Canaweld Stud Welder CAD 81

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Canaweld Stud Welder CAD 81


The Canaweld CAD 81 stud welding system offers a full 5/16” (M8) welding capacity and is the most compact system on the market. The CAD 81 is microprocessor controlled and has an improved charging circuit with a high output transformer that maximizes its duty cycle. The system includes enhanced user feedback including safety and fault codes. The CAD 81 is sold as a complete welding system including the gun, two ground cables, collets, changing tools and carrying case.


  • Capacitor Discharge Stud Welding.
  • Weld Range: #4-5/16” (M3-M8) diameter fasteners.
  • Input Power 1~115/230, 50/60Hz (internally switchable)
  • 81,000uf Capacitance
  • Portable, only weigh 25 lbs.
  • microprocessor controlled
  • Ergonomic design
  • Heavy Duty cable set
  • Dual Ground cable
  • Fully adjustable leg set
  • Enhanced duty cycle
  • Diagnostic LEDs

Product Data Sheet

*Please note: Canaweld machines are shipped direct from Canaweld's manufacturing plant in Concord, Ontario. Orders typically ship next business day and is not available for pick-up.