VAT is the leading global developer, manufacturer and supplier of high-performance high-end vacuum valves, multi-valve modules, edge-welded bellows, and related value-added services. The group is headquartered in Haag, Switzerland and has a global manufacturing footprint with approximately 1,200 employees worldwide. Over the last 50 years, VAT has built up a global leadership position in vacuum valves based on constant innovation and a single-minded focus on quality and reliability. VAT’s products and services are mainly used in semiconductor, display, and solar panel manufacturing as well as in a wide range of industry and research applications. Innovation and engineering excellence is the driving force behind VAT’s development and is evident in their exceptional product line and numerous patents including VATLOCK, VATRING, and MONOVAT.

Product Line Highlights

  • Gate Valves
  • Pendulum Valves
  • Control Valves
  • Slit Valves & Doors

Primary Industries

  • Semiconductor
  • Solar & Energy



Order Online



    Request info for VAT