The W2E250-HJ32-01 is a 115VAC Axial Fan with a maintenance-free ball bearing and sheet steel impeller. This W2E series 7-blade AC axial fan comes with a die-cast aluminum housing. The direction of rotation counter-clockwise seen on rotor and the air exhaust over struts. The power connection is through terminal strips (operating capacitor connected). F Insulation class Continuous operation (S1) mode IP44 Protection rating Supply Voltage: 115V. Current Type: AC. Fan Frame Size: 280mm. External Depth: 80mm Noise Rating: 73dBA. Flow Rate - Imperial: 1100cu.ft/min. Flow Rate - Metric: 30.8m³/min Bearing Type: Ball. Power Connection Type: Terminal Block. Operating Temperature -13 ~ 131°F (-25 ~ 55°C)