Lincoln Service Parts 2 › Lincoln Electric W66X1715R W66X1715R INVERTER/BOOST BOARD ASSEMBLY Lincoln Electric W66X1715R W66X1715R INVERTER/BOOST BOARD ASSEMBLY Sale Price: $2,804.83 Original Price: $3,225.56 INVERTER/BOOST BOARD ASSEMBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! INVERTER/BOOST BOARD ASSEMBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1