Manufacturer: EBM-Papst Industries Inc  •  RoHS/pb-free: RoHS   Pb-free  •  Series: RG28P  •  Fan Type: Blower, Centrifugal  •  Size / Dimension: Rectangular - 463mm L x 528mm H x 243mm W (280mm Dia)  •  Voltage Rating: 230VAC  •  Power (Watts): 1800W  •  Noise: 90 dB(A)  •  Air Flow: 1100.0 CFM (31.15m³/min)  •  Termination: 2 Wire Leads  •  Bearing Type: Ball  •  Weight: 50 lbs (22.68kg)  •  Other PartNo: RG28P4/106484