This is the standard 20 amp tandem breaker for Eaton Cutler-Hammer residential panels.
Specifications:
Model Number: DNPL2020
Alt Model: BR2020
For use in Eaton, Cutler-Hammer, Bryant, Westinghouse, Challenger, and Novaline Loadcentres
Family: BR / DNPL Tandem Plug-in breaker
Amp: 20a/20a
Poles: 1 pole
Voltage Rating: 120V/240V
Dimensions (H x W x L): 3" x 1" x 3"
Connection: Plug-in
Authentic Eaton / Cutler-Hammer Product
CSA Approved and UL Listed