® K987 3U Active Air Cooler PRODUCT SPECIFICATIONS ® K987 | Socket LGA 775/1356/1366/115X/1200 Model Number: K987 • Recommend for Intel® CPU as following . Intel® Xeon® Processor E3 v4 Family, Socket FCLGA 1150 . Intel® Xeon® E Processor/Intel Core™ i7 Processor, Socket FCLGA 1151; . Intel® Xeon® Processor E3 Family/Intel Core™ i5 Processor, Socket LGA 1155; . Intel® Xeon® processor X3400, Socket LGA 1156; . Intel® Core™ i9 Processor, Socket FCLGA 1200; . Intel® Xeon® Processor 5500 Series/Intel® Core™ i7 Processors I7-900 Series, Socket LGA 1356/1366; . Intel® Core™2 Extreme Processor/Core™2 Quad Processor/Core™2 Duo Desktop Processor/Pentium® D Processor/Pentium® Processor for Desktop/Pentium® 4 Processors/Pentium® 4 Processor Extreme/Celeron® Processor, Socket LGA 775 • Active Cooler for 3U Server & Up Overall Specification Dimension 106.0 x 106.0 x 72.6 mm Weight 500 g Material Aluminum Radial fin Heat Sink with Copper Inserted Fan 9225 Round Fan Top-Down Blowing Screw-on Retention Available for all Intel® Sockets Protection Finger Guard Protection Back Strip Set/Plate Available for all Intel® Sockets Screw Sets Bag Included Thermal Grease TIG830SP Thermal Grease Syringe Included TDP Up to 125 Watts CPU Power Heat Dissipation Cooling Fan Specification Dimension Ø92.0 x 25.0 mm Bearing Single-Ball Rated Voltage 12V Rated Speed At Duty Cycle 0~20%: 900 RPM At Duty Cycle 50%: 1700 RPM At Duty Cycle 100%: 2800 RPM Input Power At Duty Cycle 0~20%: 0.72 W At Duty Cycle 50%: 1.2 W At Duty Cycle 100%: 3.0 W Maximum Airflow At Duty Cycle 0~20%: 15.1 CFM At Duty Cycle 50%: 30.9 CFM At Duty Cycle 100%: 46.96 CFM www.dynatron.co © 2020 by Dynatron Corporation. 1 ® K987 | Socket LGA 775/1356/1366/115X/1200 Rated Static Pressure At Duty Cycle 0~20%: 0.30 mm- H2O At Duty Cycle 50%: 1.55 mm-H2O At Duty Cycle 100%: 2.977 mm-H2O Acoustical Noise At Duty Cycle 0~20%: 14. 0 dBA At Duty Cycle 50%: 19. 0 dBA At Duty Cycle 100%: 29.30 dBA Lead Wire Pin Out Pin#1- Black(-) Pin#2- Yellow(+) Pin#3- Green(Tachometer/ Signal Output) Pin#4- Blue (PWM) Performance Chart: Active Cooler K987 Thermal Resistance Cooling Performance vs. Airflow 0.34 32 0.331 29.9 0.33 30 0.32 28 0.31 0.305 25.1 26 C/W) ° 0.3 24 Rth 0.29 22 20.3 0.28 Noise 0.28 20 Noise Level(dBA) C ambient temperature ° 0.27 18 hermal Resistance( T at 35 0.26 15.1 0.255 16 0.25 14 0.24 12 22 32.3 41.1 48.4 Air Flow Rate(CFM) www.dynatron.co © 2020 by Dynatron Corporation. 2 ® K987 | Socket LGA 775/1356/1366/115X/1200 Cooling Performance vs. Fan Speed 0.34 32 0.33 0.331 29.9 30 0.32 28 0.31 26 C/W) ° 0.305 25.1 0.3 24 Rth 0.29 22 Noise 0.28 20.3 0.28 20 Noise Level(dBA) C ambient C ambient temperature ° 0.27 18 hermal Resistance( T at 35at 0.26 16 15.1 0.255 0.25 14 0.24 12 1000 1500 2000 2500 Fan Speed(RPM) www.dynatron.co © 2020 by Dynatron Corporation. 3 .