Passenger elevators' capacity is related to the available floor space. Generally, passenger elevators are available in capacities up to 450 kg.
Generally passenger elevators in buildings eight floors or less are hydraulic or traction, which can reach speeds up to 200 ft/min (1.0 m/s) hydraulic and up to 500 ft/min traction.
A vertical platform elevator is a wheelchair accessible and has a carrying capacity of 400kg. Safety features include infrared barriers, communication devices inside the cabin, and power-failure precautions.
The observation elevator is a glass-walled elevator that allows passengers to view the cityscape or the building’s atrium as they travel. By eliminating the hoistways, the observation elevator also offers owners, architects and builders valuable space-saving advantages.