Axial Fan, Square, 117 CFM @ 0.000-In SP, Voltage 230 AC, 60/50 Hz, Single Phase, Amps 0.12, Watts 21, Fan RPM 3150, 50 dBA, Height 4 11/16 In, Width 4 11/16 In, Depth 1 1/2 In, Mounting Holes O C 4 1/8 In, Vertical or Horizontal Mounting Position, Motor Insulation Class A, Impedence Thermal Protection, Max Ambient Temp 158 F, Ball Bearings, Requires Cord Set Not Included