The Lincoln Electric Flextec® 500X is a powerful, industrial-grade multi-process welder built for demanding fabrication, construction, and shipbuilding applications. Engineered for both indoor and outdoor environments, this rugged power source delivers consistent performance, simple operation, and long-term reliability backed by an industry-leading 5-year warranty.
Designed with a focus on simplicity and flexibility, the Flextec® 500X provides advanced welding capabilities including pulse MIG, CrossLinc® technology, and multi-process functionality. Whether in the shop or on the jobsite, this machine offers the performance and adaptability professionals need to get the job done efficiently.
- Supports Stick (SMAW), MIG (GMAW), Flux-Cored (FCAW), TIG (GTAW), and arc gouging
- Up to 500A output for high-demand industrial applications
- Ideal for fabrication shops, construction sites, and shipyards
- Standard pulse modes for carbon steel, stainless steel, aluminum, and metal-cored wire
- Improves weld quality with reduced spatter and heat input
- Enhanced control for precision welding applications
- Adjust voltage and amperage directly at the arc without control cables
- Reduces jobsite clutter and improves operator safety
- Increases productivity by minimizing trips back to the machine
- Automatically compensates for voltage drop across long cable runs
- Ensures accurate weld settings at the arc for consistent results
- Improves weld quality and reduces rework
- IP23-rated for outdoor use
- Desert Duty® rated for operation up to 131°F (55°C)
- Built to withstand harsh industrial environments
The Flextec® 500X is available in multiple Ready-Pak® and One-Pak® configurations, allowing you to choose the right setup for your specific application. Packages vary based on included wire feeders, guns, and accessories.
- Wire Feeders: Options include Power Feed® 84, Flex Feed® 84, LF-72, LF-74, LN-25X, Activ8X, and PF 25M
- Drive Rolls: Kits available for solid wire, cored wire, and aluminum applications
- Guns: Magnum® PRO Curve™ 400 gun (15 ft) included in most packages
- Optional Aluminum Setup: Includes push-pull gun for aluminum welding applications
- Flextec® 500X power source (K3607-1)
- Selected wire feeder based on package configuration
- Welding gun and cable assembly
- Work cable and ground clamp
- Control cables or ArcLink® connections
- Drive roll kits matched to application
- Flowmeter/regulator and gas hose (on applicable packages)
Note: Ready-Pak® systems typically arrive pre-assembled on a single pallet, while One-Pak® systems require assembly but offer greater customization flexibility.
- General fabrication and manufacturing
- Structural steel welding
- Shipbuilding and marine applications
- Construction and field welding
The Flextec® 500X delivers the ideal balance of power, simplicity, and flexibility. With advanced features like pulse MIG and CrossLinc® control, along with rugged industrial durability, it is designed to maximize productivity and performance across a wide range of welding environments.