Manufacturer Name: Resideo Product Number: MSTN OEM Part Number: MSTN Product Description: Motor Asmbly For Aobd's Weight:0.69lbs/312.98g The Resideo MSTN Motor Switch Terminal is a rugged and versatile device designed to control motorized devices in HVAC systems. This switch has two positions and is rated at 24 volts, and offers a power open shut type of control. https://www.partshnc.com/mstn-resideo-motor-asmbly-for-aobds