Lincoln Service Parts 1 › Lincoln Electric 9SL15734-1 TRANSFORMER & CHOKE ASSEMBLY L15734-1 Lincoln Electric 9SL15734-1 TRANSFORMER & CHOKE ASSEMBLY L15734-1 Sale Price: $456.51 Original Price: $524.99 TRANSFORMER & CHOKE ASSEMBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! TRANSFORMER & CHOKE ASSEMBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1