The Eaton DC1-S27D0FN-A20CE1 is a 20A, 277VAC Single Pole Differential Circuit Breaker. It features an Eaton patented multisensing technology and features an easy-to-install, universal design. Including an integrated LCD display, it provides direct reading fault current levels and compatibility with a broad range of applications and environmental conditions. With a wide range of current ratings and voltage settings, this breaker comes with manual and automatic trip settings. It also provides superior electronic performance, designed to meet the most demanding code and safety requirements.