Parking System Introduced To U.S. Customers Nussbaum is now offering their Parking System to the United States, after selling it in Europe for over 10 years. The system is a dependent system that can be up to 13 sections long while still being controlled by 1 power unit and is made available in any combination of 3 stall widths and 3 stall heights. The units can be used inside and outside and are outfitted with safety circuits.