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The BA1-B0-14-620-4B1-MK is a single-pole circuit breaker from Littelfuse. It is rated for 20A at 277V and uses a magnetic hydraulic-delay trip mechanism. The breaker is operated with a lever actuator and has no illumination. It is designed for panel mounting.
This circuit breaker is classified under Circuit Breakers within the Circuit Protection category. The magnetic hydraulic-delay design provides overcurrent protection with a delayed trip response. As a single-pole device, it is suited for protecting individual branch circuits or loads in panel-mounted applications.
The part number BA1-B0-14-620-4B1-MK is the manufacturer part number for this Littelfuse circuit breaker. It is intended for use in electrical systems where a 20A, 277V rated breaker with a lever actuator is required.
The current rating is 20A.
The voltage rating is 277V.
It is a magnetic (hydraulic delay) circuit breaker.
It has 1 pole.
It uses a lever actuator.
No, it has no illumination.
It is designed for panel mounting.