The Hubbell 54BB23ED industrial circuit breaker unit is a protective electrical device from Hubbell used in industrial installations to interrupt current during overloads or faults. Installed within a distribution panel or switchgear, it safeguards wiring and equipment by quickly disconnecting power when abnormal conditions are detected. The model designation 54BB23ED uniquely identifies this Hubbell unit for ordering, documentation, and reference within the Hubbell circuit breaker lineup.
