The NOS Siemens 20 AMP Arc Fault Combination Breaker Q120AFC is a reliable and high-quality electrical component designed for industrial and commercial use. With a maximum amperage of 20A and a current rating of 20A, this circuit breaker is capable of efficiently protecting electrical circuits from overloads and short circuits. The combination operation method ensures a seamless transition between normal operation and tripped status, providing a safe and secure power distribution solution. Manufactured by Siemens, a trusted brand in the industry, this circuit breaker is a dependable and durable option for various electrical applications.