System Application: Heat/Cool or Heat Pump without Auxiliary Heat; Stages Heat/Cool: Up to 2H/2C; Power Method: Hardwired or Battery; Terminal Designations: R, Rc, C, W-O/B, G, Y, W2-AUX/E, Y2-L; Color: White; Description: Standard;
System Application: Heat/Cool/Heat Pump; Stages Heat/Cool: Up to 2 Heat/2 Cool Conventional Systems; Up to 2 Heat/1 Cool Heat Pumps; Power Method: Hardwired or Battery; Terminal Designations: R, Rc, C, W (O/B), G, Y, W2-AUX/E, Y2-L; Color: White; Description: Standard;
System Application: Heat/Cool or Heat Pump without Auxiliary Heat; Stages Heat/Cool: 1H/1C; Power Method: Hardwired or Battery; Terminal Designations: Rc, R, W (O/B), Y, G, C; Color: White; Description: Standard;