5 pcs. 5x20mm 15A Fast-Blow Fuse Ceramic 5x20mm Sold in sets of 5. If you add 20 to cart, that will be a box (100 pcs.) Series: 5x20mm Fast-Blow Ceramic Rated Current (amp): 15A Blow Characteristic: Fast Blow (Fast Burn) Body Diameter: 5mm (3/16 in) Body Length: 20mm (3/4 in) Part Type: Electric Ceramic Fuse Rated Voltage: 250v, 250 volts (also replaces 125v) Terminal Shape: End Cap Certifications: ROHS, CE Cross List: 5x20 15A, 15A, 15F BK- 15 R Blowing Time (Fast Blow): 4 hours Min @ 110% of rating 1 hour Max @ 135% of rating 5 sec Max @ 200% of rating