Pinnacle PROMIG 350I Professional MIG Welding Machine

Professional MIG Welder • Multi-Process Welding Machine • Industrial MIG Welding Equipment • High Duty Cycle MIG Welder • Pinnacle Welding Machine PROMIG 350I 

Product Overview

The Pinnacle PROMIG 350I is a cutting-edge MIG welding machine designed for precision, durability, and versatility in a range of industrial applications. Engineered with the professional welder in mind, this machine offers unparalleled performance in welding tasks, ensuring high-quality results every time.

Key Features

  • Advanced Control Panel: Intuitive interface for precise adjustments and control.
  • Multi-Process Capability: Supports MIG, TIG, and Stick welding, offering flexibility across various welding tasks.
  • High Duty Cycle: Ensures reliable performance during extended welding sessions.
  • Portable Design: Compact and lightweight for easy transport and setup.
  • Robust Construction: Built to withstand the rigors of industrial environments.


  • Versatility: Capable of handling a wide range of materials, including mild steel, stainless steel, and aluminum.
  • Precision: Advanced technology ensures accurate and clean welds.
  • Efficiency: High duty cycle and fast welding speeds reduce project completion times.
  • Durability: Designed for longevity, even in demanding conditions.
  • User-Friendly: Simple setup and operation, regardless of skill level.

Technical Specifications

Technical Data Unit Value
Rated Input Voltage V 380V±- 15%
Rated Frequency Hz 50 / 60
Rated Input power KV 14KV
Rated Input Current A 23A
Input Voltage Range V 12-40V
Output Current Range A 40-350A
Rated Duty Cycle % 350A/31.5V - 100%
No Load Voltage V 70V
Gas Flow L/min 15 ~ 20
Wire Size mm 0.8-1.2mm
Insulation Class H
Protection Class IP21S


Ideal for both light industrial applications and heavy-duty projects, the PROMIG 350I excels in:

  • Automotive repair and fabrication
  • Construction and infrastructure development
  • Manufacturing and metal fabrication
  • DIY projects and home improvement

Warranty Information

Pinnacle provides a comprehensive 1-year warranty on the PROMIG 350I, covering parts and labor to ensure your investment is protected.


  1. Can the PROMIG 350I handle aluminum welding? Yes, it's equipped for aluminum welding, making it a versatile choice for various projects.

  2. Is it suitable for beginners? Absolutely, its user-friendly interface and versatile capabilities make it suitable for welders at all skill levels.

  3. How does it perform on thicker materials? With a wide amperage range and high duty cycle, it can effectively weld thicker materials with ease.

  4. Can I use it for TIG welding? Yes, it supports TIG welding, offering exceptional versatility.

  5. What's included with the purchase? The PROMIG 350I comes with a MIG torch, ground clamp, and necessary cables. Additional accessories may be purchased separately.

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