MG24440 is a 1-pole molded case circuit breaker from Schneider Electric’s Square D / Multi9 line, rated for 63 A at 277 V. It uses a thermal-magnetic (C60) trip characteristic to protect distribution circuits, with a UL 1077 listing and a 5 kA interrupt rating. The device is designed for clip-on mounting in 1P installations and is intended for residential or light commercial distribution panels requiring a compact 1P, 63 A, 277 VAC breaker. It is part of the Multi9 C60 family, offering C-curve protection at 277 V compatible with standard distribution architectures.
