RAMSET Ram 1000 Slide Gate Operator 12HP 120VAC Continous Duty Motorbr Check out here on amazon br Heavy Duty Residential 12 Hp 120V Motor br Light Commercial can handle up to a 1000 lbs gate and 40 feet long br convenient Foot pedal Release in case of power failure br Electronic Reversing Device ERD Automatically adjusts to the size of the gate br Automatic Timer can be set from 0 to 60 seconds