The PowerPact™ J-frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. J-frame circuit breakers are available with either thermal-magnetic or Micrologic™ electronic trip units. The amperage ratings of the thermal trip elements are calibrated at 104°F (40°C) free air ambient temperature. Per the National Electric Code® (NEC®) and the Canadian Electrical Code, standard circuit breakers may only be applied continuously at up to 80% of their rating. This Powerpact auxiliary contact has a rated voltage of 24V, AC/DC. This product complys to UL listed & CSA standards. This auxiliary contact is compatable with H-frame, J-frame, L-Frame, M-frame, P-frame & R-Frame breakers.