AA1-B0-34-450-1B2-I
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-34-450-1B2-I is a magnetic (hydraulic delay) circuit breaker. It features a 5A current rating and a 250V voltage rating.
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The AA1-B0-34-450-911-Q is a single-pole circuit breaker designed for reliable overcurrent protection in industrial and commercial applications. Rated for 5A continuous current and 250V operating voltage, it utilizes a magnetic hydraulic delay trip characteristic to coordinate with downstream protective devices while preventing nuisance tripping during transient surges. The unit features a manual lever actuator for straightforward switching and clear position indication. Certified by major international agencies including UL1077, UL1500, CSA, and CCC, it meets stringent safety standards for global deployment. The panel mount configuration allows for secure installation into standard equipment enclosures and control panels.
The maximum operating voltage is 250V.
It uses a manual lever actuator.
This circuit breaker has one pole.
It is certified by CCC, CSA, UL1077, and UL1500.