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UNIMIGRazorweld 180
DC TIG & ARC Inverter Welder
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    Front View
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    Shown with Leads
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    Carry Bag
Order Code: W166
Razorweld 180 - DC TIG & ARC Inverter Welder (240V)
DC Inverter Welder
Razorweld 180
Part Number
Voltage / Amperage (V / amp)
240 / 15
Recommended Plug (amp)
Ieff Current (amp)
15.3 amp
Rated Output Current
180 amp / 27.2V MMA
10 - 180 amp
No Load Voltage (V)
Duty Cycle 40 Deg C - TIG (% @ amp)
Duty Cycle 40 Deg C - MMA
Protection Class
Recommended Generator (kVA)
Power Factor
Insulation Class
Dimensions (mm)
313 x 130 x 250
Nett Weight (kg)
The Razorweld ARC180 is an inverter-based welding machine produced using the latest in IGBT technology. This machine is reliable, robust and stacked with features that you can expect from a quality welder. The DC MMA welding capability delivers a smooth and incredibly stable arc allowing easy welding with electrodes producing high quality welds including cast Iron, stainless and low hydrogen. The Razorweld ARC180 is equipped with DC TIGLift Arc function, connection of the 17V TIG torch allows quality DC TIG welding of steel, stainless steel, bronze and copper. The Lift Arc function is superb and delivers perfect arc ignition every time without any sticking of the tungsten electrode to the work piece, a remarkably smooth stable arc produces high quality TIG welds.

The Razorweld ARC180 is an exceptional machine that is suitable for a wide range of applications including light industrial use, site welding, farming, along with repair and maintenance applications. The Razorweld Arc180 is packaged in a tough Military Style PVC carry case with your choice of MMA option accessories or MMA/TIG option accessories. The-ARC180 gives you the best of both worlds great portability, with the power to get the job done. Built to our specification and manufactured in compliance to AS/NZ60974.1
  • Single PCB construction
  • MMA
  • VRD (Voltage Reduction Device)
  • Hot start (improves electrode starting)
  • Arc force (boosts current to prevent electrode extinguishing)
  • Excellent arc stability with all electrodes

  • DC TIG
  • Lift Arc ignition (prevents tungsten sticking during arc ignition)
  • Ultra smooth DC TIG welding current

  • Thermal overload protection
  • IP21S rating for environmental/safety protection
  • Generator compatible (recommend 9.0 KVA minimum)
  • Auto-compensation for voltage fluctuation
  • Minimal harmonic feedback to power grid
  • Arc 180DC machine
  • Earth Lead & Arc Lead 16mm x 4M
  • Carry Case
Optional Accessories
  • REG - Twin Gauge Argon Regulator
  • 17V TIG Welding Torch - 17V 4 & 8 Metre Air Cooled TIG Welding Torch
  • 4 Metre 16mm Lead Set 35/50 Connector

Product Brochure
3.19 MB
Spare Parts Ordering
To assist you in ordering your spare part quicker than ever before, we have listed our most common spare parts to suit our Hafco Machinery for purchase online. Just choose between the 2 options outlined below, to find exactly what you are looking for. If you need further assistance please contact us.
Option 1
Browse through the "Common Spare Parts" tab below . Once you have identified your part, you can add it to your cart by clicking on the "+ ADD TO CART" button. If you wish to add multiples of this part you can either click the "+ ADD TO CART" button as many times as you like or click on the "VIEW CART" button and change the order quantity, prior to completing your order.
Option 2
If your part is NOT listed in the "Common Spare Parts" tab below , click the "MORE INFO" button to complete the "Spare Parts Enquiry Form".
This will provide you with the option to email your spare part enquiry direct to our Spare Parts and Service Department, or if you wish, you can download a printable version of this enquiry form which will include a copy of the Parts List to suit this machine (if available). Further instructions for the return email address or fax number of this printable form is provided on the document for your convenience.
NOTE: Please remember to clearly identify your part on the included parts diagram if necessary so that we can respond as quickly as possible with a price and availability for the part(s) you require.