UM506 to control 12VDC Hobby Motor

[Duck69]

According to Add-A-motor: 
]If your chain does not have an existing loop, please call us and we will explain a simply option.
Phoenix/Scottsdale: 480-836-8170  Toll-free 1-888-233-6686  Email: info@add-a-motor.com

seedyburner,  I called Add-A-motor, but since I don't have any information about your "black-out" shades, I wasn't able to obtain any information.

So, let your fingers do the walking and call EM up. 

Please, post with what information you're able to get from them.