This Siemens B150 circuit breaker is a reliable and durable choice for any business or industrial electrical setup. With a maximum amperage of 50 A and voltage range of 201-250 V, it features thermal overload protection and an analog/mechanical control style. The black ABS/plastic material and bolt-on mounting style make it easy to install and use. As a supplementary protector, this circuit breaker is designed to provide additional safety and prevent electrical faults. Its one pole and 19-20 A current rating make it suitable for a range of applications, including branch circuits. Trust in the quality and expertise of Siemens to provide the best circuit breaker for your needs.