11" Single Inlet Direct Drive Plenum Fan, Motor Type:1 Hp 208 Volt with Shaft Grounding, RPM:2885, Max Operating Temp:185, Impeller Design: Backward, Impeller Material: Steel, Blades: Curved, Dimensions: 17"H X 16"W X 17"D, Weight: 65Lbs In Mfg Box, Made in USA