Description
The Millermatic 252 is an all - in - one MIG welding solution. It can weld materials from 22 gauge to 1/2 inch thick in a single pass. Adding the Spoolmatic 30A makes aluminum welding a breeze.
Highest Output In Its Class
With a 40% duty cycle at 250A and 60% at 200A, the Millermatic 252 lets you weld longer on high - end projects.
Digital Front Panel
The large digital interface with built - in timers allows you to preset voltage and wire feed speed. It also has standard run - in, pre/post flow, burn back, and spot/delay (stitch) timer menus.
Auto Gun Detect
Welding just got easier! Pull the trigger on any MIG, spool, or push/pull gun, and the Millermatic 252 automatically detects and recalls settings.
Push - Pull Gun Direct Connection
Get superior aluminum MIG welding by directly connecting optional push - pull or spool guns like XR push - pull guns or Spoolmate 200, no extra module needed.
Line Voltage Compensation
It keeps the power stable even if the input voltage varies by 10%.
Active Arc Stabilizer
Minimize weld cleanup and get excellent starts, outperforming the competition.
Fan - On - Demand
The cooling system runs only when needed, reducing noise, energy use, and contaminants.
Angled, Dual - Gear Driven, Cast Aluminum Drive System
Features no - tool, quick - change reversible drive rolls and an easy - to - set tension knob.
EZ - Change Low Cylinder Rack
Roll cylinders on and off the rack easily without lifting.
EZ - Access Consumable Compartment and Parameter Chart
Set parameters quickly with the new flip - down compartment for easy access to the chart and consumables.
Miller True Blue 3 - Year Warranty
Included with Product
- Millermatic 252 - 907321
- 15 ft (4.6 m), 250 amp MDX MIG gun w/ AccuLock consumables
- 10 ft (3 m) power cable and plug
- 10 ft (3 m) work cable and clamp
- Factory - installed running gear with EZ - Change Single Low Cylinder Rack
- Argon mix regulator/flow gauge and hose
- .030/.035 in reversible drive rolls
- Extra contact tips
- EZ - Access Consumable Compartment and Parameter Chart
Specifications
Click the image below to view the full spec sheet.
Starter Bundle Includes
- Miller Machine Cover
- Consumable Kit
- 33# Spool 70S6 Wire
- Carbon Steel Wire Brush
- Irwin Welpers
Baker's Bundle Includes
Consumable Kit
- Miller AccuLock S .030 tips 10pk - T - A030CH
- Miller AccuLock S .035 tips 10pk - T - A035CH
- Miller AccuLock S Thread Flush Nozzles 5/8', 2/pk - N - A5800C
- Miller AccuLock S Diffusers, 2/pk - D - MA250
- Miller Sticker
Accessories



Using the Millermatic 252 is quite straightforward. First, connect the power cable and plug it into a suitable power source. Make sure the line voltage is within the acceptable range, as the welder has line voltage compensation to keep the power stable. Next, attach the work cable and clamp to the workpiece. For welding different materials, select the appropriate wire and set the voltage and wire feed speed on the digital front panel. You can preset these settings using the built - in timers. When using a MIG, spool, or push - pull gun, just pull the trigger, and the auto gun detect feature will recall the right settings. For aluminum welding, add the Spoolmatic 30A. When it comes to maintenance, keep the machine clean. The fan - on - demand system helps reduce the amount of contaminants pulled in, but it's still a good idea to check for dust and debris regularly. The angled, dual - gear driven, cast aluminum drive system has no - tool, quick - change reversible drive rolls, so changing the rolls is easy. Also, take advantage of the EZ - access consumable compartment to replace contact tips and other consumables as needed. And remember, the Miller True Blue 3 - year warranty gives you peace of mind, but follow all safety instructions during operation.