AF1-B0-42-620-331-C
Littelfuse Inc.
The AF1-B0-42-620-331-C is a circuit breaker manufactured by Littelfuse Inc. with a current rating of 20A.
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The AD1-B0-34-620-1G1-C is a single-pole magnetic circuit breaker from Littelfuse, designed for overcurrent protection in electrical systems. Its hydraulic delay mechanism provides inverse time-current characteristics, making it suitable for applications where high inrush currents occur. The breaker is rated for 20A continuous current at 277V AC and features a panel mount enclosure with a rocker actuator. It has no illumination. The breaker is approved by CCC, CSA, and UL, ensuring compliance with international safety standards. The unit is RoHS3 compliant (unverified) and has an MSL of 1 (unlimited). Design engineers will appreciate its robust construction and reliable performance in industrial control panels, power distribution, and lighting circuits.
The voltage rating is 277 V AC.
The current rating is 20 A.
It has 1 pole.
It is a magnetic (hydraulic delay) circuit breaker.
It is panel mount.
It is approved by CCC, CSA, and UL.
It uses a rocker actuator.