The Littelfuse 20KPA240A is a 240VAC, 20kA (20,000 Amp) bolt-on branch circuit protector. This protector is designed to protect branch circuits from dangerous overcurrents and short circuits. It features an electrically-operated, non-interchangeable design with a high-interrupting rating, making it well-suited for protecting fast-acting, high-magnitude loads. The 20KPA240A is UL-1077 recognized, CSA-certified, RoHS compliant and offers a fast response time of 20 milliseconds. It also provides indication of fault currents, making it easy to troubleshoot problems quickly.