Machine-room-less elevators include machinery and equipment into the hoist way or closets, doing away the need for a separate machine room. Designed for buildings between two and 30 stories,Elevators for office this system employs a smaller sheave than conventional geared and gear less elevators. The reduced sheave size, together with a redesigned machine, allows the machine to be mounted within the hoist way itself - eliminating the need for a bulky machine room on the roof. The machine room-less elevator is the result of technological advancements that often allow a significant reduction in the size of the electric motors used with traction equipment.