Find all the essential power and electrical accessories for your car audio system in one place. From fuses, fuse holders, and circuit breakers that protect your amplifiers, to power distribution blocks, battery terminals, and heavy-gauge wire that deliver clean current, this category covers every connection and protection point in your install. Also included are capacitors, crimp connectors, heat shrink, wire loom, switches, relays, and other installation essentials to keep your system reliable and organized.