Eaton Cooper Power series Edison fuse link, 5A, Fast-acting, EEI-NEMA, Removable buttonhead Eaton's Cooper Power series fuse links can be applied to a variety of applications requiring overcurrent protection of distribution systems and equipment. When properly coordinated with other overcurrent protective devices, sectionalizing to isolate faulted feeder branches or equipment can be accomplished. Kearney fuse links are available in a variety of types offering a wide selection of operating characteristics.