QOB335 3 Pole 35 amp Bolt-on Square D
QOB315 3 Pole 15 Amp Bolt-on 120/240 Volt Manufactured By Square D. The Square D Type QOB Circuit Breaker is the Current Series 120 / 240 Volt Bolt-on style Circuit Breaker. Amperages range from 15 to 150 Amp. These are used in Square D NQ, NQOD and NQOB Panelboards