Pack of 5, F20AL250V, F20A 250V, F20 L250V, F20A 250V, F20L250V Cartridge Glass Fuses 5X20mm (3/16" X 3/4"), 20A 250V, Fast-Blow (Fast Acting) 20A F20a 250v GLASS, 250 volts (also replaces 125v) This package has 5 pieces Dimension: 5 mm (3/16") x 20 mm (3/4") GLASS Fuses; 20A 125V/250V Fast-Blow (Fast Acting Fuses)