
Welding is a physically demanding job, and the equipment you use makes all the difference in how you feel at the end of the day. The Lincoln Electric Magnum PRO Curve 400 (K3055-3) is built with the welder in mind, combining a classic curved handle grip with modern technology to reduce fatigue and keep you welding longer. The 20-foot cable gives you the freedom to move around large projects without feeling tethered, while the lightweight handle design ensures that the gun feels like a natural extension of your arm rather than a heavy tool.
One of the biggest frustrations in MIG welding is constant contact tip burnback and seizing. Lincoln's Magnum PRO guns utilize Copper Plus contact tips, which are beefier and dissipate heat much faster than standard tips. This means the tip stays cooler, the wire feeds smoother, and you spend less time swapping out parts and more time laying beads. The Anti-Seize threads on the diffuser and tip prevent those frustrating moments where consumables get stuck in the gun, making maintenance quick and painless.
Whether you are running solid wire for clean MIG welds or flux-cored wire for deep penetration, the Magnum PRO Curve 400 handles it all. The rotating gun tube allows you to adjust the angle of the neck to get into awkward corners without twisting your wrist into uncomfortable positions. The gun includes a hanger clip, so you can keep your workspace organized and your torch off the floor when not in use. With a 400-amp rating, this gun is ready for serious fabrication work, delivering the reliability you expect from Lincoln Electric.
This package comes ready to go with a standard contact tip, gas nozzle, and diffuser included. The 20-foot lead is perfect for shops where the feeder can't always be right next to the work piece. If you are looking for a MIG gun that balances heavy-duty performance with all-day comfort, the K3055-3 is the upgrade your welding rig needs.
| Additional Information |
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| Amperage:400 |
| Duty Cycle:60% |
| Brand:Lincoln Electric |
| Packaging Description:pack of 1 |
| Cable Length:20 ft |
| Wire Size Range:0.025 in, 0.030 in, 0.035 in, 0.045 in, 0.052 in, 1/16 in, 5/64 in |
| Cooling Method:Air Cooled |
| Torch Type:MIG Gun |
| Process Type:MIG, Flux-Cored, Pulsed MIG |
| Amperage Rating:400 A |
| Handle Style:Curve |
| Neck Type:Short Neck |