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Maximize your welding productivity with the Lincoln Electric K3055-4 Magnum PRO Curve 400, a heavy-duty semi-automatic MIG gun engineered for reliability and performance. This model is equipped with a 25-foot cable assembly and a Short Neck design, optimized for general fabrication, structural steel, and heavy equipment manufacturing. It supports a wide wire diameter range from 0.025" to 5/64" (0.6 - 2.0 mm), making it versatile for various material thicknesses and welding processes including MIG, Pulsed MIG, and Flux-Cored welding.
Technical Performance & Duty Cycle:
The K3055-4 is rated for 400 Amps at 60% duty cycle with CO2 shielding gas, and 400 Amps at 50% duty cycle with mixed gases. This high amperage capability allows for deep penetration welds and high deposition rates without overheating the torch. The air-cooled design utilizes high-quality copper components to ensure efficient current transfer and heat management.
Magnum PRO Consumable System:
This gun is designed to lower your operating costs through the Magnum PRO expendable parts system. It features Copper Plus® Contact Tips, which provide superior heat dissipation compared to standard tips, extending tip life and maintaining a stable arc for longer periods. The simplified expendable parts selection means that nozzles, diffusers, and insulators are compatible across the entire Magnum PRO line (350A - 550A), reducing the variety of spare parts you need to stock.
Ergonomics and Durability:
The "Curve" in the name refers to the signature handle design that promotes a comfortable grip and reduces wrist strain. The gun also features a rotating tube that can be adjusted without tools, allowing the welder to access joints in awkward positions comfortably. The cable is protected by a durable outer jacket resistant to cuts and abrasion, ensuring the K3055-4 stands up to the toughest shop conditions. Included with the gun are a standard 350A contact tip, gas nozzle, and diffuser, so it is ready to weld right out of the box.
| Additional Information |
|---|
| Brand:Lincoln Electric |
| Amperage:400 |
| Duty Cycle:60% |
| Packaging Description:pack of 1 |
| Torch Type:Semi-Automatic MIG Gun |
| Cable Length:25 ft |
| Cooling Method:Air Cooled |
| Wire Size Range:0.025 - 5/64 in |
| Neck Type:Short Neck |
| Process Type:MIG, Pulsed MIG, Flux-Cored |
| Length:25 ft |
| Front End:Magnum |
| Back End:Lincoln |
| Item:MIG Gun |
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