The 5700 Series Low Energy Operator from Norton Door Controls is a power door operator with three components: inverter, motor and closer body. When the door is opened manually, the drive train and motor are not engaged – the closer, not the motor, controls the closing cycle. In the event of a power outage, the door can be manually opened and closed. Norton Door Controls

For Free Information circle 318 or visit www.sdmmag.com/webcard or www.nortondoorcontrols.com