Image is Representational - See Manufacturer Specs | Axial Fan - 24 VDC - 60 x 60 x 25.4 mm - 42 dBA - 31.79 cu.ft/min - 3 Wire Leads. The 614N/2HH-169 is axial fan protected against reverse polarity and locking. Operating temperature range is from -20 to +70�C.