This product is a Miniature circuit breaker has a voltage rating of 120/240 Volts current rating of 30 Amps and interrupting rating of 10 kilo-Amps. The 1-Pole thermal magnetic circuit breaker features a lug terminal and accommodates aluminum/copper wire size of 14 – 2 AWG. It has DIN rail/flush/surface mounting and provides protection against over current.