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CL415-3545 - Replacement 400A MIG Gun for Lincoln LN-7 Feeder - 15ft Cable

$567.00/ea Save 29% ($162.00)$405.00/ea

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OVERVIEW

Get Your Lincoln LN-7 Back in Action

Is your trusty Lincoln LN-7 wire feeder sitting idle because of a beat-up, taping-together MIG gun? Bring it back to life with this heavy-duty 400 Amp replacement gun. We know that the LN-7 is a workhorse that just keeps going, and it deserves a torch that can keep up. This gun is built tough to handle the heat of 400-amp welding, giving you the power to lay down heavy beads on thick steel without the handle getting too hot to hold.

Built for the Welder's Comfort
Welding all day takes a toll on your wrist and arm. That's why this gun features a 15-foot cable that gives you plenty of room to move around your workpiece without dragging the feeder with you. The handle is designed with an ergonomic curve that fits naturally in your hand, reducing fatigue during those long welds. The trigger is crisp and responsive, so you have perfect control over your arc starts and stops. Plus, the strain relief at both the handle and the feeder end is beefed up to prevent the cable from kinking or pulling out, which is the number one killer of MIG guns.

Plug-and-Play Simplicity
Don't waste time messing with adapters or trying to splice wires. This gun is designed specifically for the Lincoln LN-7. It plugs right in, just like the original. It comes pre-loaded with a liner for .035" to .045" wire, so if that's what you're running, you can literally plug it in, thread your wire, and start burning metal. If you need to run different wire sizes later, the liner is easily replaceable.

Easy to Find Consumables
There is nothing worse than running out of tips and realizing your local supply shop doesn't stock the weird proprietary ones your gun uses. This gun uses standard, widely available consumables. Whether you need contact tips, nozzles, or diffusers, you'll be able to find them anywhere, keeping your operating costs low and your downtime to a minimum.

Applications:

  • Structural Steel Fabrication
  • Farm and Ranch Repair
  • Heavy Equipment Maintenance
  • General Metal Fabrication
  • Shipbuilding
Additional Information
Amperage:400 A
Length:15 ft
Wire Size:0.035" - 0.045"
Fits Which Model:Lincoln LN-23, LN-25, LN-7, LN-7 GMA, LN-742
Brand:Lincoln Electric
Back End:Lincoln
Cooling Method:Air Cooled
Duty Cycle:60% @ 400A
Handle Style:Curved / Ergonomic
Cable Type:Coaxial
Item:MIG Gun
Front End:Magnum
Packaging Description:1 of 1

INCLUDED

  • 1 x 400 Amp MIG Gun (15 ft)
  • 1 x Pre-installed Liner (.035-.045)
  • 1 x Contact Tip
  • 1 x Nozzle
  • 1 x Gun Plug (Lincoln LN-7 Style)

APPLICATIONS

  • Heavy Industrial Fabrication
  • Structural Steel Welding
  • Shipyards and Marine Repair
  • Heavy Equipment Manufacturing
  • Automotive and Transportation
  • General Maintenance and Repair

FAQ

No, this specific model is designed for the Lincoln LN-7. The LN-25 typically requires a different backend connection (often a K126 style or similar). Please check your feeder's manual for the specific gun connection type required.

This gun typically uses industry-standard Tweco #4 style or Lincoln Magnum 400 style consumables, which are widely available.

Yes, the gun comes pre-installed with a steel liner suitable for .035" to .045" welding wire.

The gun is rated at 400 Amps at 60% duty cycle with CO2 gas, and slightly lower when using mixed gases.

While the gun is capable of it, you would need to change the steel liner to a Teflon or polymer liner to prevent wire shaving and feeding issues with soft aluminum wire.

The trigger connection is configured specifically for the LN-7 terminal strip or amphenol connection standard for that feeder model.

The cable features a durable rubberized jacket that maintains good flexibility even in cooler shop environments, though extreme cold may stiffen it slightly.

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