Lincoln Flextec 350X Construction Multi-Process Welder

The Lincoln Flextec 350X Construction Multi-Process Welder is a professional-grade inverter power source engineered specifically for field construction, pipeline projects, and structural fabrication. Built to perform in harsh jobsite environments, it delivers up to 350 amps of output for stick, TIG, MIG, and flux-cored welding, as well as carbon arc gouging.

With CrossLinc technology, this welder allows full remote control of welding output directly through standard weld cables—eliminating extra control cords and reducing setup time. When paired with a compatible portable feeder, it becomes a complete, highly efficient field wire welding system.

Features and Performance

• Multi-process capability supports stick, TIG, MIG, and flux-cored welding

• Up to 350 amp output for demanding construction and fabrication tasks

• CrossLinc technology enables full control without separate control cables

• Compatible with CrossLinc and across-the-arc wire feeders

• Recommended pairing with LN-25X CrossLinc portable wire feeder

• Simple, streamlined operator panel minimizes setup and adjustment time

• Tweco style output connectors for rugged, jobsite-ready connections

• Components designed to run cool for long service life in high-temperature environments

• Carbon arc gouging capability with electrodes up to 1/4 in diameter

• IP23-rated enclosure suitable for outdoor and field conditions

These features make it a dependable Lincoln construction multi process welder for professionals working in demanding environments.

Why You Should Buy It

• Designed by Lincoln Electric specifically for construction and field erection

• Ideal for cross-country pipeline, structural fabrication, and heavy equipment work

• CrossLinc system reduces clutter and improves jobsite efficiency

• Portable design balances power output with manageable weight

• Supports a wide range of welding processes in one machine

• Built for reliability in harsh, high-temperature jobsite conditions

• Backed by a 5-year manufacturer warranty for long-term confidence

If you need a Lincoln field-ready welder that combines power, versatility, and simplified setup, the Flextec 350X Construction model is a proven solution.

FAQ – Lincoln Flextec 350X Construction Multi-Process Welder

Is this welder suitable for field construction and pipeline work?
Yes, it is specifically designed for construction, field erection, and pipeline welding applications.

What welding processes does this machine support?
It supports stick, TIG, MIG, flux-cored welding, and carbon arc gouging.

What is the advantage of CrossLinc technology?
CrossLinc allows remote control of welding output through standard weld cables, eliminating extra control cords.

Can this welder be used with portable wire feeders?
Yes, it is recommended for use with LN-25X CrossLinc portable feeders and supports across-the-arc feeders.

Is this machine suitable for outdoor use?
Yes, the IP23-rated enclosure and rugged design make it suitable for outdoor job sites.