Square D QO240 40A 2-Pole 120/240V Plug-On Circuit Breaker - Used

Application: Square D QO-series 40 Amp 2-pole plug-on circuit breaker, 120/240 VAC, 10 kAIR — suitable for QO load centers on marine AC panels, shore-power distribution, genset panels, and general household/industrial use. Condition: Used take-out, not tested, sold as-is. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.