The Young Regulator 4011 round, 2-position, 24V motorized damper is ideal for zone control, outside air, air intake, and exhaust vents.
- 4011-PO Power Open / Spring Closed
- 4011-PC Power Closed / Spring Open
The hysteresis synchronous motor features a “lost motion” drive to protect the gear train from closing shock. The 24V motor is standard, 120V motors are available.