The Siemens BF120AH 20Amp Bolt-on GFCI Circuit Breaker is a reliable and high-quality electrical component designed for industrial use. With a maximum amperage of 20A and a tripping characteristic of thermal magnetic, this circuit breaker offers safe and efficient protection for electrical circuits. It features a black color, screw terminal electrical connection, and a compact design with dimensions of 3 inches in height and 1 inch in width. The bolt-on mounting style makes installation simple and easy, while the GFCI interruption type provides added safety by automatically disconnecting the circuit in case of a fault.