PRO-SL2000B- Heavy Duty Slide Gate Opener. For use with Gates up to 30 ft AND 1000 lbs. Full systems capable “add on ready” heavy-duty control board included adjustable obstruction sensing, gate sequencing and auto close settings. Includes a built-in internal friction disc brake/lock. Easy to install 4 ft. post mounts (2) included. Solar Compatible Dual applications require the addition of the PRO-SL2200B.