The 4318 is a 48VDC Axial Fan with ball bearing, speed signal and alarm signal. Fibreglass-reinforced plastic (PBT) housing and fibreglass-reinforced plastic (PA) impeller. Motor protected against reverse polarity and locking. Locked-rotor with blocking and overload protection. 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.
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