This Siemens NGB1B020B 30A circuit breaker is a reliable and high-quality electrical component. It is designed with bolt-on mounting style and has one throw and two positions. The maximum amperage rating of this circuit breaker is 20A and it is suitable for interior use. The tripping characteristics of this circuit breaker are Type A and it has one pole and seven ports. The Siemens NGB1B020B 30A circuit breaker is made of ABS/plastic and plastic materials and has a voltage rating of 125V. This circuit breaker is suitable for use in business and industrial settings and is a great choice for anyone looking for a reliable and durable electrical component.