Eaton Fire-Guard® 2-Pole Type BR Branch feeder arc fault circuit breaker is rated at 20 Amps and 120/240 Volt AC. Interrupt current rating of this circuit breaker is 10 Kilo-Amps. It measures 6 Inch x 4.5 Inch x 3 Inch. Circuit breaker accepts copper/aluminum conductors of size 14 - 4 AWG. It features common trip function to ensure reliability. This circuit breaker supports plug-on mounting for making installation easier. It is perfect for use with Type BR loadcenters. Circuit breaker is UL