Lincoln Service Parts 1 › Lincoln Electric 9SL9980-1 OUTPUT RECTIFIER HEATSINK L9980-1 Lincoln Electric 9SL9980-1 OUTPUT RECTIFIER HEATSINK L9980-1 Sale Price: $780.75 Original Price: $897.86 OUTPUT RECTIFIER HEATSINK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! OUTPUT RECTIFIER HEATSINK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1