The Eaton QCR2020 Miniature Circuit Breaker is a compact overcurrent protection device designed to interrupt current in electrical distribution panels when a fault occurs. As part of Eaton's QCR family, it trips to stop overloads and short circuits, helping protect wiring and connected equipment from damage. The QCR2020 designation identifies this specific model within the QCR line, making it suitable for installations that specify Eaton QCR-series MCBs in compatible panelboards.
