Product Description

Adopt advanced MOSFET inverter technology, using non-crystal core and power units. Reliable, portable, light and high efficiency.
  • Water Cool Tig Torch
  • Earth Clamp with Cable
  • ARC Holder with Cable


Guidlines based materials

Base Material Plate Thickness (mm) Welding rod/Carbon rod (dia) Current Range (A) Applicable Model
All Types of Carbon Steel, Stainless Steel, Low-alloy Steel

5.0 - 10.0

1.6 - 4.0

20 - 300

KR-300A TIG

Product Features

  • Designed in the advanced inverter technology with high working frequency; small, light and very convenient to carry on.

  • High-Frequency Increased-Voltage & Pulse Hot Arc Ignition Design; Excellent Ignition Performance With Sufficient Welding Current.

  • Over Voltage & Over Current Auto-Protection Functions.

  • Wide range of welding voltage, strong adaptability as to the power supply with high duty cycle, especially adaptable to a continuous working operation.

  • Well organized structure, built through excellent manufacturing processes, reliable, durable and easy to maintain.

  • Adaptable to the welding application on the stainless steels, carbon steels and coppers etc.
Parameter TIG 300 AMPS MOSFET
Power Voltage (V) AC415V±15%
Frequency (Hz) 50/60
Rated input power capacity (KVA) 12/8.4
Rated input Current (A) 18.4/12.7
No-load Voltage (V) 60
Current adjust range (A) 0-100
Rated output Current (A) 7-300
Duty Cycle (%)) 60
No-load Power (W) 60W
Efficiency (%) 85
Power Factor 0.93
Insulation Class F
Shell Protection Class IP21
Overall Dimension (inch) 20x8x15
Weight (KG) 19
Welding rod diameter 1.6 - 3.2
Welding plate thickness 2.0-6.0