Chamberlain Professional Products has introduced the LiftMaster Variable Speed Heavy Duty Slide Gate Operator (Model VSL 595). The unit is an ideal gate operator for commercial applications where securing an opening quickly and efficiently is vital to the location, such as airports and manufacturing plants. The unit is equipped with a high-starting torque, continuous-duty industrial DC motor and supports gate lengths up to 70 feet and 1,700 pounds. Other features include manual disconnect, an integrated three-button control station and an external reset button.