Mounting Foot, Number of Poles 1, For QOU Circuit Breaker QOU, QDL, and QBL Circuit BreakersQOUReversible line and load lugs for flush- or surface-mount wiring on 10 to 70A units. 35mm DIN/EN 50022 mountable. 4.05"L (4.45"L on 80 to 125A) x 0.75"W per pole x 2.98"D.UL Listed as HACR type (except 10A) 48VDC rated at 5K AIR