Lincoln Service Parts 2 › Lincoln Electric 9SS25750-1 MASTER DISCONNECT SWITCH S25750-1 Lincoln Electric 9SS25750-1 MASTER DISCONNECT SWITCH S25750-1 Sale Price: $490.71 Original Price: $564.32 MASTER DISCONNECT SWITCH PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! MASTER DISCONNECT SWITCH PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1