AHU50 Bosch Air Handler 37-45-52

The AHU50 Bosch Air Handler (37‑45‑52) is an indoor multi‑position air handler intended to integrate with Bosch ducted heat‑pump and split systems, offering flexible installation for residential and light‑commercial projects. Bosch air-handler designs commonly include multi‑position configurations, foil‑faced insulation, all‑aluminum coils and ECM or multi‑speed blower options to support efficiency and humidity control. (bosch-homecomfort.com) I could not locate a Bosch product page for part number 7736503820 (AHU50); this description is generalized from Bosch air-handler documentation.