Unimig Razor Digital 320 AC/DC TIG/MMA – Digital Inverter Welder


The RAZOR™ 320 AC/DC gives you maximum control over High-Frequency AC/DC TIG welding for incredible results from start to finish. This Three-Phase machine features Square, Trapezoidal and Sine AC output wave-forms, as well as MIX ARC AC/DC functions.

The RAZOR™ 320 AC/DC is a complete and professional TIG /STICK welding machine that is ideal for all high-end aluminium, stainless steel fabrication, marine and industrial engineering welding situations.

The all-new ARC TORCHOLOGY T3 TIG Torch comes standard with the RAZOR™ 320 AC/DC, offering up to 30% better power-to-weight ratio and longer consumable life cycles. A Remote Foot Control and Water Cooler can also be plugged into the machine for even more versatility and power.


Choosing the right tungsten size

Available on backorder

The RAZOR 320 AC/DC is a new generation inverter welder with a primary function of AC/DC TIG.


  • Part Number: KUMJRRW320ACDC
  • Primary Input Voltage: 415V Three-Phase
  • Rated Input Power KVA: 5.2 KVA
  • Ieff: 15.0 A
  • Rated Output: 10-320A / 10.4-22.8V
  • Welding Current Range: 10 – 320 Amps
  • No Load Voltage: 73
  • Dimensions (mm): 566x223x405mm
  • Weight (Kgs): 25.5kg

Package Contents

The RAZOR 320 AC/DC TIG Welder is packaged ready to weld and includes,

  • 1 x RAZOR 320 AC/DC TIG Welder
  • 1 x 4 metre Arc Welding lead set including twist lock electrode holder & 500 Amp earth clamp
  • 1 x 4 metre High Performance T3 TIG Torch
  • 1 x UNIMIG Argon Flow-meter Regulator
  • 1 x 2 metre gas hose
  • 1 x Instruction Manual
Weight20 kg
Dimensions66 × 32 × 50 cm


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