Lincoln Service Parts 2 › Lincoln Electric 9SS26399-21 THERMOSTAT S26399-21 Lincoln Electric 9SS26399-21 THERMOSTAT S26399-21 Sale Price: $44.56 Original Price: $51.24 THERMOSTAT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! THERMOSTAT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1