Electric Chain Hoist Duty Classification H4 Mount Type Push Trolley Maximum Lifting Capacity 2 000 lb Number of Speeds 1 Programmable Non-Programmable Fixed Lift Speed 28 fpm Minimum Lift Speed Not Applicable Maximum Lift Speed Not Applicable Trolley Speed Not Applicable Maximum Lifting Length 20 ft Current at Minimum Voltage 8.6 A Current at Maximum Voltage 4.2 A Motor Horsepower 2 3/8 hp Operating Voltage 208-230/460V AC Headroom 18 1/2 in For Minimum Beam Height 4 3/16 in