Axial Fan, Fan Shape Square, Mounting Eye O.C. 2 in, Height 2 3/8 in, Diameter Not Applicable, Depth 9/16 in, Width 2 3/8 in, Fan Cord Length 11.4 in, CFM @ 0.000-In. SP 21.3 cfm, Watts 1.88 W, Voltage 12V DC, 0.156 A Amps, Electrical Connection - Fans Lead Wires, Sound Level 34.5 dBA, IP Rating IP68, Air Flow 21.3 cfm, Mounting Position Horizontal/Vertical, Bearing Type Ball, 4,500 RPM RPM, Motor Design Brushless DC, Motor Insulation A, Thermal Protection Yes, Max. Ambient Temp. 158 Degrees F