Witonics Pack of 5, 3/16 inch x 3/4 inch (5X20mm) 30A 250V Glass Fuses, Fast Blow (Quick Blow/Fast Acting) GMA 30A F30A, 30 amp 250v, 30 Amp (30A) 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 250V Fast Blow (Time Delay Fuses)