TF243SN-S/U Honeywell Home Orchid 3 Series FCU Modulating Thermostat Silver

Application:

The TF243SN-S/U digital thermostat is designed for 3-speed fan and modulating valve control in a fan coil system.
Including:
- 2-pipe cool only/heat only/manual changeover
- Ventilation mode
- Manual or automatic 3-speed fan control
- Modulating water valve control
Besides the basic controls, TF243 series provide Random Start-up Function to maintain power grid stability.
In addition, Honeywell Home Memorized Time Off Function can automatically turn off the thermostat to save energy.