ZB12-12 Eaton Overload Relay

The Eaton Moeller ZB12-12 thermal overload relay carries Model Code ZB12-12 and Catalog Number 278441 within the ZB series. Its adjustable current range spans 9 A to 12 A, providing a selectable overload-protection setting for the application. The relay is rated for ambient operating temperatures from -25 °C to 55 °C, defining its permitted environmental conditions for use. Its IP20 protection rating applies to the relay’s enclosure. Together, the current range, temperature rating, and protection designation provide the electrical and environmental specifications used to confirm fitment for an overload-relay application. The model code and catalog number distinguish this item during component identification and documentation.