Description Specifications Mfr Part Number: B11 CPU Socket: FCLGA3647 Solution: 3U Server and Up Material: Aluminum Heatsink with Heatpipe Embedded Fan Dimension: 80.0 x 80.0 x 25.0 mm Speed: At Duty Cycle 20%: 1300 ± 200 RPM At Duty Cycle 50%: 2300 ± 10% RPM At Duty Cycle 100%: 4000 ± 10% RPM Rated Voltage: 12V Bearing: 2 Ball Bearing Power: At Duty Cycle 20%: 0.96 W At Duty Cycle 50%: 1.44 W At Duty Cycle 100%: 4.80 W Air Flow: At Duty Cycle 20%: 12.5 CFM At Duty Cycle 50%: 28.8 CFM At Duty Cycle 100%: 50.0 CFM Noise Level: At Duty Cycle 20%: 16.0 dBA At Duty Cycle 50%: 30.2 dBA At Duty Cycle 100%: 42.2 dBA Air Pressure: At Duty Cycle 20%: 0.5 mm-H2O At Duty Cycle 50%: 2.6 mm-H2O At Duty Cycle 100%: 7.8 mm-H2O Lead Wire Pin Out: Lead Wire Pin Out Pin1- (-) Pin2- ( ) Pin3- (Techometer/Signal output) Pin4- (PWM) Thermal Grease: Shin-Etsu 7762 Pre-printed Dimensions: 108.0 x 80.0 x 110.0 mm Weight: 600.0 g RoHS Compliant