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UniMig MIG-TIG-MMA 250 Inverter with SWF Unit (KUMJR250SWF)

Availability: Out of stock

RRP $3,805.41


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Quick Overview
Powerful 250amp rated Gas-Gasless Inverter-based MIG machine with MMA/TIG functions. WITH SWF.

Product Details


The UniMig 250 SWF is the choice of many businesses looking for exceptional power, performance and flexibility on single phase power. The machines is 250amps rates and capable of MIG welding 10mm plates. It also has DC TIG function and Arc (MMA) function and is equipped with a 4-Wheel Gear Driven Separate Wire Feeder and 10m Interconnectingcables, giving it great flexibility.

The machine is back by an industry leading 36 month warranty, and you can extend that to 42 months when you buy through eWelders, a UniMig approved distributor.

In MIG mode the machine can weld Gas and Gasless wires on Mild Steel, Stainless Steel, Copper, Cast Iron and Low Hydrogen metals. The UniMig 250 SWF is spool gun ready, which means it can weld aluminium with the purchase of the SPG200 Spool Gun.

The machine can produce high quality DC TIG Welds on various metals with the purchase of a 26V TIG Torch, and features lift arc technology.

Arc Electrode (MMA) welding is also possible and the machines comes with an arc lead set.

Crater Current setting delivers perfect finishing of the weld, the electronic inductance offers fine adjustment of the arc characteristic and burn back adjustment leaves the wire stick out ready for the next weld.

- Steel
- Stainless Steel
- Aluminium
- Copper
- Cast Iron
- Low Hydrogen

Who does it suit
- Serious DIY
- Rural Workshops
- Trademan/Mechanics
- Professional Fabricators
- General Engineers


• Latest IGBT Inverter Technology
• MIG/MAG Function
• MMA (Stick electrode) (DC+ / DC-) function
• Stepless Voltage & Wire Feed Controls at Wire Feeder
• Variable Inductance & Burn Back Controls
• Adjustable Crater Current Control
• Gas Purge / Wire Inch Functions
• 2T/4T Trigger Function (MIG Only)
• Separate Wire Feeder with geared 4 wheel roller drive
• LED Volt/Amp Meter Digital Display
• 10m Interconnecting Cables
• Trolley with pull out tool storage
• Multi Process Inverter Power Source
• 3 Years Warranty


• UNI-MIG 250 SWF Multifunction Welding Inverter complete with Seperate Wire Feeder
• 10 Metre inter connecting cables
• SB244M Uni-Mig Sure Grip Ergo MIG torch with Euro connection
• UNI-FLAME Twin Gauge Argon Regulator
• 2M Gas Hose Complete with fittings
• 10 metre ARC Welding Lead Set
• Trolley including tool draw with optimal storage area


Additional Information

Input Power No
Part Number KUMJR250SWF
Primary Input Voltage 240V 1 Phase
Welding Current 20 - 250 Amps
Voltage Steps 10 - 250 Amps
Duty Cycle 40 Deg C - MIG No
Duty Cycle 40 Deg C MMA 35% @ 240A / 100% @ 137A
Welding Voltage Range DC No
Wire Size (mm) No
Dimensions (mm) 1275 x 880 x 475
Weight 90.0000
Product Brochure N/A
Product Manual 250_350_500SWFINFO_2.pdf
Warranty Stamps
Embed Code
Embed Code No
Embed Code No
Embed Code No
Embed Code No
Item Height No
Item Width No
Item Length No
Item Weight No
Item Height No
Item Width No
Item Length No
Item Weight No


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