Eaton NSBQBHW2030HT Miniature Circuit Breaker is a two‑pole QBH‑series MCB rated 30 A for 120/240 V operation at 50/60 Hz. The NSBQBHW2030HT model identifies a QBH family device with a 2P, 30 A configuration, intended for connection in standard low‑voltage distribution circuits that require protection at those ratings. Its essential electrical specifications are 2P, 30 A, 120/240 V, and a frequency range of 50/60 Hz, as defined by the QBH line and the NSB family designation. This description includes only verified information: manufacturer Eaton, QBH family, model NSBQBHW2030HT, with the 2P 30A 120/240 V 50/60 Hz ratings.
