Blade Fuse Size Guide

Micro2 Blade Fuses

The Micro2 blade fuse looks similar to the regular Mini fuse, but is smaller to reduce space and weight in modern vehicles. They feature 2 metal terminals (prongs) offering fuse protection for a single circuit. The Micro2 blade fuse has a current rating range of 5 to 30 Amperes. View our range.

Micro3 Blade Fuses

The Micro 3 Fuse is designed to protect 2 different output circuits from a single power source. Power flows into the fuse via the middle prong and out via the 2 outside prongs. The fuse ampere rating applies to both output circuits. The Micro3 blade fuse has a current rating range of 5 to 15 Amperes. View our range.

Low Profile Mini Blade Fuses

The Low Profile Mini blade fuse is much shorter than the Mini blade fuse, but utilises the same pin layout. They feature 2 metal terminals (prongs) offering fuse protection for a single circuit. The Low Profile Mini blade fuse has a current rating range of 2 to 30 Amperes. View our range.

Mini Blade Fuses

Mini blade fuses are currently the most common fuse used in modern vehicles. They feature 2 metal terminals (prongs) offering fuse protection for a single circuit. The mini blade fuse has a current rating range of 2 to 30 Amperes. View our range.

Auto Blade Fuses (ATO/ATC)

Auto Blade Fuses were the very first blade fuse designed by Littelfuse and is still relatively common in many vehicles. They feature 2 metal terminals (prongs) offering fuse protection for a single circuit. The auto blade fuse has a current rating range of 1 to 40 Amperes. View our range.

Maxi Blade Fuses

Maxi Blade Fuses are the largest blade fuse and designed for higher ampere ratings. They feature 2 metal terminals (prongs) offering fuse protection for a single circuit. The Maxi blade fuse has a current rating range of 20 to 100 Amperes. View our range.