Lincoln Service Parts 1 › Lincoln Electric 9SM14063-3 ARC POLARITY SWITCH ASBLY M14063-3 Lincoln Electric 9SM14063-3 ARC POLARITY SWITCH ASBLY M14063-3 Sale Price: $227.43 Original Price: $261.55 ARC POLARITY SWITCH ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! ARC POLARITY SWITCH ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1