Most automotive blade fuses are simple, but each part plays a role:

• Plastic body: Insulates the fuse and often includes a small window to spot a blown element.
• Color-coded housing: Indicates the fuse’s amperage rating for quick ID (always match the rating on your vehicle’s diagram).
• Metal blades/terminals: Slide into the fuse box and make electrical contact.
• Fusible element: The thin metal link inside that melts when current exceeds its rating.

Other styles found in automotive use—like micro, mini, low-profile mini, J-case, cartridge, torpedo, and ANL/mini-ANL—have the same basic idea: an element inside an insulating body with terminals or end caps. The exact shape varies by fuse type and space constraints.

You’ll find automotive fuses and related accessories under:

• Auto & Tires → Automotive Tools & Equipment → Automotive Electrical

Within that area, you can browse:

• Fuse types: Standard ATC/ATO, mini, micro2, low-profile mini, J-case, cartridge, torpedo/ceramic, and ANL/mini-ANL.
• Assortment kits: Multi-amp packs that include a storage case and often a puller.
• Accessories: Fuse pullers, fuse holders/blocks, and panel-mount options.

Shopping filters can help you narrow by fuse style and amperage. Many items are available for online ordering with pickup or delivery options, which can be helpful if you need a quick replacement for a specific circuit.

The most common issue is a blown fuse, usually caused by a short circuit or an accessory drawing more current than that circuit can handle.

• Symptoms: A single feature (radio, lights, outlet) stops working, or the fuse looks burned/broken through the viewing window.
• Likely causes: Damaged wiring, a faulty accessory, or using a fuse with the wrong amp rating.
• What helps: Replace the fuse with the same type and amp rating, and watch for repeat failures.

If the new fuse blows again, there may be an underlying electrical issue. It can be safer to pause troubleshooting and consider a qualified technician, since persistent faults may require diagnostic tools and wiring checks.

Choosing the right automotive fuse comes down to matching your vehicle’s requirements:

1. Check the owner’s manual or fuse cover: Look for the exact fuse type (micro2, mini, low-profile mini, standard ATC/ATO, J-case, etc.) and amperage.
2. Match the amperage rating: Use the same amp rating listed for that circuit. Avoid upsizing to prevent wiring damage.
3. Confirm the physical profile: Mini and micro fuses look similar but aren’t interchangeable in most panels.
4. Consider an assortment kit: Handy if you maintain multiple vehicles or equipment, and many include a puller.

If you’re adding an accessory, follow its installation guide for fuse type and rating. When in doubt, comparing the removed fuse to the replacement type can help.

Swapping a blade fuse can be straightforward with a few precautions:

1. Turn the vehicle off: Reduce the chance of sparks or accidental shorts.
2. Locate the fuse box: Use the manual or fuse cover map to find the right slot.
3. Use a fuse puller: Gently remove the fuse without bending terminals.
4. Inspect the fuse: A broken or burned element suggests it’s blown.
5. Install the same type and amp rating: Push the new fuse firmly into place.
6. Test the circuit: Turn the vehicle back on and check function.

If the new fuse blows again, there may be a wiring or component issue. Further diagnosis can require specialized tools, so considering a professional inspection is often the safer path.