Lincoln Service Parts 1 › Lincoln Electric 9SM22697-9 SWITCHBOARD HEATSINK M22697-9 Lincoln Electric 9SM22697-9 SWITCHBOARD HEATSINK M22697-9 Sale Price: $350.91 Original Price: $403.55 SWITCHBOARD HEATSINK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! SWITCHBOARD HEATSINK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1