Miller Electric Millermatic 255 MIG Welder
$2,514.00
The Miller Electric Millermatic 255 MIG Welder is an advanced all-in-one MIG and pulsed MIG welder designed to improve productivity, weld quality, and efficiency in fabrication and manufacturing environments.
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Overview Miller Electric Millermatic 255 MIG Welder
The Miller Electric Millermatic 255 MIG Welder is a high-performance MIG and pulsed MIG welding system engineered for professional fabrication, manufacturing, and aluminum welding applications. Combining advanced welding processes with a modern, easy-to-use interface, this machine helps operators produce higher-quality welds with less rework and reduced setup time.
With support for MIG, pulsed MIG, and flux-cored welding, this lightweight yet powerful unit is built for shops that demand flexibility, precision, and repeatable results across a wide range of materials and thicknesses.
Features and Performance
- Supports MIG, pulsed MIG, and flux-cored welding processes
- Pulsed MIG welding reduces heat input, minimizes distortion, and improves weld appearance
- 7-inch color LCD display simplifies setup and parameter selection
- Auto-Set technology provides predefined weld settings for consistent results
- Program mode allows saving and recalling frequently used weld parameters
- Locks and limits help maintain welding procedure specifications and reduce operator error
- MDX-250 MIG gun with AccuLock S consumables ensures consistent wire feeding and reduced downtime
- USB port enables software updates and weld program transfer
- Generator compatible for mobile fabrication and remote jobsite use
- Lightweight design makes it a portable industrial MIG welder without sacrificing output
This machine is ideal for users seeking a pulsed MIG welder for fabrication shops focused on quality and efficiency.
Why You Should Buy it
- Delivers higher weld quality with pulsed MIG technology
- Reduces post-weld cleanup and material distortion
- Increases productivity with programmable weld settings
- Easy-to-learn interface supports welders of all skill levels
- Lightweight design improves portability compared to traditional transformer machines
- Excellent choice for manufacturing, aluminum fabrication, and MRO operations
- Backed by a 3-year manufacturer warranty for long-term reliability
If you need a professional MIG welder with advanced pulse capability, this model offers a strong balance of performance, control, and portability.
| Specification | Details |
|---|---|
| Input Voltage | 208 / 220 / 230 / 240 V |
| Welding Processes | MIG (GMAW), Pulsed MIG, Flux Cored (FCAW) |
| Amperage Range | 20 A – 350 A |
| Rated Output | 230 A at 25.5 V (60% duty cycle) |
| Material Thickness Capacity | Mild Steel: 24 ga – 1/2 in |
| Weldable Metals | Aluminum, Stainless Steel, Steel |
| Wire Feed Speed | 50 – 800 IPM (1.3 – 20 m/min) |
| Wire Diameter Supported | 0.023 – 0.045 in |
| Spool Size | 12 in |
| Current Type | DC |
| Weld Output Type | CV |
| Input Phase | Single Phase |
| Frequency | 50 / 60 Hz |
| Input Amperage | 31.4 A |
| Dimensions (W x H x L) | 13.75 in x 19.25 in x 26.25 in |
| Net Weight | 84 lbs |
| Portability | Integrated handle, optional running gear |
| Warranty | 3 Years |
- Power source with power cord
- 15 ft 250-amp MIG gun
- Work cable with clamp
- Gas regulator and hose
- Extra contact tips
- Material thickness gauge
- Reversible drive rolls




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