Lincoln Service Parts 2 › Lincoln Electric 9SS21432 HOT START POTENTIOMETER S21432 Lincoln Electric 9SS21432 HOT START POTENTIOMETER S21432 Sale Price: $108.53 Original Price: $124.81 HOT START POTENTIOMETER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! HOT START POTENTIOMETER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1