AA1-B0-44-625-1D1-C
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-44-625-1D1-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a panel mount design and a lever actuator.
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The AA1-B0-12-625-2B2-C is a single-pole thermal-magnetic circuit breaker manufactured by Littelfuse Inc. Designed for robust electrical protection, this device handles a continuous current rating of 25 amperes and operates safely at a maximum voltage of 277 volts. The unit utilizes a magnetic hydraulic delay trip mechanism to prevent nuisance tripping during transient inrush currents while providing reliable short-circuit protection.
Engineered for straightforward integration, this breaker employs a panel mount configuration and features a durable manual lever actuator for clear on/off status indication and manual reset capability. The absence of integrated illumination keeps the design simple and cost-effective for standard industrial applications. The component carries major international safety approvals including UL, CSA, and CCC certifications, ensuring compliance with global regulatory standards for electrical equipment.
Procurement teams can source this exact part number or its distributor equivalent 432-AA1-B0-12-625-2B2-C-ND for immediate project requirements. Design engineers should verify enclosure cutout dimensions and terminal compatibility during the mechanical layout phase to ensure proper fit and secure wiring connections within control panels or distribution boards.
The maximum voltage rating is 277 volts.
This circuit breaker has a single pole configuration.
The unit uses a manual lever actuator for operation.
Installation requires a standard panel mount configuration.
The breaker utilizes a magnetic hydraulic delay trip mechanism.