Car Blade Fuses

Oswald standard (ATO/ATC) blade fuses from 5A to 40A, in the standard colour for each rating: tan 5A, red 10A, blue 15A, yellow 20A, clear 25A, green 30A, blue-green 35A, orange 40A. For cars, bikes, e-bikes, solar and 12V/24V wiring. Always replace a blown fuse with one of the same colour.

Fuse Finder Type your current, get the right fuse
1. What are you protecting?

Not sure? Current = power (watts) ÷ voltage. Example: a 24 W device on 12 V draws 2 A.

Car blade fuse colours: tap one

Always replace a blown fuse with the same rating (same colour). A bigger fuse can let the wire overheat. If a new fuse blows again straight away, look for a short circuit first.

About Car Blade Fuses

Oswald standard (ATO/ATC) blade fuses from 5A to 40A, in the standard colour for each rating: tan 5A, red 10A, blue 15A, yellow 20A, clear 25A, green 30A, blue-green 35A, orange 40A. For cars, bikes, e-bikes, solar and 12V/24V wiring. Always replace a blown fuse with one of the same colour.

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