The 260B Fuse Block connects between the torch power cable and power block that supplies power to the torch. If there is a coolant failure or if the coolant is restricted, the fuse "blows" and power to the torch is interupted. Sold individually Replacement fuse links must be ordered separately. 260B Fuse Block Water-Cooled Torches 922N0260Elsewhere: $ 40.00Welding Direct Price: Additional discounts may be available for volume orders. To speak with a customer service representative for details, call, toll free, 1-866-568-3170 . Welding-Direct.com is in no way affiliated with the above named manufacturers. References to named machines, torches, welding guns and numbers is for your convenience only. Most parts advertised for sale are made by or for Welding-Direct.com; other parts, as indicated, are original parts (OEM) and are simply being resold by welding-direct.com. Copyright 2004 Welding-Direct.com. All rights reserved. Details on our Free Delivery policy may be found on our Information page.