Miller PipeWorx 400 #951000094 - High-Precision Multiprocess Welding System for Pipe Fabrication

The Miller PipeWorx 400 Welding System Package #951000094 is a complete solution designed to optimize productivity and weld quality in pipe fabrication applications. Operating on 230/460V three-phase power, this system delivers a rated output of 400 A at 36 VDC (100% duty cycle) and supports wire feed speeds ranging from 50 to 780 inches per minute (1.3–19.8 m/min).

With advanced capabilities including Stick, DC TIG, MIG, Flux-Cored, Regulated Metal Deposition (RMD®), and Pulsed MIG processes, the PipeWorx 400 simplifies complex welding operations while ensuring consistent results across root, fill, and cap passes.

Download literature of this machine:

Spec Sheet - PipeWorx Welding Systems

Highlights

• Quick Process Changeover: Switch between welding processes without manually adjusting polarity, cables, or hoses using Quick-Select™ technology.
• Memory Presets: Save up to 4 program settings per process for Stick, DC TIG, MIG (left &right sides), reducing setup time & improving repeatability.
• Optimized for Pipe Fabrication: RMD® and Pulsed MIG ensure superior arc control for pipe root, fill, and cap welds with minimal rework.
• Integrated Cable and Gun Storage: Keeps cables connected and organized, eliminating the need for reconnection during process changes.
• Wind Tunnel Technology™ and Fan-On-Demand™: Protects internal components from airborne contaminants while enhancing cooling efficiency.
• Digital Meters with Adjustable Brightness: Provides clear visibility of settings in various lighting conditions for increased operator efficiency.
• Multi-Voltage Flexibility: Operates on 230V or 460V three-phase power, making it adaptable for different job site requirements.
• Compact, Heavy-Duty Design: The robust construction is built to withstand rigorous industrial use while maintaining portability.
• Wire Feed Speed Control: Offers a precise range from 50 to 780 IPM (1.3–19.8 m/min) for increased control over deposition rates.
• True Blue® 3-Year Warranty: Backed by Miller’s industry-leading warranty, providing peace of mind and reliable service.

Processes

• Stick (SMAW)
• DC TIG (GTAW)
• MIG (GMAW)
• Regulated Metal Deposition (RMD®)
• Pulsed MIG (GMAW-P)
• Flux-Cored (FCAW)

Industries

• Shipbuilding
• Pipeline Construction
• Structural Steel Fabrication
• Refineries and Power Plants
• Process Piping

Benefits of the Miller PipeWorx 400 Welding System

• Enhanced Productivity: Streamlined process switching and memory presets minimize downtime and operator error.
• Superior Weld Quality: RMD® and Pulsed MIG technologies provide precise arc control, minimizing spatter and rework.
• User-Friendly Controls: Simplified interface reduces operator training requirements and ensures consistent welds.
• Increased Durability: Rugged construction and protective features ensure long-lasting performance in demanding environments.
• Versatile Application: Supports multiple welding processes, making it ideal for diverse pipe welding needs.

Fast, Free Shipping & Easy Returns

Enjoy fast, free shipping on the Miller PipeWorx 400 Pipe Fabrication Welding System Package #951000094. If you're not completely satisfied with your purchase, take advantage of our easy returns process. For assistance, contact Welders Supply customer support at 1-844-682-0205.

Explore more welding machines and Miller welding supplies at the best prices online, from Welders Supply.

This product replaces these legacy models:

• Pipeworx 400 Welding System 230/460 V #951381

• Spec Sheet - Miller PipeWorx Welding Systems
• Pipe and Tank Product Guide
• PipeWorx 400 Hidden Features
• PipeWorx 400 FAQs
• Petrochemical Solutions Brochure

Product Questions and Answers

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