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.
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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.
What's Included
- PipeWorx 400 Power Source, 230/460V
- PipeWorx Dual Feeder with drive rolls (300366)
- Two 15 ft (4.6 m) PipeWorx 300A MIG Guns (195400)
- Side-mount Cable Hangers
- Cable Kit with 25ft. (7.6m) Work Sense Lead (300367)
Not included: Power Cord, Filler Metals, Shielding gas (for welding with solid wire (GMAW)
Your local welding distributor can provide shielding gas, additional welding wire and a full product offering.
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.
Other Versions of the Miller Pipeworx 400:
Specifications - PipeWorx 400 Welding System Package 230/460V | |
---|---|
Processes | Regulated Metal Deposition (RMD) |
Industries Interests | Shipbuilding Pipeline Construction and Fabrication |
Amperage | 40 A - 400 A |
Weldable Metals | Specialty Metals Stainless Steel Steel |
Rated Carbon Diameter | 5/16 in (7.9 mm) |
Max Open Circuit Voltage | 90 VDC |
Weld Output | CC/CV |
Input Voltage | 220/230/240 V 460/480 V |
Input Phase | 3-Phase |
Input Hz | 50/60 Hz |
Applications | Fabrication Industrial Welding Pressure Vessel Process Pipe Refineries and Power Plants Welding Education and Training |
SHIPPING DIMENSIONS |
|
Height: | 42.50 Inches |
Width: | 38.50 Inches |
Length: | 60.75 Inches |
Weight: | 448 Lb(s) 0 Oz |
Accessories
Consumables
Product Questions and Answers
Can the PipeWorx be used to weld plate?
The Welding Processes in the PipeWorx were Developed and Optimized for all-position, Pipe Welding Applications using Filler Metals and Shielding Gases that are commonly used by customers that manufacture welded spool assemblies in a shop environment. During our development and testing, we have found that the PipeWorx Welding processes are very robust. As a result, it is highly likely that users will be able to find settings that produce High Quality Welds on Plate Applications.
Can the PipeWorx be used on 208-volt power input?
The PipeWorx was not designed to operate on 208-volt. We typically (but not always) receive the request when a demo is planned at a distributor location. The power source will operate on a minimum 208-volt input. A degradation of weld performance will occur below 208-volt input and above 500 ipm wire feed speed.
Can the PipeWorx Run on Single Phase Power?
The PipeWorx 400 is designed to run only on 3 phase power. If 3 phase power is not available, it is possible to use a phase converter to power the PipeWorx 400.
Can the PipeWorx be used to weld aluminum?
The PipeWorx System was not designed to weld aluminum because this was a negligible requirement in a pipe shop.
Does the suitcase feeder operate on the PipeWorx System?
There is not a suitcase feeder available for the PipeWorx 400 System. The PipeWorx System was not designed for field applications. Pipe shops require higher amperages for roll welding, less environmental protection and operate on single voltages, while field applications require more portability (less amperage), environmental protection and need to operate on various voltages (auto line). The PipeWorx 350 FieldPro system was designed to bring the benefits of the PipeWorx into the Field.
Can we provide a complete system with ground cables, gas hoses and regulators – like AMS?
The weld package 951381 has been ordered by most customers. This package comes with a dual feeder. We have completed a dual feeder accessory package 300568, which includes a work cable and clamp, two gas hoses and two regulators. This is shown on the spec sheet. If the customer has a bulk gas system, two hoses and regulators are not required.
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