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10401058 - Tweco Spray Master MS450 MIG Gun 450A 25ft 1/16" Tweco Connection

Packaging: pack of 1
$2,054.23/EA $1,500.60/pack of 1 only $1,500.60/EASave 27%

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SKU: TWE1040-1058 Categories: , ,

OVERVIEW

Heavy-Duty Industrial Performance

The Tweco Spray Master MS450 MIG Gun (SKU: 10401058) is engineered for the most demanding industrial environments. As part of the renowned Spray Master series, this 450-amp air-cooled gun is designed to deliver consistent performance in high-heat applications without the complexity of water-cooling systems. This specific configuration comes with a 25-foot cable, providing exceptional reach for welders working on large structures, railcars, or heavy machinery where mobility is essential.

Optimized for Heavy Deposition

Out of the box, the MS450-25-116 is set up for 1/16" (1.6mm) welding wire. This makes it an immediate solution for heavy fabrication tasks requiring high deposition rates and deep penetration. The gun utilizes Tweco's industry-leading consumables, including heavy-duty contact tips and diffusers that ensure stable arc transfer and longevity even under continuous use. The 80% duty cycle at 450 amps ensures that the tool can keep up with rigorous production schedules.

Durability and Compatibility

Featuring a standard Tweco backend connection, this MIG gun is compatible with a vast range of wire feeders commonly found in North American fabrication shops. The cable assembly is constructed with high-grade materials to resist abrasion, cuts, and burns, extending the service life of the unit. Maintenance is straightforward, with a simplified design that allows for quick liner changes and consumable replacements, minimizing downtime and keeping production moving.

Key Specifications

  • Model: MS450-25-116
  • Amperage: 450 Amps
  • Cable Length: 25 Feet (7.6 Meters)
  • Wire Capacity: 1/16" (1.6mm)
  • Connection: Tweco Style
Additional Information
Brand:Tweco
Amperage:450
Length:25 ft
Wire Size:1/16"
Back End:Tweco
Torch Type:MIG Gun
Cooling Method:Air Cooled
Duty Cycle:80% @ 450A
Series:Spray Master
Wire Diameter Capacity:1/16" (1.6mm)
Connection Type:Tweco
Packaging Description:pack of 1

INCLUDED

  • 1 x Tweco Spray Master MS450 MIG Gun
  • 1 x 25 ft (7.6m) Cable Assembly
  • 1 x Contact Tip (1/16" / 1.6mm installed)
  • 1 x Gas Diffuser
  • 1 x Nozzle
  • 1 x Liner (installed)
  • 1 x Tweco Backend Connection

APPLICATIONS

  • Structural Steel Fabrication
  • Heavy Equipment Manufacturing
  • Shipbuilding and Marine Repair
  • Railcar Construction
  • General Heavy Fabrication
  • Tank and Vessel Manufacturing

FAQ

The Tweco Spray Master MS450 is rated at 450 Amps at an 80% duty cycle when using CO2 shielding gas.

This specific model (1040-1058) comes factory set up for 1/16" (1.6mm) welding wire.

It features a standard Tweco backend connection, making it compatible with most wire feeders that accept Tweco-style guns.

No, the Spray Master MS450 is an air-cooled MIG gun designed to handle high amperages without water cooling.

The cable length is 25 feet (approximately 7.6 meters).

Yes, you can use smaller wire sizes (like .035" or .045") by changing the contact tip and liner to match the desired wire diameter.

It uses Tweco Spray Master series consumables, including 11-series contact tips and 24-series nozzles.