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10231112 - Tweco Spray Master MS250 MIG Gun, 250A, 15ft, Miller Style

Packaging: pack of 1
$1,272.33/EA $922.80/pack of 1 only $922.80/EASave 27%

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OVERVIEW

Upgrade Your Welding Setup with the Tweco Spray Master MS250

Professional welders understand that the MIG gun is the critical link between the machine and the workpiece. The Tweco Spray Master MS250 (Part Number 1023-1112) is designed to bridge that gap with authority. Rated at 250 Amps at 80% duty cycle (using CO2), this gun is built for fabricators who demand consistency and durability. This model features a Miller-style backend, making it an instant upgrade or replacement for the stock gun on your Miller welding machine.

Legendary Cooling and Durability

The Spray Master series earned its reputation by staying cool under pressure. Even during long welds or high-amperage spray transfer modes, the MS250 manages heat effectively to protect the front-end consumables and the operator's hand. The 15-foot coaxial cable is robust and resistant to cuts and abrasion, yet flexible enough to maneuver around complex assemblies. The cable design also ensures consistent current transfer, resulting in a smoother, more stable arc.

Ready for Work

This gun arrives ready to tackle jobs using .035" to .045" wire diameters, the sweet spot for general manufacturing, automotive repair, and maintenance applications. The 60-degree conductor tube provides a natural angle for accessing joints, while the slip-on nozzle design allows for quick spatter removal and contact tip changes. Because it uses standard Tweco consumables—the most popular style in the world—finding replacement tips and nozzles is never a hassle.

Key Benefits for the Welder

  • Direct Fit: No adapters needed for Miller machines with standard power pin receptacles.
  • Comfort: The handle is shaped to fit the hand naturally, reducing fatigue.
  • Serviceability: The entire gun is designed to be repaired, from the trigger switch to the liner, extending the total service life of your investment.

Whether you are replacing a worn-out torch or upgrading to a heavier-duty option, the Tweco Spray Master MS250 offers the reliability and performance required to produce high-quality welds shift after shift.

Additional Information
Brand:Tweco
Amperage:250
Length:15 ft
Back End:Miller
Wire Size:0.035" - 0.045"
Item:Gooseneck
Cooling Type:Air Cooled
Duty Cycle:80% @ 250A (CO2)
Conductor Tube Angle:60 Degree
Process Type:MIG (GMAW)
Cable Type:Coaxial
Packaging Description:pack of 1

INCLUDED

  • 1 x Tweco Spray Master MS250 MIG Gun (250 Amp)
  • 1 x 15 ft. Cable Assembly with Miller Backend
  • 1 x Contact Tip (Installed, .035"/.045")
  • 1 x Gas Diffuser (Installed)
  • 1 x Nozzle (Installed)
  • 1 x Steel Liner (Installed)
  • 1 x Owner's Manual

APPLICATIONS

  • General Metal Fabrication
  • Structural Steel Welding
  • Automotive Repair and Restoration
  • Maintenance and Repair Operations (MRO)
  • Farm and Ranch Welding
  • Light to Medium Manufacturing
  • Shipbuilding (Light Duty)

FAQ

This gun features a Miller-style backend connection, making it compatible with most Miller MIG welders and wire feeders that accept a standard Miller plug, such as Millermatic 200, 210, 212, 250, 251, 252, and various S-Series feeders.

The Tweco Spray Master MS250 uses standard Tweco 11 Series contact tips, 52 Series gas diffusers, and 22 Series nozzles (typically 22-50 or 22-62).

The MS250 is rated at 250 Amps at 80% duty cycle when using CO2 shielding gas, and typically around 200-225 Amps at lower duty cycles when using mixed gases like Argon/CO2.

Yes, but you will need to replace the standard steel liner with a polymer or nylon liner (sold separately) to prevent wire shaving and feeding issues with soft aluminum wire.

Yes, it comes pre-installed with a steel conduit liner suitable for .035" to .045" hard wires.

This specific model (1023-1112) comes with a 15-foot (4.5 meter) cable assembly.

Yes, the conductor tube (gooseneck) is replaceable. The standard tube is a 60-degree bend, but other angles are available if needed for specific access.

Simply pull or twist off the slip-on nozzle, then unscrew the contact tip from the gas diffuser. Install the new tip and replace the nozzle.