EATON Cutler-Hammer Series Main Fusible Switch, Standard, 120/240 VAC, 800 A, 1 ph, 3 Wires, (4) 3/0 AWG to 750 kcmil Wire, 100 kA Short Circuit, Bottom/Underground Feed, Class T/L Fuse, Line Side Box Lug Connection, Aluminum, NEMA 3R Enclosure, 22.54 in L x 16.64 in W x 15 in H Dimensions