The 4314U is a 24VDC Axial Fan with sleeve bearing and speed signal. Fibreglass-reinforced plastic (PBT) housing and fibreglass-reinforced plastic (PA) impeller. Protection against salt fog, wire leaded power connection DC fans with electronically communicated external rotor motor, fully integrated communication electronics. Axial compact fan is suitable for high air performance with moderate pressure build-up. The flow of air through the fan blades is parallel to the rotation axis.