Apollo 3500ETL Commercial Swing Gate OpenerThe 3500 single swing gate operator uses the advanced 1050 circuit board. Post mounted operator with articulating arm, perfect for heavy duty commercial and residential continuous operation, as well as farms and ranches. For swing gates up to 1,000 lbs weight and 20 ft length each. A 12 V battery is required and can be charged by either solar or AC power. Easily installed on most existing or new gates, with practical adjustment of the extension arm and limit switches. The motor’s low profile design allows for compact installation. A 4x4 post with heavy wall tubing is recommended. Quality and durability with the corrosion resistant housing. Safe, the arm design eliminates major pinch points.