Product Dimensions 127×97×155 mm(L×W×H)Heatsink Dimensions 120×45×152 mm(L×W×H)Net Weight 661 gHeatpipe Ø6 mm×4 pcsFan Dimensions 120×120×25 mm(L×W×H)Fan Speed 500~1850 RPM±10%Fan Airflow 66.47 CFMFan Air Pressure 2.04 mmAqFan Noise ≤29 dB(A) Fan Connector 4-pin PWMBearing Type Fluid Dynamic BearingFan Rated Voltage 12 VDCFan Rated Current 0.13 AFan Power Consumption 1.56 WEAN 6933412728757P/N R-AK400-WPNPMN-G