C910-0925 TIG welding foot control pedal will upgrade your foot control for Harbor Freight Vulcan TIG welders with a 9-pin plug. Comes with 25-foot cable that plugs into the 9-pin receptacle on your welder.Features heavy-duty steel housing, tough made-in-USA cable with added flexibility, low profile with wide base for stability and comfort, and industrial-grade potentiometer resolution for superior weld control.Simply press the pedal to activate the gas contactor and increase current; release the pedal to turn off the weld outputand activate the after flow cycle. Designed and manufactured in the USA.Compatibility: