Ducted Evaporative Cooler with Motor Commercial Grade 21 000 cfm Average Coverage Area 10 000 sq ft Drive Package With Motor Included Requires Assembly Drive Type Belt Pad Thickness 2 in Number of Inlets for Outside Air Multiple Inlet 5 hp HP Amps 16.7/15.2/7.6 208-230/460V AC Pump Voltage 230 3-Phase 208-230/460V AC Phase - Voltage 3 Phase Number of Speeds 1 Water Connection 3/8 in Water Capacity 50 gal