H4 DUTY CYCLE (300 MOTOR STARTS/HOUR). EASY INSTALLATION AND MAINTENANCE. STANDARD PROTECTOR OVERLOAD DEVICE. 10 POCKET OBLIQUE LAY LIFTWHEEL PROVIDES LONGER CHAIN WEAR. EPOXY POWDER COAT FINISH. 6-1/2 FT. POWER CORD WITH MOLDED 3 PRONG PLUG ON 115 VOLT UNITS. NEMA 4 INDUSTRIAL RATED CONTROL STATION. MADE IN U.S.A. ALSO INCLUDES CHAIN CONTAINERS THAT ARE RECOMMENDED WHEREVER THE TAIL CHAIN SHOULD BE KEPT UP OUT OF THE WAY TO PREVENT FOULING THE LOAD OR THE HAZARD OF LOOPED CHAIN. CHAIN FEEDS INTO AND OUT OF THE CONTAINER WITHOUT KINKING OR TWISTING.