Description
For fabricators aiming for higher TIG welding productivity and lower operating costs, the new Miller Syncrowave 400 - 907783 is an excellent choice. It's an energy - efficient TIG welding power source that enables welders to complete more work easily. This package includes only the power supply, while other packages with a complete setup are also available.
Easy to Use
The intuitive user interface is a breeze to understand, allowing for quick parameter adjustment. This means less time spent training new employees and more work getting done.
Pro - Set Feature
It takes the guesswork out of setting TIG weld parameters. One touch gives you the speed, convenience, and confidence of preset controls.
Auto - Link
The circuit automatically connects the power source to the primary voltage (208/240/480 V, single or three - phase).
Smaller Footprint
Smaller and lighter machines are easy to move around and improve the workplace environment.
Simple to Install
It accepts either single or three - phase input power.
Energy Efficient
Save up to 33% on energy costs compared to outdated welding power sources.
Better Arc Performance
It provides more stable arcs and better arc - starting characteristics, making it easy for welders to do more and better work.
Processes:
- Stick
- TIG DC
- TIG AC
- Pulsed TIG
The Miller Syncrowave 400 - 951831 has a 3 - year True Blue Miller Warranty.
*The Syncrowave 400 does not come with an input power plug installed.
Included with Product
- Miller Syncrowave 400 AC/DC TIG Power Source
Packages that include TIG set up and foot control 951831
Specifications
Click the image below to view full spec sheet
Video
Accessories

Using the Miller Syncrowave 400 power supply is quite straightforward. First, connect it to the appropriate primary voltage (208/240/480 V, single or three - phase) using the auto - link feature. Then, use the intuitive user interface to adjust the parameters according to your welding needs. With the Pro - Set feature, you don't have to guess the right settings. Just press a button for preset controls.
When it comes to installation, you can choose either single or three - phase input power. However, keep in mind that the Syncrowave 400 doesn't come with an input power plug installed, so you'll need to take care of that.
For maintenance, make sure to keep the machine clean and dry. Since it's energy - efficient, it will save you up to 33% on energy costs, but still be mindful of power usage. Also, remember that the Miller Syncrowave 400 - 951831 has a 3 - year True Blue Miller Warranty, so if you encounter any issues during this period, you can get support. And always follow safety procedures when using any welding equipment.