The 4314S is a 24VDC compact Axial Fan with a ball bearing and glass-fiber reinforced PA plastic impeller. This 414 series square DC fan features fiberglass-reinforced PBT plastic housing, the electrical connection is via stripped and tinned ends TR 64 22AWG leads. The axial fan with high air flow and minimum noise level. The DC drive employs an electronically commutated external rotor motor with high efficiency. Drive electronics is completely integrated into the fan hub. The air flow and noise level can be controlled by varying the supply voltage range.