The 4606X is a 115VAC Axial Fan with ball bearing and terminal power connection, external rotor shaded pole motor. Metal fan housing and impeller. Air intake over struts, clockwise direction of rotation looking at rotor. Mounting from either face using four 4.3mm holes, terminal with 2-flat pin of 2.8 x 0.5mm, fan housing with ground lug for screw M4 and UNC with 2-curve. 3100RPM Speed rating 18W Rated power 90°C Maximum ambient temperature Insulation class-F Protected from overload using impedance protection