Lincoln Service Parts 1 › Lincoln Electric 9SG8978-1 PFC BOARD G8978-1 Lincoln Electric 9SG8978-1 PFC BOARD G8978-1 Sale Price: $1,551.44 Original Price: $1,784.16 PFC BOARD PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! PFC BOARD PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1