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Introducing the New Miller Maxstar 400: Now with 7-Inch LCD Display

Introducing the New Miller Maxstar 400: Now with 7-Inch LCD Display

At Baker's Gas and Welding, we are thrilled to introduce the latest advancement in welding technology: the new Miller Maxstar 400. This powerful and versatile machine has been reimagined to elevate your welding experience with its new intuitive LCD interface, enhancing precision and ease of use. Here's why we think the Maxstar 400 should be your go-to choice for all your welding needs. 

Maxstar 400 machine


Product Benefits and Features


Enhanced User Interface with LCD Display

The new Maxstar 400 features a 7-inch LCD display, making it easier than ever to set up and select the correct parameters. The interface is user-friendly, with dynamic images and on-screen explanations that ensure proper machine setup, even for those new to welding. 


Versatile Welding Capabilities

The Maxstar 400 is capable of TIG (GTAW), Pulsed TIG (GTAW-P), Stick (SMAW), and Air Carbon Arc (CAC-A) processes, making it a versatile tool for a wide range of applications. Whether you're working on precision fabrication, tube mills, or pressure vessel fabrication, this machine has you covered. 


Powerful and Reliable Performance

With an amperage range of 3-400 A and rated output of 300A at 32 V (60% duty cycle), the Maxstar 400 provides the power you need for the most demanding jobs. Its robust design and three-year warranty on parts and labor ensure long-lasting reliability.


Advanced Features for Better Welding
  • Blue Lightning Technology: Provides more consistent high-frequency arc starts and greater reliability.
  • Lift-Arc: Allows for AC or DC arc initiation without the use of high frequency.
  • Pro-Set: Eliminates guesswork by allowing quick and accurate parameter setup.¬†
  • QuitePulse: Reduces audible noise by selecting sine or triangular waveform.


Program Memory

Easily save and recall your favorite weld settings, enhancing productivity and consistency across different jobs.


Universal Voltage Compatibility

The Auto-Line feature allows for any input coltage hookup (208-600 V) without manual linking, providing convenience in various job settings, especially where power is unreliable. 


Integrated USB Port

Update software, back up settings, and transfer saved weld programs effortlessly via the front panel USB port.


Differences from the Previous Generation

The Maxstar 400's new LCD display is a significant upgrade from the previous generation, which relied on traditional control knobs and less intuitive interfaces. The LCD screen not only simplifies the setup process but also provides more detailed information and guidance, making it accessible for welders of all skill levels. Additionally, the new model retains all the robust features and reliable performance of it predecessor while introducing enhancements that improve the overall user experience and welding quality.

Looking for another TIG welder from Miller? Baker's Gas and Welding has plenty of other options to choose from if the Maxstar 400 doesn't check all your boxes. You can check out our full collection of Miller TIG welders here!

Ready to upgrade your welding equipment? Reach out to Baker's Gas and Welding for any questions or to request a quote. Call us at 877-930-5690, email us at support@bakersgas.com, or visit our website at www.bakersgas.com. Our team is here to help you find the perfect welding solution for your needs. 

Drew A.


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