apparatus [apparatuses](complex machine or instrument) noun [UK: ˌæ.pə.ˈreɪ.təs] [US: ˌæ.pə.ˈræ.təs]
equipment [equipments](whatever is used in equipping) noun [UK: ɪ.ˈkwɪp.mənt] [US: ɪ.ˈkwɪp.mənt]I don't have the right equipment. = Non ho l'attrezzatura giusta.