The exclusive QO Visi-Trip instantly identifies a tripped circuit breaker with a red indicator window. The Visi-Trip reduces the number of call backs, as well as the chance that other circuits will be turned off accidentally. This breaker will work only in Square D branded residential panels. Typical application for a single pole 20 Amp breaker include kitchen counter outlets circuits with GFIC protection and requiring a wire size of 12-2. Provides overload and short circuit protection (120Vac). 10,000 Amperes Interrupting Rating (AIR). HACR type for use with air conditioning, heating and refrigeration equipment having motor group combinations and marked for use with HACR type circuit breakers. Single Pole 15A and 20A breakers are Switching Duty Rated (SWD). Suitable for switching 120Vac fluorescent lighting loads.