Hassle-Free Returns Square D QO315 – 15A 3 Pole Miniature Circuit Breaker

Built for three-phase electrical systems, this 15A miniature breaker delivers consistent overload and short-circuit defense. It utilizes proven thermal-magnetic trip technology to safeguard wiring in commercial and industrial settings. Installation is straightforward thanks to the plug-on mounting style, which fits perfectly into Square D QO load centers and NQ panelboards. The pressure plate terminals are designed to accommodate 14 to 8 AWG copper or aluminum conductors.