A2 welding controller (PEI) is the control
system for ESAB A2 tractors and A2
welding heads. The controller is connected
to the power source by a control cable and
can be connected to ESAB LAF 631 and
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.