The HONEYWELL THX900B2 ElitePRO S900 Smart Thermostat delivers a modern design with a 4.3" customizable touchscreen and indoor humidity monitoring. Compatible with residential and light commercial 24 Vac systems, it supports gas, oil, electric warm air, hydronic, fan coil unit, and PTAC. It also offers IAQ control and supports 3H/2C heat pump or 2H/2C conventional stages.
Works with residential and commercial systems up to 3H/2C heat pump or 2H/2C conventional
Control up to 1 IAQ devices with configurable outputs
Decorative black accent piece
Product Highlights
This smart thermostat features a customizable display, smart home integration, and energy-saving capabilities. It is also ENERGY STAR certified.
Product Information
Standard Information
Brand: HONEYWELL
Manufacturer Part Number: THX900B2
Country of Origin: Mexico
Technical Specifications
Application
Residential or light commercial, 24 Vac systems; Gas, Oil, Electric Warm Air, Hydronic, Fan coil unit, PTAC. IAQ control.
Stages
3H/2C heat pump or 2H/2C conventional
Smart Home Integration
Yes
Display Size
4.3 sq. in
Touchscreen
Yes
Display Language
Display selectable for English, French, or Spanish
Modes of Operation
Heat, Off, Cool, Auto, Emergency Heat
Program Type
Time-Based or Smart Away, Residential or Light Commercial
Energy Star Certified
Yes
Heat-Cool Changeover
Auto or Manual
Power Supply
Hardwired, C-Wire required
Power Source
Hardwired, C-Wire required
Frequency
60 Hz
Includes
ElitePRO™ Series Thermostat
WiFi
Yes
Ambient Operating Temperature (Max)
102 °F, 38.9 °C
Ambient Operating Temperature (Min)
37 °F, 2.8 °C
Operating Relative Humidity (Max)
90 % RH
Operating Relative Humidity (Min)
5 % RH
Auto Changeover
Yes
Humidity Set point (Max)
90% RH
Humidity Set point (Min)
0% RH
Set point Temperature (Max)
Heat: 90 °F, Cool: 99 °F, Heat: 32 °C, Cool: 37 °C
Set point Temperature (Min)
Heat: 40 °F, Cool: 50 °F, Heat: 4.5 °C, Cool: 10 °C