Miller XMT® 350 MPA Pulse Inverter Welder – 230–460V Auto-Line™ (MR907366002)
The Miller XMT® 350 MPA Pulse Inverter Welder is a versatile, high-performance multi-process welding power source engineered for industrial fabrication, construction, shipbuilding, rail, and heavy manufacturing applications. Built with advanced inverter technology and Miller’s proven reliability, the XMT 350 MPA delivers exceptional arc control, consistent output, and outstanding weld quality across multiple processes.
Designed to operate reliably on 230–460V input power, this machine is ideal for job sites, workshops, and generator-powered environments.
Auto-Lineâ„¢ Power Management
-
Automatically compensates for input voltage fluctuations
-
Maintains constant welding output with ±10% input power variation
-
Ideal for job sites, generators, and unstable power supplies
Advanced Cooling & Machine Protection
Fan-On-Demandâ„¢
-
Cooling system operates only when required
-
Reduces noise, energy consumption, and airborne contaminants
Wind Tunnel Technologyâ„¢
-
Protects internal electrical components and PC boards from dust and debris
-
Extends machine life in harsh industrial environments
Arc Control & Welding Performance
Inverter Arc Control Technology
-
Superior puddle control for E6010 Stick electrodes
-
Outstanding arc performance in MIG and Pulsed MIG welding
Built-In Pulsed MIG Programs
-
Synergic pulsed MIG capability for consistent, high-quality welds
-
Reduces spatter and improves bead appearance
Adaptive Hot Startâ„¢
-
Automatically boosts amperage at arc start
-
Prevents electrode sticking and ensures smooth starts
Lift-Arcâ„¢ TIG Starting
-
TIG arc initiation without high-frequency
-
Prevents tungsten contamination
Operator-Friendly Design
-
Dinse or Tweco-style weld disconnects for secure, high-quality cable connections
-
Process Selector Switch simplifies setup without limiting features
-
Large dual digital meters – easy to read and pre-set
-
Lightweight aerospace-grade aluminium case – durable protection with reduced weight
Safety & Compliance
-
VRD (Voltage Reduction Device) compliant with AS 1674.2 Category C
-
Improves operator safety in hazardous environments
Industrial Applications
-
Truck & Trailer Manufacturing
-
Shipbuilding
-
Repair & Maintenance Workshops
-
Rental Fleets
-
Rail & Railroad
-
Power Generation Plants
-
Fabrication Shops
-
Construction & Structural Welding
Warranty & Product Information
-
Warranty: 3-Year Miller True Blue® Warranty
-
Model: XMT® 350 MPA Pulse Inverter
-
Input Power: 230–460V with Auto-Line™
-
Processes: MIG, Pulsed MIG, Stick, TIG (Lift-Arcâ„¢)
-
Part Number / SKU: MR907366002



