The RS PRO 239-9464 is a heavy-duty 230V AC axial fan designed for cooling and ventilating high-density systems like telecoms servers.Dimensions: 120 mm × 120 mm × 38 mmAirflow: 185.9 cfm (315.8 m³/h)Power Consumption: 18 W (65 mA max)Speed: 2,900 rpm