Collection: Auto - Time Delay Relay Accessory

Control the timing sequence of your aftermarket 12V circuits, prevent battery drain, and automate auxiliary equipment with our selection of Auto Time Delay Relay Accessories. At DIY Customs, we provide high-reliability programmable timer relays, specialized delay-on-make modules, durable delay-on-break switches, and heavy-duty pre-wired sockets designed for a perfect fit on custom car audio amplifier turn-ons, off-road lighting setups, cooling fan post-run systems, and marine electronics. Whether you are seeking a specialized adjustable time delay relay to keep your electric radiator fan running for a few minutes after ignition shutdown, outfitting a custom audio build with specialized debounce timers to eliminate speaker pop, or seeking reliable multi-voltage electrical hardware to control linear actuators, our professional-grade timing hardware offers the precision and circuit protection you need at unbeatable prices. From specialized trigger modules to universal hardware blocks for multi-relay panels, we carry the essential components for every automated wiring schematic. Don't see the specific timing range, amperage rating, or specialized socket configuration for your custom electrical layout? Hit the live chat or call 412-882-8346—we can special order and drop-ship exactly what you are looking for directly to your doorstep!