The Wadsworth A120NI 20 Amp 1 Pole 1P Type A Metal Foot Breaker is a reliable circuit breaker with a maximum amperage of 20 A and voltage rating of 120/240V. It has a clip-on mounting style and is suitable for interior use. This breaker features thermal overload protection and a plug-on neutral design for easy installation. With a tripping characteristic of Type A and a current type of AC, this Wadsworth circuit breaker is a practical choice for branch circuit applications.