This is the weld head for R&D and special applications. The 4100 provides you with vacuum and special gas backfill capabilities with or without a dry box. Levels down to 10 millitorr at the weld point are easily achieved. After evacuation, simply fill with any inert gas to produce the required atmosphere.

• Welds microelectronic and optoelectronic packages: DIP packages, TO, optical, semiconductor, crystal and custom packages
  
• Welds to MIL SPEC 883
  
• Energy output independent of power fluctuations
  
• 1000 through 7000 Joule available in CD systems
  
• Adjustable weld head and travel speed
  
• Stand alone or enclosed in an atmosphere chamber
  
• Pre-aligned/indexed electrodes for easy dressing and changing
  
• CE certified