Comair Rotron MR77B3 028309 AC Tube Axial Fan, 230 VDC, 6.75 x 5.92 x 2.00 Size (W" x H" x D"), 235 CFM Air Flow, Ball Bearing, 140 mA, 30 Watts, UL/CSA/TUV/CE Agency Approval, 56.6 dBA, Terminals Lead Connection