Lincoln Service Parts 1 › Lincoln Electric 9SM23774-1 PROGRAMMED EPOS4 50/5 & MOTHER BOARD M23774-1 Lincoln Electric 9SM23774-1 PROGRAMMED EPOS4 50/5 & MOTHER BOARD M23774-1 Sale Price: $1,830.79 Original Price: $2,105.41 PROGRAMMED EPOS4 50/5 & MOTHER BOARD PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! PROGRAMMED EPOS4 50/5 & MOTHER BOARD PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1