BR250 - Eaton - 50 Amp Circuit Breaker Condition:New BR150 is a 1 pole

BR150 is a 1 pole

BR125 - Eaton Cutler-Hammer Breaker

Q240 - Siemens 2 Pole 40 Amp Breaker

BR125 is a 1 pole

BR290 is a 2 pole

BR250 - Eaton - 50 Amp Circuit Breaker Condition:New BR150 is a 1 poleBR250 Eaton Cutler Hammer Breaker BR250 is a 2 pole, 50a, Plug In replacement breaker for Eaton Cutler Hammer CPL CPM, Challenger PL PM PMF, Westinghouse, GL, GLC, WL, WIB, and Novaline panels. One space required per pole. Model Number: BR250 For use in Eaton, Cutler Hammer, Bryant, Westinghouse, Challenger, and Novaline Loadcentres Family: BR Plug in breaker 2 pole 50 amp 120V 240V Connection: Plug in 1 Phase Dimensions (H x W x L): 3" x 2" x 3"