Square D QOB260 Miniature Circuit Breaker Brand: Square D. Part Number: QOB260. Square D Miniature Circuit Breaker, 240 VAC, 48 VDC, 60 A, 50/60 Hz Frequency, 10 kA Interrupt, QOB Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Box Lug Connection, 8 to 2 AWG Wire, Bolted-On Mounting, 40 deg C, 3 in H x 1.5 in W x 2.91 in D Dimensions. Additional Description: SQD -QOB260 MINIATURE CIRCUIT BREAKER 120/240V 60A. Catalog Description: Mini circuit breaker, QO, 60A, 2 pole, 120/240VAC, 10kA, bolt on..