Resideo THX321WFS2001W Thermostat

T10 Pro Smart Thermostat with RedLINK Sensor

System Application: 24 Vac Systems; Gas, Oil, Electric, Steam /Gravity Systems, Dual Fuel; Stages Heat/Cool: 3/2 Heat Pump or 2/2 Conventional; Power Method: Hardwired; Terminal Designations: RC, R, C, W, O/B, Y, Y2, G, E, AUX, K, L, U, U, S, S; Color: White; Connected: Yes