Pulled from a running machine for an upgrade. Board has been used so it does have dust on it. The WTC Nelson 824644 Weld Controller PCB is a high-quality industrial spot welder control board designed for precision welding tasks. With the WTC brand known for its reliability and durability, this control board is perfect for various welding applications in the manufacturing industry. Its sturdy construction and efficient performance make it a valuable tool for spot welding tasks that require accurate and consistent results.