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MIG Welder
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Order Code: W189
UNIMIG TRADE 340SWF - MIG Welder (415V)
30-335 Amps
Part Number
Voltage (V)
Recommended Plug Amperage (amp)
Welding Current Range MIG (amp)
30 - 335
Duty Cycle
35% @ 335amp
Wire Spool Size (kg)
5 & 15
Ferrous Wire Size - Range (mm)
0.6 - 1.2
Stainless Steel Wire Size - Range (mm)
0.8 - 1.2
Aluminium Wire Size - Range (mm)
0.8 - 1.2
Dimensions (mm)
445 x 890 x 780
Nett Weight (kg)
The Unimig Trade 340 combines professional welding performance and reliability without compromising your budget. It is designed for medium fabrication work and is ideal for workshop and rural applications. Supplied with a heavy duty geared wire feed mechanism. The SWF is supplied with 8 metre interconnecting cables and a completely enclosed WF2 wire feed unit helping to prevent dust and moisture fouling your wire and contaminating your weld.
  • Multi function control incorporating 4T (Electronic trigger latching) 2T (Standard Trigger), Spot welding (Model 340 with stitch welding function)
  • Precision, high quality geared wire drive unit
  • Multi-positional switches
  • Large enclosed cooling fan for high duty cycle & copper-wound transformer
  • Thermal overload protection
  • Reverse polarity
  • Separate wire feed units supplied with 8 metre interconnecting cables
  • Fitted with quality torch and regulator
  • 3 year warranty on transformer (1yr pcb)
Optional Accessories
  • 4 metre Torch

Product Brochure
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.