UL Solutions Launches Large-scale Fire Testing for Battery Energy Storage Systems
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UL Solutions Launches Large-scale Fire Testing for Battery Energy Storage Systems - Batteries News. * April 30, 2026 UL Solutions Launches Large-scale Fire Testing for Battery Energy Storage Systems A new test method helps code officials and fire departments better understand how battery fires behave in real-world battery energy storage installations. * New large-scale fire tests show how battery energy storage system (BESS) fires can spread between units and to nearby buildings. * Test results help code officials set separation distances and review fire protection plans using real-world fire data. * Fire departments gain clearer insight into potential fire growth and response strategies for battery energy storage installations. NORTHBROOK, Ill. - April 23, 2026 - UL Solutions (NYSE: ULS), a global leader in applied safety science, today announced enhanced large-scale fire testing for battery energy storage systems (BESS) to give code authorities and fire service professionals clearer, real-world information about how battery fires may start, grow and spread. The new testing is conducted according to the sixth edition of ANSI/CAN/UL 9540A, the Standard for the Test Method for Evaluating Thermal Runaway Fire Propagation in Battery Energy Storage Systems. The updated method expands guidance for installation-level, large-scale fire testing, enabling UL Solutions to more...
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