Square D™ QO® Circuit Breaker Enclosure, 1-Phase, 240 VAC, 100 A, 2 Pole, 22 kA Interrupt, 2 Circuits, QO Breaker, 3-Wire Wiring Configuration, 2 Spaces, 14 to 1 AWG, 12 to 1 AWG Wire, Flush Mounting, NEMA 1 Enclosure, Sheet Steel Housing Material, 149 mm W x 333 mm H Dimensions