Lincoln Service Parts 1 › Lincoln Electric 9SG4551-2 CONTROL PC BD ASBLY G4551-2 Lincoln Electric 9SG4551-2 CONTROL PC BD ASBLY G4551-2 Sale Price: $2,035.81 Original Price: $2,341.18 CONTROL PC BD ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! CONTROL PC BD ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1