Eaton BD 20A/20A Double-Pole Standard Trip Duplex Circuit Breaker is designed for use in load centers featuring notched bus bars, providing an efficient solution by allowing two single-pole breakers to fit into one space. This breaker is specifically made for BR series panels and operates at 120 volt/240 volt. It is important to note that these breakers are not interchangeable with any other type of breaker, ensuring compatibility and safety. by UL (Underwriter's Laboratories), this product meets stringent safety standards for reliable performance. Model Number: BD2020