1. Part number P985 For Intel Dual core Xeon 3000 sequence Core 2 Duo E6000 sequence Core 2 Extreme X6800 Celeron D 300 sequence Pentium 4 600 sequence Socket 775 Active cooler for Desktop and Workstation ROHS Compliant Overall Specification Dimension 110 5mm x 110 5mm x 75 0mm Weight 535g 10g Material Aluminum Radial fin Heatsink with Copper inserted Support CPU Power up to 86 Watts Thermal Resistance 0 32 c w Fan Specification PWM Fan Dimension 92 mm x 92 mm x 25 mm Rated Speed 2600 10 RPM Bearing Single Ball Rated Voltage DC12V Maximum Airflow TBD Acoustical Noise TBD Lead Wire Pin Out Pin 1 Black Pin 2 Yellow Pin 3 Green Tachometer Signal output Pin 4 Blue PWM