ABB SACE 3-Pole DC Circuit Breaker with Motor Operator 250/500 VDC - Used

ABB SACE 3-pole DC molded-case circuit breaker with motor operator, Made in Italy. Rated for 250 VDC and 500 VDC ungrounded DC systems per the factory wiring diagram, with integrated Control Circuit / Motor Operator (OPEN/CLOSE with S1/S2 auxiliary contacts). Marked Nr. MH504404 (breaker) and Nr. MH615570 (motor operator), ABB Factory Sealed sticker present.

Application: heavy-duty DC main, tie, or generator breaker for marine DC distribution, thruster, and large battery / DC propulsion systems.

Condition: Used take-off, dusty with minor scuffs and a torn corner on one label; untested, 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.