Lincoln Service Parts 2 › Lincoln Electric 9ST10812-72 RHEOSTAT T10812-72 Lincoln Electric 9ST10812-72 RHEOSTAT T10812-72 Sale Price: $78.11 Original Price: $89.83 RHEOSTAT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! RHEOSTAT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1