Ebelco 600Ibs double electro magnetic lock Input Voltage : 12VDC/ 24VDC, Current Draw : 480mA/ 240mA, Holding Force : 600Ibs, Dimensions : 250(L) x 42(W) x 25(T), Mounting Type : Surface, Armature Size : 180(L) x 38(W) x 11(T) mm