Lincoln Service Parts 1 › Lincoln Electric 9SM21401-1 OUTPUT RECTIFIER ASBLY M21401-1 Lincoln Electric 9SM21401-1 OUTPUT RECTIFIER ASBLY M21401-1 Sale Price: $1,468.47 Original Price: $1,688.74 OUTPUT RECTIFIER ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! OUTPUT RECTIFIER ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1