The Eaton QBHW1020 is a 1-pole circuit breaker rated for 120/240 V and 20 A. It’s part of the Cutler-Hammer QBHW family, designed to provide overcurrent protection for a single branch circuit in panels that accept QBHW breakers. This 20‑amp, 120/240‑volt device is commonly used in residential or light commercial electrical installations to protect wiring from overloads.
