To answer this question "What might be causing UPS to overheat?". Below, is a list of possible factors - in our opinion -that might stand as causes for your UPS to overheat. 1) UPS Embedded Parts The critical parts of UPS system are the batteries which carries the Load and, in some cases, might be the Capacitors, they can overheat and cause thermal runaway. 2) Lack of performing routine...