Product Details: Manufacturer Part Number: FRS-R-4-1/2|Fuse Type|General PurposeFuse Class|RK5Amperage|4.50AVoltage|Fuse Timing|Time DelayFuse Body Type|CartridgeOverall Length (Decimal Inch)|Overall Length (Inch)|5inOverall Length (mm)|127.00mmOverall Diameter (Frac)|Overall Diameter (Mm - 4 Decimals)|20.60mmOverall Diameter (Decimal Inch - 4 Decimals)|Material|Mount Type|Fuse HolderColor|Number Of Elements|2Rejection Setting|Interrupting Rating (A)|Interrupting Rating (kA)|Minimum Operating Temperature (F)|Maximum Operating Temperature (F)|Indicating Information|Non-IndicatingStandards|CE Certified; CSA C22.2 No. 248.12 Class 1422-02 File 53787 Certified; UL Listed 248-12 Class RK5 Guide JDDZ File E4273Reusability|Product Service Code|UNSPSC Code|39121605