Product Overview The 6400U series DC Axial Fan with motor protection against reverse polarity and locking. The outstanding features of axial fans are their low installation depth, low noise level and outstanding efficiency. Combined with GreenTech, the future-oriented EC Technology from ebm-papst, the axial fans become intelligent energy-saving wonders for an extremely wide range of applications. Motor protection against reverse polarity and locking Air intake over struts Connection via 310mm strands 22AWG, TR 64, bared and tin-plated Die-cast aluminium housing Fibreglass-reinforced PBT composite Counter-clockwise direction of rotation _DELETE_