Dynatron B18 Blade Server Narrow Type CPU Cooler Recommend for Intel Xeon Platinum / Gold Family Processor( products formerly Skylake) Socket FCLGA3647 Narrow ILM Only Active Cooler for Blade Server Support CPU power up to 205 Watts heat dissipation PRODUCT SPECIFICATION: CPU Support: Intel Xeon Platinum / Gold Family Processor CPU Socket: FCLGA3647 Narrow ILM Solution: Blade Server and Up Dimensions: 108 x 81.5 x 25 mm Weight: 460g Material: Copper1100 Heatsink with Vapor Chamber Base Fan Dimension: Ø80 x 13 mm Bearing: Dual Ball Type Rated Voltage: 12V Speed At Duty Cycle 20%: 1500 ± 200 RPM At Duty Cycle 50%: 4000 ± 10% RPM At Duty Cycle 100%: 8000 ± 10% RPM Power At Duty Cycle 20%: 1.44 W At Duty Cycle 50%: 4.8 W At Duty Cycle 100%: 19.2 W Air Flow At Duty Cycle 20%: 4.3 CFM At Duty Cycle 50%: 11.6 CFM At Duty Cycle 100%: 22.8 CFM Noise Level At Duty Cycle 20%: 25.6 dBA At Duty Cycle 50%: 46.9 dBA At Duty Cycle 100%: 62 dBA Air Pressure At Duty Cycle 20%: 3.0 mm-H2O At Duty Cycle 50%: 21.0 mm-H2O At Duty Cycle 100%: 83.8 mm-H2O Lead Wire Pin Out Pin1- (-) Pin2- (+) Pin3- (Techometer / Signal output) Pin4- (PWM) CERTIFICATIONS: RoHS Compliant