FAN AXIAL 40MM 24VDC 7.9CFM 29DBA; Supply Voltage:24V; Current Type:DC; Fan Frame Size:40mm; External Depth:20mm; Noise Rating:29dBA; Flow Rate - Imperial:7.9cu.ft/min; Flow Rate - Metric:13.5m³/h; Bearing Type:Sleeve; Power Connection Type:2 Lead Wires; Current Rating:-; Product Range:400 Series; Power Rating:1.7W; IP Rating:-; SVHC:No SVHC (12-Jan-2017)