Small, Slo-Blo GDC Glass Fuse – 10 Pack, 2 AmpProduct Details:239 Series, Compact 5mm x 20mm Slow-Blo Glass-Tube Cartridge FuseElectrical Characteristics for This Series of Time-Delay Glass-Tube FusesAble to Withstand Current Overload for a Short TimeThese Fuses Will Not Open When Exposed to Harmless Temporary Surges100 Percent of Ampere Rating: 4 Hours Minimum135 Percent of Ampere Rating:1 Hour Maximum200 Percent of Ampere Rating: 2 Minutes MaximumSpecifications:Voltage Rating: 250 VoltAgency Approvals:Designed to UL/CSA/ANCE 248-1 and 248-14 StandardsRoHS Compliant and Lead-FreeLittelfuseH239002-10PK