The A00 series of condensing units from DANFOSS is made for applications in smaller spaces. They do not have valves and capillary tube receivers, and are fully piped and pre-made. It utilizes only one fan for a small and compact connection box. It has 6 electrical code options namely A, G, H, D, E, and F. The A, G, and H work with 220V of power supply and a 1 phase, 220V fan, while the D, E, and F work with 400V of power supply. The E and F option work with a 1 phase fan, while the D option work with a 3 phase fan.