Collection: Batteries

Eliminate voltage drops across demanding electrical loops, supply instant cranking amps to high-displacement power plants, and maintain stable energy reserves with our selection in the Batteries collection. At DIY Customs, we offer high-performance AGM starter batteries, deep-cycle marine cells, high-capacity RV house batteries, and essential power hardware engineered to deliver maximum electrical efficiency. Whether you are running a multi-battery isolation loop to power high-end car audio packages and multi-stage amplifiers cleanly on a modified track racing hot rod, outfitting your custom car shop garage workspace with heavy-duty commercial service batteries to fleet-maintain utility vehicles, or setting up a robust off-grid solar-charging grid for your motorhome, travel trailer, or fifth-wheel, our professional-grade mobile electronics ensure the exact cold cranking amps (CCA) and amp-hour (Ah) ratings you need at unbeatable prices. From raw layout terminal clamps and battery hold-down trays to marine-grade structural selector switches designed for a safe and perfect fit within your engine bay or utility compartment, we carry the ultimate electrical distribution essentials. Don't see your specific battery group size, exact chemistry index (such as Lithium LiFePO4 or Lead-Acid), or specialized manufacturer power accessories? Hit the live chat or call 412-882-8346—we can special order and drop-ship exactly what your custom mobile power grid requires directly to your doorstep!