The 03453LF1ZX010 is a 20A panel mount Fuse Holder suitable for use with the 3AG, 5 x 20mm or 2AG fuses. It is designed to eliminate the possibility of electrical shock as defined in IEC standards 60065 and 60127. It permits inventory reduction of bodies and provides knob interchange versatility. Anti-tease feature eliminates circuit interruption when knob is accidentally depressed. It features 3/16-inch NEMA quick connect terminals. Quick fuse size identification is provided with letters on finger-grip knob and color-coded screwdriver slot knobs.