Miller 907710 Maxstar 161 STL Portable DC TIG & Stick Welder
$944.00
The Miller Maxstar 161 STL (907710) is a super-portable DC TIG and Stick inverter welder built for professionals who prioritize mobility, precision, and reliability over maximum power or aluminum capability. It excels in stainless steel and mild steel TIG work in field and maintenance environments, but it is not intended for AC TIG or heavy industrial fabrication.
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Description
Miller 907710 Maxstar 161 STL Portable DC TIG & Stick Welder
Ultra-compact inverter-based DC TIG and Stick welder designed for high portability, low-power operation, and precise welding on stainless steel and mild steel.
The Miller Maxstar 161 STL (K907710) is a professional-grade DC-only TIG and Stick welding machine built for mobile fabrication, maintenance work, and precision welding where portability and arc control matter more than raw power. At only about 13 lb (6 kg), it is one of the most portable industrial TIG welders in its class.
This machine is designed for users who need DC TIG performance (steel/stainless only) plus Stick welding capability in a rugged, jobsite-ready inverter package.
Key Features
- Extremely portable (13 lb class)
- Dual-voltage input (120V / 240V)
- 5 amp TIG capability for very thin materials
- Excellent arc stability for DC TIG on steel & stainless
- Stick welding with 6010/7018 capability
- Built-in gas solenoid (no torch valve needed)
- Shoulder strap / handle for field mobility
- Simple interface (no complex digital menu systems)
Best Applications
- Mobile repair and maintenance (MRO)
- Stainless steel fabrication
- Pipe welding (light-duty)
- Automotive fabrication
- Aerospace/light precision work
- Field service welding
- Training and apprenticeship TIG work
Advantages
- Extremely lightweight and portable
- Very strong arc performance for DC TIG
- Excellent for tight spaces and field work
- Low power draw (runs on 120V if needed)
- Stable welding at very low amperage (down to ~5A)
- Reliable industrial-grade Miller build quality
Limitations
- DC only (no AC TIG → cannot TIG weld aluminum)
- No advanced waveform controls or pulse features (depending config)
- Lower duty cycle at maximum output
- Not designed for heavy fabrication or thick materials
- TIG torch and foot pedal often sold separately (package dependent)
| Specification | Details |
|---|---|
| Brand | Miller Electric |
| Model | Maxstar 161 STL |
| Part Number | 907710 |
| Processes | DC TIG (GTAW), Stick (SMAW) |
| Input Voltage | 120V / 240V Auto-Line |
| Output Range (TIG) | 5–160A |
| Output Range (Stick) | Up to 160A |
| Duty Cycle | ~20–30% @ max output (depends on voltage) |
| Welding Type | DC only (no AC) |
| Weight | ~13 lb (6 kg) |
| Arc Start | Lift-Arc / HF depending configuration |
| Cooling | Air-cooled system |
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