ReJoule

About

ReJoule is a renewable energy company headquartered in Signal Hill, United States specializing in Energy Storage.

ReJoule provides high-voltage electrochemical impedance spectroscopy solutions for battery diagnostics and state-of-health assessment. The company's BattScan technology uses non-invasive EIS measurement to capture detailed diagnostic data across battery packs up to 800V, enabling faster and more accurate detection of manufacturing defects compared to traditional AC internal resistance methods. ReJoule's applications include battery manufacturing quality assurance, electric vehicle battery diagnostics, battery remanufacturing and repurposing for second-life energy storage, and safety monitoring. The company works with battery manufacturers, OEMs, aftermarket companies, and certification labs to reduce production losses, improve yields, and extend battery lifecycle value.

Products