NELSON N800i – Inverter Stud Welder

Semi Automatic Stud Welding Machine with stud range of 2mm – 12mm.


This new, dependable, light-weight and compact stud welder is not light in power and precision. It can deliver up to 800 amps for 1/2″ (12mm) full base diameter stud welding. The friendly user interface has 10 preset buttons, bright alpha-numeric displays, graphic gun and weld quality indicator. Its simplicity reduces set-up time, operator training and error. Precision control at 60,000 Hz frequency ensures the most stable arc, accurate heat input and highest quality welding process.

Item No.: N800i


Use: Steel Structure Construction

Type: Inverter

Type of fixing: Semi-automatic Stud Welding

  • Output Ampere Up to 800 amps 
  • 60000Hz Inverter power supply provides great reliability & mobility 
  • DSP control, User friendly interface     
  • Diagnostic & Calibration Kit     
  • Process monitoring Kit, Nelware™ PC software
  • Capable of Shield Gas welding and auto feeding
  • Light weight 40lb (18kg)
  • Welding Processes: Drawn Arc, Gas Arc, Short-Cycle, Super-Short-Cycle
  • Weldable Material: Steel, stainless steel, aluminium, heat-resistant steel, Ni-based superalloy, advanced high strength steel
  • Shipbuilding, industrial, automotive repair and production
  • Insulation pins and threaded studs