Square D Homeline™ Standard 2-Pole miniature circuit breaker is rated at 20 Amps and 120/240 Volt AC at 50/60 Hz. Interrupt rating of this circuit breaker is 10 Kilo-Amps. It measures 2 Inch x 2.98 Inch x 3.13 Inch. This 2-space 1-Phase circuit breaker with clamp terminal connection, accommodates one aluminum/copper wire of size 14 - 8 AWG and two copper wires of size 14 - 10 AWG. It features common and thermal-magnetic trip function to ensure reliability. This HACR rated circuit breaker s