The Square D QO 20 amp plug-in single pole circuit breaker by Schneider Electric is designed for reliable protection of your electrical circuits, making it ideal for residential and light commercial applications. This 20 amp breaker features advanced arc fault circuit interrupter (AFCI) technology, helping to reduce the risk of electrical fires by detecting dangerous arc faults. The breaker is constructed with durable copper material and offers a plug-in mount for quick and secure installation. With a current rating of 20 amps and a voltage rating of 120 V, this QO GFCI breaker 20 amp model ensures consistent performance and safety. Its compact dimensions—8 in. height, 3.9 in. length, and 4.5 in. width—allow for easy integration into most electrical panels. The package includes three breakers, each weighing 0.01 oz., making it a practical choice for upgrades or replacements. This 20 amp circuit breaker is compatible with QO load centers and is a dependable solution for protecting wiring, outlets, and connected devices. No batteries are required or included. Choose this AFCI breaker for enhanced safety and peace of mind in your electrical system.