Witonics Pack of 5, MDL 12A or MDL-12BC 125v/250v Slow Blow Time Delay Glass Fuses, 12 Amp (12A) MDL12A, MDL12, 6X30mm (1/4 inch x 1-1/4 inch) 12A T12a Glass, 125V/250 volts (also replaces 125v) This package has 5 pieces Dimension: 6 mm (1/4 inch) x 30 mm (1-1/4 inch) Glass Fuse, 12A, 125/250V Slow Blow Time Delay