The is a high-performance industrial door control unit designed for 3-phase operators like the WA 400 or WA 400 M . Housed in a robust IP 65 rated enclosure , this unit is the standard for modern warehouse and commercial door management. Core Technical Specifications

Set the by stopping approximately 5 cm before the floor and fine-tuning until "L" with a lower dash appears. A445 Error Codes & Troubleshooting

The control housing must be installed so the door is visible during operation but protected from extreme temperatures.

Enter programming mode by long-pressing the button until "00" appears.

The A445 acts as the "brain" of the sectional door, managing power distribution and safety signals. 400V AC / 3-phase / N / PE.