General Electric SB421NP
General Electric SB421NP, Fusible Bus Plugs, Type SB, 240 Voltage, 30 Amperage, 3 Phase, Not Ground Ground, 4 Wire, H, R Fuse Class
General Electric SB421NP, Fusible Bus Plugs, Type SB, 240 Voltage, 30 Amperage, 3 Phase, Not Ground Ground, 4 Wire, H, R Fuse Class