The 614NHH is a 24VDC Axial Fan with ball bearing, speed signal, Go/No-go alarm, wire leaded power connection. Fibreglass-reinforced plastic (PBT) housing and fibreglass-reinforced plastic (PA) impeller. Motor protected against reverse polarity and locking. Locked-rotor with electronic 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. Exhaust over struts direction of air flow Clockwise direction of rotation seen on rotor 22AWG Single-wire connection IP68 Protection rating Protection against moisture Operating Temperature -4 ~ 158°F (-20 ~ 70°C)