This is short 20mm / 3/4 inch Glass automotive fuse designed for use with SuperFlow air compressors.
Check the original fuse in your compressor to make sure it matches.
Your unit could use eater the short or long 20 Amp fuse.
Please see the image to identify the correct fuse.
The identifier is printed on the metal cap of the fuse. While this fuse works with the HV35, HV40A2, HV45 air compressors, your unit may use the F15A250V or F20A250V depending on the date of manufacture.
Please use the "contact us" page if you are not sure which fuse you need or have any questions!