ClimaSys CV Axial motor ventilator. 24V DC 50Hz or 60Hz. 3.6W 50 Hz. Free flow rate with standard filter of 58 m3/h at 50 Hz. 137 x 117 x 49 mm. Cut-out dimensions of 92 x 92 mm. Outlet grille injected thermoplastic (ASA PC), Grey RAL 7035. Connections terminals by cable. 2 protective grille on the front and rear surfaces. Protection IP54.