AC Series Size AxBxC IP Rating Max Airflow Features S280RAP 280x280x88.9mm/11x3.5inch IP44 1450 CFM Inner rotor S254RAP Dia.254x89mm/10x3.5inch IP44 1068 CFM Inner rotor S254AP Dia 254x89mm/10x3.5inch IP44 680 CFM Inner rotor S225AP 225x225x80mm/8.86x3.15 inch IP44 692 CFM Inner Rotor S205AP 205x205x72mm/8x2.8inch IP44 720 CFM Inner Rotor S200RAP Dia.200x220x70mm/8x2.8inch IP44 510 CFM Inner rotor S180GAP 176x176x89mm/7x3.5inch IP44 410 CFM Inner rotor S180FAP 180x180x65mm/7x2.5inch IP44 405 CFM Inner rotor S175SAP 172x150x51mm/6.7x2inch IP44 312 CFM Inner rotor S172EAP (7) 150x172x55mm/6x2.2inch IP44 265 CFM Outer rotor S172EAP 150x172x55mm/6.7x2.2inch IP44 230 CFM Inner rotor S172RAP (7) 172x51mm/Dia.6.8x2inch IP44 320 CFM Outer rotor S172RAP 172x51mm/Dia.6.8x2inch IP44 238 CFM Inner rotor S172SAP 172x150x51mm/6x2inch IP44 235 CFM Inner rotor S162SAP 172x150x51mm/6x2inch 215 CFM S162SAP (MS) 172x150x51mm/6x2inch IP44 220 CFM Inner rotor S160AP 160x160x62mm/6.3x6.3x2.4inch IP44 343 CFM Inner rotor S150AP 172x150x38.5mm/6x1.5inch IP44 210 CFM Inner rotor S127AP 127x127x38.5mm/5x1.5inch IP44 130 CFM Inner rotor S119AP 120x120x38.5mm/4.7x1.5inch IP44 125 CFM Inner rotor S109AP (MS) 120x120x38.5mm/4.7x1.5inch IP44 110 CFM Inner rotor S109AP 120x120x38.5mm/4.7x1.5inch IP44 105 CFM Inner rotor S1238PT 120x120x38mm / 4.7x1.5inch IP55, 68 135 CFM Outer rotor S125AP (MS) 120x120x25.5mm/4.7x1inch IP44 68 CFM Inner rotor S125AP 120x120x25.5mm/4.7x1inch IP44 75 CFM Inner rotor S938AP (MS) 92x92x38.5mm/3.6x1.5inch IP44 52 CFM Inner rotor S938AP 92x92x38.5mm/3.6x1.5inch IP44 52 CFM Inner rotor S92AP (MS) 92x92x25.5mm/3.6x1inch IP44 33 CFM Inner rotor S92AP 92x92x25.5mm/3.6x1inch IP44 35 CFM Inner rotor S838AP (MS) 80x80x38mm/3x1.5inch IP44 30 CFM Inner rotor S80AP (MS) 80x80x38mm/3x1.5inch IP44 30 CFM Inner rotor S80AP 80x80x38mm/3x1.5inch IP44 31 CFM Inner rotor S825AP (MS) 80x80x25.5mm/3x1inch IP44 22 CFM Inner rotor S825AP 80x80x25.5mm/3x1inch IP44 25 CFM Inner rotor