standard repair service

Sources4 sources

Cite this profile: Cite the canonical profile. /brand-wiki/vat · Editorial policy · How profiles are compiled