Lincoln Service Parts 1 › Lincoln Electric 9SL17987 OUTPUT RECTIFIER W/ BOOST, 435A L17987 Lincoln Electric 9SL17987 OUTPUT RECTIFIER W/ BOOST, 435A L17987 Sale Price: $424.21 Original Price: $487.84 OUTPUT RECTIFIER W/ BOOST, 435A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! OUTPUT RECTIFIER W/ BOOST, 435A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1