Witonics Pack of 5, F30AL250V, F30A 250V, F30 L250V, F30A 250V, F30L250V cCartridge Glass Fuses 5X20mm (3/16 inch X 3/4 inch), 30A 250V, Fast Blow (Fast Acting) 30A F30a 250v Glass, 250 volts (also replaces 125v) This package has 5 pieces Dimension: 5 mm (3/16 inch) x 20 mm (3/4 inch) Glass Fuses, 30A 125V/250V Fast Blow (Fast Acting Fuses)