Why UL-Certified AC Adapters Matter for School Chromebooks Not all AC adapters are created equal when it comes to keeping your school’s Chromebook fleet powered and protected. While generic adapters may look similar and come at a lower price,  their risks far outweigh the short-term savings. From overheating to potential fire hazards, the consequences of using uncertified chargers can be costly and dangerous. That’s why more schools are making the switch to  UL-Certified AC a