Square D by Schneider Electric QOT2020CP QO 2-20-Amp Single-Pole Tandem Circuit Breaker N/A Imported Square D QOT 20A Single Pole Tandem Circuit Breaker 1/2 Space Per Pole 120/240V, For Current Model Load Centers With Pan Rail Slots NOTE: This breaker is only compatible with QO CTL (certified tandem listing) load centers. To determine compatibility, please refer to CTL Load Centers bulletin Returns will not be honored on this closeout item Returns will not be honored on this closeout item