Lincoln Service Parts 1 › Lincoln Electric 9SG4917-4 TRANSFORMER G4917-4 Lincoln Electric 9SG4917-4 TRANSFORMER G4917-4 Sale Price: $1,754.77 Original Price: $2,017.98 TRANSFORMER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! TRANSFORMER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1