Supply Voltage Vdc:48V; Fan Frame Type:Square; Fan Frame Size:80Mm; External Depth:32Mm; Bearing Type:Ball Bearing; Air Flow - Cfm:39.43Cfm; Noise Rating:43Dba; Power Rating:4.3W; Rated Speed:4200Rpm; Current Rating:-; Ip Rating:Ip20Rohs Compliant: Yes |Ebm-Papst 8318HL.