Lincoln Service Parts 1 › Lincoln Electric 9SL11971 OUTPUT RECTIFIER HEATSINK L11971 Lincoln Electric 9SL11971 OUTPUT RECTIFIER HEATSINK L11971 Sale Price: $115.21 Original Price: $132.49 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