This motor will work for many round as well as rectangular dampers as long as it has the number 38398L or 37729L or 37339L on the side of the motor. Do not order unless you see that number there are many motors that look like this from the back side. Do not order if the 5 digit number ends in “Rright hand rotation as it will not work for you *Restock Charge: Please note our 15% restock charge on this motor due to excessive returns due to not matching the motor numbers see above this

Replacement 24VAC Synchron Motor 38398L for RetroZone Rectangular Damper
$57.33