The MC36288 is a 12VDC Axial Fan with Vapo bearing, wire leaded power connection and 115mA current rating. super high speed, thermoplastic PBT frame and fan blade. 500MR at 500VDC between internal stator and lead wire insulation resistance plastic housing, UL class-A insulation, counter-clockwise direction of rotation viewed from front of fan blade, diameter 4.3mm in 4 holes.