Eaton Bussmann Fwp-80A22F.
FUSE, FERRULE, 80A, 660V, HIGH SPEED; Product Range:FWP Series; Fuse Current:80A; Blow Characteristic:Fast Acting; Fuse Size Metric:22mm x 58mm; Fuse Size Imperial:7/8" x 2-9/32"; Voltage Rating VDC:-; Voltage Rating VAC:660VAC