This Siemens Q230 & Q220 circuit breaker is a reliable and efficient choice for your electrical equipment needs. With a maximum amperage of 20A & 30A, it is suitable for a variety of applications. The breaker is designed with a 2 pole and 120/240V configuration, making it a versatile option for your circuit breaker needs. Whether you're looking to upgrade your existing circuit or starting from scratch, this Siemens circuit breaker is a great choice.