The Lincoln Electric Flextec® 350X is a rugged, high-performance multi-process welder built to perform anywhere the job takes you. Designed for both shop and field applications, the Flextec 350X delivers reliable arc performance, advanced welding capabilities, and exceptional durability in harsh environments.
With support for Stick, TIG, MIG, Flux-Cored, and gouging processes, this versatile machine is ideal for fabrication, construction, structural steel, and pipeline welding. Backed by Lincoln Electric’s industry-leading 5-year warranty, the Flextec 350X is engineered for long-term productivity and dependable performance.
- Supports SMAW (Stick), GTAW (TIG), GMAW (MIG), FCAW, and CAC-A (gouging)
- Consistent arc performance across all welding processes
- Ideal for fabrication, construction, shipbuilding, and pipe welding
- Adjust voltage and amperage directly at the arc without control cables
- Reduces jobsite clutter and improves safety
- Improves productivity by minimizing trips back to the machine
- Compatible with ArcLink® digital wire feeders for pulse MIG capability
- Reduces spatter, lowers heat input, and improves weld quality
- Synergic pulse modes simplify setup and increase efficiency
- Automatically adapts to 200–600V input power
- Supports single or three-phase input
- Ideal for jobsites with varying or unstable power sources
- IP23-rated for outdoor use in harsh environments
- Desert Duty® rated for operation up to 131°F (55°C)
- Durable internal components designed to resist dust, moisture, and impact
- Easy-to-use interface for quick setup and operation
- Dedicated controls for arc performance and hot start
- Clear displays for voltage and amperage monitoring
The Flextec® 350X family includes multiple configurations designed for different applications and environments:
- Flextec 350X Construction: Field-ready unit with excellent arc stability for structural and pipeline work
- Flextec 350XP: Shop-focused model with full ArcLink® compatibility for advanced digital control and pulse welding
- Flextec 350X PowerConnect™: Automatically adjusts to input power (200–600V), ideal for variable power environments
The Flextec 350X is available in Ready-Pak® configurations that arrive pre-assembled and ready to weld, helping reduce setup time and increase productivity.
- Flextec® 350X power source
- Compatible wire feeder (such as DLF-82 or LN-25X)
- Welding gun and cable assembly
- Work cable and ground clamp
- Control cables or ArcLink® connections (depending on configuration)
Note: Ready-Pak® systems are shipped assembled on a pallet. Welding wire and shielding gas are sold separately.
- Structural steel fabrication
- Construction and field welding
- Pipeline and pipe welding
- Shipbuilding and heavy industry
The Flextec® 350X combines portability, power, and advanced technology into a single reliable platform. With features like CrossLinc®, Pulse MIG capability, and PowerConnect™, this machine is built to maximize productivity while maintaining exceptional weld quality in any environment.