Square D AR9.3 Arc Fault Molded Case Circuit Breaker is a 480V arc-fault protection device designed to interrupt fault currents in electrical panels. It carries a current rating of 6.66–7.00 A, making it suitable for protecting specific branch circuits within a 480V distribution system. This AR9.3 unit is part of Square D's arc-fault molded case breaker lineup, offering arc-fault protection in industrial and commercial electrical installations that use 480V systems.
