Lincoln Electric 9SM21589 M21589 THERMAL TRIP PILOT LIGHT ASBLY AC-1500 Sale Price: $31.55 Original Price: $36.28 THERMAL TRIP PILOT LIGHT ASBLY AC-1500 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Quantity: Add To Cart Added! THERMAL TRIP PILOT LIGHT ASBLY AC-1500 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1