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Miller 951767 Multimatic 255 Pulsed Multi-Process Welder w/ RG (208-575V)
$3,999.00
The Miller 951767 Multimatic 255 is a top-tier multi-process industrial welder built for professionals who need MIG, Pulsed MIG, Stick, and both DC/Pulsed TIG in one system with up to 350A-class capability and wide voltage compatibility (208–575V). It is best suited for serious fabrication shops and production environments, not light workshop or hobby use.
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Description
Miller 951767 Multimatic 255 Pulsed Multi-Process Welder (208–575V) w/ Running Gear (RG)
The Miller Multimatic 255 (951767) is a high-end industrial multi-process inverter welder designed for serious fabrication, manufacturing, and heavy workshop use. It is part of Miller’s upper-tier portable systems, offering significantly more power and capability than the Multimatic 215/220 line.
This specific configuration (951767) includes the EZ-Latch running gear (RG), making it a more complete mobile shop setup with gas cylinder mounting and industrial transport frame.
Key Features
- True industrial multi-process capability
- One machine replaces MIG, TIG, and Stick setups
- Auto-Set Elite digital control
- Automatically sets welding parameters by material and thickness
- Pulsed MIG + Pulsed TIG
- Better control on thin materials and aluminum welding
- Wide voltage range (208–575V)
- Works in nearly any industrial environment
- EZ-Latch Running Gear (RG)
- Dual-cylinder gas rack + cable management system
- Makes the system mobile inside a workshop
Best Applications
- Industrial fabrication shops
- Automotive performance and chassis fabrication
- Aluminum fabrication (with spool/push-pull systems)
- Structural steel repair and manufacturing
- Heavy equipment maintenance
- Production welding environments
Advantages
- Extremely versatile (covers nearly all welding processes)
- High output (up to 350A class)
- Excellent for aluminum, steel, and stainless
- Advanced pulsed MIG improves weld quality and reduces distortion
- Industrial-grade control system with memory programs
- Strong shop mobility with running gear package
Limitations
- Not a light portable machine (84 lb class system)
- Expensive compared to entry/mid-range welders
- Requires proper industrial electrical setup for full performance
- Overkill for hobby or light garage use
| Brand | Miller |
|---|---|
| Full Model Name/SKU | Multimatic 255 w/ EZ-Latch Running Gear :(951767) |
| Country of Origin | USA |
| Welding Process | Pulsed MIG, MIG, Flux-Cored, Stick, DC TIG |
| Inverter/Transformer Technology | IGBT Inverter |
| Input Voltage | 208 – 575 V (Auto-Line Technology) |
| Output Current Range | 20 – 350 A |
| Duty Cycle | 60% @ 230 A, 100% @ 200 A |
| Open Circuit Voltage (OCV) | 87 VDC |
| Rated Input Capacity | 10.3 kVA @ 230V |
| Power Factor & Efficiency | Auto-Line Energy Management :Efficiency |
| Wire Feed Speed Range | 1.3 – 20.3 m/min (50 – 800 ipm) |
| Protection Class | IP21S |
| Insulation Class | Class F |
| Cooling System | Fan-On-Demand |
| Dimensions | 889 x 483 x 1016 mm (Total System) |
| Net Weight | 67 kg (Total System) |
| Smart Features | Pulsed MIG, Auto-Set Elite, 7-inch Color LCD, EZ-Latch Running Gear |
| Standard Compliance | CSA, IEC 60974-1 |
| Primary Application | Manufacturing, Custom Fabrication, Aluminum and Stainless Projects |
1 review for Miller 951767 Multimatic 255 Pulsed Multi-Process Welder w/ RG (208-575V)
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Lozey –
Pretty good experience with the store. Ordering was easy, the product arrived as expected, and everything was packaged well. No issues with the purchase so far. I’d definitely consider ordering from them again.