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951000095 - Miller PipeWorx 400 Welding System 575V Package with Dual Feeder

Packaging: 1 per ea
$41,951.43/ea $37,881.00/1 per ea only $37,881.00/eaSave 10%

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OVERVIEW

Master Pipe Fabrication with the Miller PipeWorx 400

Take your pipe shop's productivity to the next level with the Miller PipeWorx 400 Welding System (575V), a complete package designed to solve the unique challenges of pipe welding. Whether you are welding in a refinery, power plant, or a dedicated fabrication shop, this system simplifies the complex requirements of pipe joints. The package #951000095 comes ready to work, including the heavy-duty power source, a dual wire feeder, two 15-foot MIG guns, and all necessary cabling. It is the ultimate solution for welders who need to switch rapidly between root, fill, and cap passes without sacrificing quality or speed.

Simplified Setup, Superior Results

The PipeWorx 400 is famous for its "One Touch" simplicity. Thanks to the innovative Quick-Select™ technology, the machine does the thinking for you. When you pick up the MIG gun for your root pass, the machine automatically recalls the specific settings for that process. When you switch to the second gun for your fill pass, it instantly adjusts to those parameters. There is no need to walk back to the power source or manually toggle switches. This feature alone can save hours of non-arc time over the course of a week, allowing your welders to focus on what they do best: laying down perfect beads.

Advanced RMD and Pulsed MIG

Quality is non-negotiable in pipe welding, and the PipeWorx 400 delivers with Miller's RMD (Regulated Metal Deposition) technology. RMD takes the guesswork out of the root pass, providing a stable arc that handles misalignment and varying gap sizes with ease. It minimizes spatter and ensures consistent penetration, reducing the likelihood of rework. For the subsequent layers, the Pulsed MIG mode provides a spray-like transfer that is easy to control, works out of position, and deposits metal faster than TIG or Stick. The result is X-ray quality welds with less heat input and distortion.

Complete Package for 575V Power

This specific model is configured for 575V 3-phase input power, common in many industrial facilities in Canada and specific US regions. The system is built tough with an industrial-grade steel case and heavy-duty running gear. The included dual feeder ensures you always have the right wire ready to go. Backed by Miller's True Blue® 3-Year Warranty, the PipeWorx 400 is an investment in efficiency and quality that pays for itself through reduced setup time and elimination of weld defects. Order yours from Welders Supply today for fast, free shipping.

Additional Information
Amperage:400
Brand:Miller
Voltage:575 V
Weld Process:Multi-Process
Duty Cycle:100%
Packaging Description:1 Per Ea
Process Type:MIG (GMAW), Stick (SMAW), DC TIG (GTAW), Flux-Cored (FCAW), RMD, Pulsed MIG
Input Voltage / Phase:575V / 3-Phase
Output Range / Duty Cycle:400 A at 36 VDC, 100% Duty Cycle
Wire Feed Speed Range:50 - 780 ipm (1.3 - 19.8 m/min)
Amperage Range:40 - 400 A
Included Accessories:PipeWorx Dual Feeder, Two 15 ft PipeWorx 300A MIG Guns, Cable Kit with 25ft Work Sense Lead, Running Gear/Cylinder Rack
Applications:Pipe Fabrication, Refineries, Power Plants, Shipbuilding
Warranty Period:3 Years (True Blue Warranty)

INCLUDED

  • PipeWorx 400 Power Source (575V)
  • PipeWorx Dual Feeder with drive rolls (300366)
  • Two 15 ft (4.6 m) PipeWorx 300A MIG Guns (195400)
  • Cable Kit with 25ft. (7.6m) Work Sense Lead (300367)
  • Running Gear/Cylinder Rack

APPLICATIONS

  • Pipe Fabrication Shops
  • Refinery Maintenance and Construction
  • Power Plant Construction
  • Shipbuilding and Offshore
  • Pressure Vessel Fabrication
  • Process Piping

FAQ

This specific package (951000095) requires 575V 3-phase input power. It is not compatible with standard 230V or 460V inputs without a transformer.

The package includes the PipeWorx 400 Power Source (575V), a PipeWorx Dual Feeder with drive rolls, two 15-foot PipeWorx 300A MIG guns, a cable kit with a 25-foot work sense lead, and running gear.

RMD (Regulated Metal Deposition) is a modified short-circuit MIG process that precisely controls the arc. It is designed for root passes, offering better tolerance for gaps and misalignment while reducing spatter and ensuring consistent penetration.

Quick-Select primarily optimizes changeover between the two MIG guns on the dual feeder. However, the system allows for easy process selection for Stick and TIG through the user interface memory presets.

The machine is rated at 400 Amps at 36 VDC with a 100% duty cycle, meaning it can run continuously at full output without overheating.

Yes, the PipeWorx 400 supports Flux-Cored (FCAW) welding in addition to MIG, RMD, Pulsed MIG, Stick, and DC TIG.

Yes, the Miller PipeWorx 400 is backed by Miller's True Blue® 3-Year Warranty on the power source.

The feeder supports a wire feed speed range of 50 to 780 inches per minute (1.3 to 19.8 meters per minute).

CATALOGUE & SPEC SHEETS

Spec Sheet
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