NORTHBROOK, Ill.–(BUSINESS WIRE)–UL Solutions (NYSE: ULS), a global leader in applied safety science, today announced a new certification pathway designed to help manufacturers of modular direct current (DC) energy storage systems, used for backup power for critical infrastructure and grid-scale energy storage, bring systems to market with greater flexibility and clearer documentation for installation reviews. An energy storage system captures energy so it can be stored for later use and prov