Manufacturer Name: Resideo Product Number: TH3210D1004 OEM Part Number: TH3210D1004 Product Description: 2Ht/1Cl Non-Prog White Pro3000 Weight:0.66lbs/299.37g The Resideo TH3210D1004 Non-Programmable Thermostat is a great and simple thermostat to use for controlling your heating and cooling systems.This thermostat works on 20 to 30 VAC voltage and is equipped with thermistor se... https://www.partshnc.com/th3210d1004-resideo-2ht1cl-non-prog-white-pro3000