Power supply's tripping or a motor's stalling because the fuse gave up. This Jaycar 500 mA 3AG quick blow cartridge fuse handles the higher draw while still cutting fast on an overload or short — protecting the circuitry behind it before heat does the damage. Standard 3AG footprint, so it swaps straight into your existing holder. In, out, running
| brand | Jaycar |
| part_number | SF2188 |
| current_rating | 500mA |
| fuse_type | Quick Blow (Fast Action) |
| format | 3AG Cartridge |
| category | Electronics & Components > Electronic Components |