Lincoln Service Parts 1 › Lincoln Electric 9SL11745-1 40V DC BUS HEATSINK ASBLY L11745-1 Lincoln Electric 9SL11745-1 40V DC BUS HEATSINK ASBLY L11745-1 Sale Price: $1,003.10 Original Price: $1,153.57 40V DC BUS HEATSINK ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! 40V DC BUS HEATSINK ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1