Heart & Industry

Home · TPS Weldtech

Lincoln Speedtec® 400SP

Lincoln Speedtec® 400SP

TPS Weldtech

Price not listed

The Speedtec ® 400SP is a high-performance, multi-process inverter welding power source designed for heavy-duty fabrication and industrial applications. Capable of delivering up to 420 A at a 100 % duty cycle, it supports MIG/MAG, pulsed MIG, flux-cored, stick (MMA), lift-TIG and air gouging processes with smooth and stable output. Built around a rugged, modular platform with advanced digital communication and optional wire feeders, it offers productivity-boosting features like Speed Short Arc™, High Penetration Speed™ and Soft Silence Pulse™ for faster travel speeds, deeper weld penetration a

TPS Weldtech's own words, read from their page.

Buy from TPS WELDTECH LIMITEDPrice seen 2026-09-26. Not an affiliate link, we earn nothing from it.

Where this comes from

The part other shops don't tell you. Three separate questions, kept separate on purpose, each with its source.