UL Solutions Launches Large-scale Fire Testing for Battery Energy Storage Systems
May 26, 2026 UL Solutions has 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…


