These are shorter than standard plug top fuse and are used for lighting circuits, smoke alarms, door bells, boiler circuits etc
Length= 22mm
Diameter= 6mm
15 Amp Consumer Fuse
15 amp consumer fuses are used mainly for immersion and storage heater circuits.
Length= 25mm
Diameter= 10mm
20 Amp Consumer Fuse
20 amp consumer fuses are used mainly for immersion and storage heater circuits.
Length= 25mm
Diameter= 10mm
30 Amp Consumer Fuse
30 amp consumer fuses are used for larger radial circuits, ring circuits up to 100m, cookers and electric showers up to 7200W.
Length= 29mm
Diameter= 12mm
FUSES MAY NOT ALL BE MATCHING BRANDS BUT WILL ALL DO THE SAME JOB.