Why Choose the RUBIK MIG-140?
3-in-1 Versatility: Weld steel, iron, and square pipes effortlessly! Use gasless flux core wire (0.8mm/1.0mm) for quick fixes, MMA for heavy-duty joints, or Lift TIG for precision work on thin materials.
Smart & User-Friendly: Synergic Adjustment auto-sets voltage and wire speed based on thickness—perfect for beginners! The LCD screen shows real-time current (110A-140A), avoiding false readings common in basic welders.
Safe & Reliable: Built-in overheat protection and a quiet cooling fan let you weld all day. IGBT inverter tech ensures stable arcs with minimal spatter.
Portable Powerhouse: Weighs just 7.5 lbs with a foldable handle! Fits in tight spaces (11.2″ x 7″)—ideal for garages, job sites, or outdoor repairs.
Complete Ready-to-Weld Kit: Includes MIG gun, helmet, cables, 1.0mm flux wire (1.1 lbs), 5 contact tips, and more. Adjustable wire feeder (12-52.4 ft/min) ensures smooth operation right out of the box!
Perfect For:
✅ Fixing fences, car parts, or garden tools
✅ Rusty metal repairs & farm equipment maintenance
✅ DIY projects like metal art, furniture, or decor
No Gas? No Problem! Save time and money with gasless flux core welding. Just plug into a standard 110V outlet, and let the MIG-140 handle the rest!
Click here for Flux Core Welding Wire
Click here for ARC MMA 225A Stick Welder
Click here for more Rubik Products
Specifications:
Inverter technology: IGBT Technology
Input voltage: AV110V
Feeding speed range: Dia 0.8mm(16.4-52.4ft/min); Dia 1.0mm(12 – 32.8ft/ min)
Welding wire diameter 2lb (1kg) 0.8-1.0mm/0.031-0.039in
Model : MIG-140A
Output current：30-140A
Rated
Duty Cycle: 15%
No-load Voltage: 64V
Insulation grade：F
Net Weight: 3.4kg/7.5LB
Dimension：285*150*180mm/11.22*5.91*7.09 in
Screen Display: LCD
Synergic Control: YES
??What’s in the Box:
1* MIG Welding Gun (3M/9.8ft)
1* Electrode Holder with Cable (1.8M/5.9ft)
1* Ground Clamp with Cable (1.5M/4.9ft)
1* Welding Helmet
1* 1.0mm Flux-Cored Wire (0.5KG/1.1lbs)
1* Steel Brush
5* Contact Tips
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3-in-1 Multi-Process Versatility
Master iron, carbon steel, and square pipes effortlessly with FLUX MIG, MMA, and Lift TIG modes. Enjoy powerful arc force, stable current, minimal splash, and deep penetration for professional-grade welding results.
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Advanced IGBT & Synergic Adjustment Technology
Equipped with IGBT inverter technology for enhanced reliability. Synergic Adjustment automatically optimizes voltage and wire speed based on material thickness (0.8mm/1.0mm flux core wire), simplifying operation for beginners and experts alike.
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110V/140A High Power & Precision LCD Display
Delivers gasless welding with up to 140A output and automatic voltage compatibility. The digital LCD panel provides real-time monitoring of actual current (110A-140A) and welding parameters, ensuring transparency and accuracy in performance tracking compared to non-digital displays.
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Safe, Quiet & Portable
Built-in overheat protection and a quiet cooling fan ensure safe all-day use. Compact design (11.2″ x 7″, 7.5 lbs) with a folding handle—take it anywhere! Great for garages, farms, or job sites.
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Complete Kit for Immediate Use
Includes MIG gun, electrode holder, ground clamp, welding helmet, 1.0mm flux core wire (1.1 lbs), steel brush, and 5 contact tips. The adjustable wire feeder (12-52.4 ft/min) and ensure smooth, hassle-free welding right out of the box.
