bak

Welcome to DIY500AMP, your go-to source for high-quality battery cells, components, and tools tailored for DIY enthusiasts and professionals alike. We specialize in 18650 and 21700 cells, battery management systems, and everything you need to build or upgrade powerful battery packs. Our mission is to provide reliable products, expert advice, and top-notch support, empowering you to bring your high-performance projects to life. Whether you're a hobbyist or a seasoned builder, we're here to support your journey