Coulomb Technology

Coulomb Technology is a US-based battery technology innovator specializing in sodium-ion energy storage solutions for a diverse range of demanding applications. Based in Knoxville, Tennessee, we’re dedicated to unlocking the potential of electrification and creating a more sustainable energy future. Our core expertise lies in developing and manufacturing high-performance, safe, and reliable battery systems – including Smart EMS, Core BESS, and Series-DC – utilizing cutting-edge sodium-ion chemistry. Unlike traditional lithium-ion batteries, our technology offers superior safety, exceptional cycle life, and operates effectively in extreme temperatures, from -40°C to +55°C, eliminating the need for costly and complex HVAC systems. Coulomb Technology’s solutions cater to critical sectors such as defense, commercial & industrial, grid-tied energy storage, and remote power applications. We’re committed to a domestic supply chain, ensuring resilience and reducing environmental impact. With a team of experienced engineers and a focus on customer success, Coulomb Technology is revolutionizing battery technology and driving the transition to a cleaner, more reliable energy landscape.