MIG Welder
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Order Code: W253
UNIMIG 390SWF - MIG Welder (415V)
40-375 Amps
On Special - Ends 30th June 2017
ex GST
inc GST

Part Number
Primary Input Voltage (V / Phase)
415 / 3
Recommended Plug Amperage (amp)
Welding Current Range MIG (amp)
40 - 375
Duty Cycle
70% @ 335amp
Wire Spool Size (kg)
5 & 15
Ferrous Wire Size - Range (mm)
0.6 - 1.6
Stainless Steel Wire Size - Range (mm)
0.6 - 1.6
Aluminium Wire Size - Range (mm)
0.9 - 1.6
Dimensions (mm)
1270 x 940 x 550
Nett Weight (kg)
The UNIMIG 390 SWF is a powerful workhorse with an exceptionally high duty cycle. It is ideally suited for medium to heavy fabrication industries as well as rural applications. Combining smooth arc characteristics with complete reliability, the UNIMIG 390 SWF is the unit to satisfy all the demands of the professional welder. Fitted standard with a geared four wheel roller drive system ensuring consistent wire feed and smooth welding.

The UNIMIG 390 SWF is supplied with a completely enclosed KT 50 wire feed unit which helps prevent dust and moisture fouling your wire and contaminating your weld. It comes with a set of fully covered 10 metre interconnecting cables and wheels for increased maneuverability.

High Duty Cycle operation 70% at 355 Amps
30 Voltage positions
Dual inductance settings for optimum arc characteristics on thin or thick material
2T-4T trigger operation (MIG Only)
Stich and Spot welding modes
Adjustable Burnback control
  • Four wheel geared wire drive system
  • Separate Wire Feeder
  • 10 metre inter connecting cables
  • Dual inductance for exceptional arc control
  • High strength steel construction
  • Heavy duty copper wound transformer
  • Exceptional high duty cycle 70% @ 355 amps
  • European made quality manufactured in Hungary
  • Robust cabinets with steel/rubber wheels
  • SWF models come with wheels and a swivel platform for wire feed unit
  • SWF accommodates 15kg wire spools
  • Thermal overload protection ensures efficiency
  • KT 50 Separate Wire Feeder complete with 10 metre interconnecting cables
  • SB36 4M Sure Grip Ergo MIG torch with Euro connection
  • 10M Earth lead with 35/50 Dinse style connections
  • UNI-FLAME Twin Gauge Argon Regulator
  • Gas Hose with Fittings

Product Brochure
726.9 KB
Instruction Manual
2.44 MB
Welding Wire Diameter CHART
189.07 KB
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  • UNIMIG 390 SWF (W253)
Part Number
Primary Input Voltage (V / Phase)
Recommended Plug Amperage (amp)
Welding Current Range MIG (amp)
Welding Current Range MMA (amp)
Welding Current Range TIG (amp)
Duty Cycle
Wire Spool Size (kg)
Ferrous Wire Size - Range (mm)
Stainless Steel Wire Size - Range (mm)
Aluminium Wire Size - Range (mm)
Recommended Generator (KVA)
Dimensions (mm)
Nett Weight (kg)
Price (ex GST)
Price (inc GST)

Spare Parts Ordering
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Parts List
1.1 MB