Leybold UL 200

The Leybold UL 200 is a rugged portable helium leak detector that is user-friendly and can detect leaks as small as 5×10-11 mbar l/s.

Services Offered:

  • Refurbished Units
  • Rentals Available
  • Repair Service


The Leybold UL 200 helium leak detector is a fully automated helium leak detector that features many of the same mechanical and electronic components as the current generation of leak detectors. The mass spectrometer assemble is same used by Leybold in their latest Phoenix line of leak detectors. We have a large inventory of parts for this model.


  • 3 models: modular, wet, and dry
  • High stability, accuracy and repeatably
  • Durable helium mass spectrometer and ion source
  • Detects mass 2, 3, and 4
  • Low cost of ownership


  • Lamp and tube manufacturing
  • Power Plant Engineering
  • Electron beam welding
  • Electron microscopy
  • High energy physics
  • Automotive industry
  • Plasma etching
  • Leak checking
  • Lithography
  • Metallurgy


  • Remote control
  • Partial flow valve
  • External test leak
  • Heavy duty cart
  • Sniffer Probe


Leybold UL 200 Manual

Leybold UL 200 Brochure

Technical Data:

Leybold UL200 Technical Data