Electric Chain Hoist Duty Classification H4 Mount Type Hook Mounted - No Trolley Maximum Lifting Capacity 600 lb Number of Speeds 1 Programmable Non-Programmable Fixed Lift Speed 15 fpm Minimum Lift Speed Not Applicable Maximum Lift Speed Not Applicable Trolley Speed Not Applicable Maximum Lifting Length 20 ft Current at Minimum Voltage 3.6 A Current at Maximum Voltage 3.6 A Motor Horsepower 3/4 hp Operating Voltage 230V AC Headroom 14 5/8 in