Pack of 5, 3/16" X 3/4" (5X20mm) 12.5A 250V Glass Fuses, Slow Blow (Time Delay) GDC 12.5a, T12.5a, 12.5 amp 250v 12.5A T12.5a 250v Glass Slow Blowing, 250 volts (also replaces 125v) This package has 5 pieces Dimension: 5 mm (3/16") x 20 mm (3/4") Glass Fuses, 12.5A 250V Slow-Blow (Time Delay Fuses)