10 PCS SIEMENS QA120AFCN 20A AFCI ARC FAULT CIRCUIT BREAKERS This set of 10 Siemens QA120AFCN circuit breakers is a great addition to any electrical system. With a maximum amperage of 20A and voltage range of 101-150V, these breakers are designed to protect against arc faults and ensure safe circuit operation. The black color and sleek design make them a stylish choice for any business or industrial setting. The QA120AFCN model features a single pole and is suitable for use in a variety of electrical applications. Whether you’re a professional electrician or a DIY enthusiast, these circuit breakers are a reliable choice for any circuit needs.