Specifications: Product Number: R-AK400-BKNNMD-G-1 Performance Suitable location: Processor Type: Air cooler Fan diameter: 12 cm Supported processor sockets LGA 1150 (Socket H3) LGA 1151 (Socket H4) LGA 1155 (Socket H2) LGA 1200 (Socket H5) LGA 1700 Socket AM4 Socket AM5 Rotational speed (min): 500 RPM Rotational speed (max): 1650 RPM Noise level (high speed): 28 dB Maximum airflow: 59.46 cfm Maximum air pressure: 1.62 mmH2O Bearing type: Fluid Dynamic Bearing (FDB) Design Product colour: Black Number of fans: 1 fan(s) Number of fan blades: 9 Number of heat pipes: 4 Fan connector: 4-pin Power Rated voltage: 12 V Fan power consumption: 1.2 W Rated current: 0.1 A Weight & dimensions Width: 127 mm Radiator width: 12 cm Radiator depth: 15.2 cm Radiator height: 4.5 cm Depth: 123 mm Height: 155 mm Weight: 802 g Fan dimensions Width: 120 Depth: 120 Height: 25 mm Heat pipes diameter: 6 mm Packaging data: Mounting kit