When it comes to industrial welding, few tools are as recognizable and trusted as the Tweco No. 4 MIG Gun. This specific model, the Tweco 10401133, combines the legendary durability of the No. 4 series with a direct connection for Miller welding machines. Rated at a robust 400 Amps at 60% duty cycle, this air-cooled gun is designed to handle high-amperage applications, making it perfect for structural steel, heavy fabrication, and manufacturing environments where downtime is not an option.
The 12-foot (4-meter) cable length offers an excellent balance between reach and wire feeding performance. While longer guns can sometimes struggle with softer wires or complex feeding paths, the 12-foot length ensures smooth, consistent wire delivery while still giving the welder ample room to move around large workpieces. The cable itself is built to withstand the rigors of the shop floor, featuring a tough outer jacket that resists abrasion, cuts, and burns.
One of the primary advantages of choosing a genuine Tweco gun is the consumable system. This gun utilizes the ubiquitous Tweco 14 Series contact tips, 24 Series nozzles, and 54 Series gas diffusers. These are among the most widely available and cost-effective consumables in the welding industry, ensuring that you can always find parts to keep your operation running. The simple, rugged front-end design allows for quick changes, minimizing interruption during long welding shifts.
Ergonomics play a huge role in welder comfort and productivity. The classic Tweco handle is shaped to fit naturally in the hand, reducing grip strain during extended use. The trigger action is crisp and reliable, designed to last through hundreds of thousands of cycles. By adapting this gun with a Miller back-end, Tweco allows owners of Miller power sources to experience the distinct feel and performance of a Tweco No. 4 without the need for clunky adapters. Whether you are welding mild steel, stainless, or flux-cored applications, this gun delivers the consistency and power transfer professional welders demand.
| Additional Information |
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| Brand:Tweco |
| Amperage:400 |
| Length:12 ft |
| Back End:Miller |
| Front End:Tweco |
| Torch Type:Air-Cooled MIG Gun |
| Cooling Method:Air Cooled |
| Duty Cycle:60% @ 400A |
| Wire Size Capacity:Up to 5/64" (2.0mm) |
| Consumable Series:Tweco 14 Series, Tweco 24 Series |
| Handle Style:Standard Tweco Ergonomic |
| Packaging Description:pack of 1 |
