Basic controller for one stage of rollups (1 or 2 motors) plus two stages dry contacts for heaters, fans, etc.

For ventilation control on roll up sides and roof vents with low voltage motor packages. 110VAC input, 24VDC output. Also controls heaters & fans. All controllers have manual override. Solar powered controllers and interface boxes to accept signals from other controllers are also available. For a quote, call with your requirements.