Honeywell T-series includes non-connected and connected thermostats. T-series also split into two different lines, one is regular type thermostats can be installed by userself with basic techniques ,and another one is Pro type thermostats which require Pro installation.
The biggest commonpoint of T-series thermostat is they are use a same mounting system called “UWP”, it’s basic a standard mounting base, that allowed user easily replace a T-series thermostat with another one without installation.
The most powerful type among T-series thermostats is Wi-Fi connected thermostat, also as known as smart thermostat.If you want to use Honeywell T-series thermostat or upgrade your old T-series thermostat, then you may consider following smart thermostats as your options, from the new model to old.
T10 Pro
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Honeywell T10 Pro thermostat is the most advanced product in the T-series line. Like other Pro type products, T10 requires professional installation.
| Name | Honeywell T10 Pro |
| MPN | THX321WFS2001 |
| FCC ID | HS9-THX321WF01 |
| Release Year | 2019 |
| Dimension | 3.7*4.92*0.94 in |
| Display | Color Graphical LCD touchscreen display |
| Protocol | Wi-Fi 802.11 a/b/g/n (2.4 GHz/5 GHz) 926MHz |
| Color | White |
| Accessory | Honeywell Room Sensor |
| Work with | Amazon Alexa, Google Assistant, HomeKit,Cortana, IFTTT |
| Pros | Room Sensor support, Great design, 5 GHz WiFi support. |
| Cons | Need Pro installation |
| MSRP | Contact a Pro |
| Rating |
T9
Honeywell T9 is designed for the DIY user, it shared many same designs with T10 pro, it’s easy to mix T9 with T10 pro because they almost have same looking, the only difference is the label on the bottom of the touchscreen.
| Name | Honeywell T9 |
| MPN | RCHT9610WFSW2003 |
| FCC ID | HS9-THX321WF01 |
| Release Year | 2019 |
| Dimension | 3.7*4.92*0.94 in |
| Display | Color Graphical LCD touchscreen display |
| Protocol | Wi-Fi 802.11 a/b/g/n (2.4 GHz/5 GHz) 926MHz |
| Color | White |
| Accessory | Honeywell Room Sensor |
| Work with | Amazon Alexa, Google Assistant, SmartThings, IFTTT |
| Pros | Room Sensor support, Great design, 5 GHz WiFi support. |
| Cons | Lack HomeKit support |
| MSRP | $169 (thermostat) $199(thermostat and a sensor) |
| Rating |
T6 Pro (Discontinued?)
Honeywell T6 Pro prior Lyric T6 Pro is the last generation of Pro type thermostat, it supports wired indoor/outdoor sensor. It has two models which have small difference for HVAC support,TH6320WF2003 Up to 3H/2C heat pump and 2H/2C conventional, and TH6220WF2006 Up to 2H/1C heat pump and 2H/2C conventional.
| Name | Honeywell T6 Pro |
| MPN | TH6320WF2003/TH6220WF2006 |
| FCC ID | HS9-TH6220WF01 |
| Release Year | 2016 |
| Dimension | 3.7*4.92*0.94 in |
| Display | Color Graphical LCD touchscreen display |
| Protocol | Wi-Fi 802.11 b/g/n (2.4 GHz) |
| Color | White |
| Accessory | Hardwired outdoor sensor – C7089U1006 Remote indoor sensor — C7189U1005 |
| Work with | |
| Pros | Support most of HVAC system. |
| Cons | Need Pro installation, Sensor not so great. |
| MSRP | Contact Pro |
| Rating |
T5+
T5+ is an improved version of T5 thermostat, the biggest difference is T5+ can installed without C wire.
| Name | Honeywell T5+ |
| MPN | RCHT8612WF2005 |
| FCC ID | HS9-TH6220WF01 |
| Release Year | 2019 |
| Dimension | 4.06*4.,06*1.06 in |
| Display | Touchscreen |
| Protocol | Wi-Fi 802.11 b/g/n (2.4 GHz) |
| Color | Black |
| Room Sensor | Not support |
| Work with | Amazon Alexa, Google Assistant, Cortana, IFTTT |
| Pros | Easy to install, Less expensive |
| Cons | Not support sensor |
| MSRP | $149 |
| Rating |
T5 (Discontinue)
Also named Lyric T5, it is the last generation of T-series DIY thermostat, doesn’t have many fancy designs. It has replaced by T5+ and not available anymore.
| Name | Honeywell T5 |
| MPN | |
| FCC ID | HS9-TH6220WF01 |
| Release Year | 2016 |
| Dimension | 4.06*4.,06*1.06 in |
| Display | Color Graphical LCD touchscreen display |
| Protocol | Wi-Fi 802.11 b/g/n (2.4 GHz) |
| Color | Black |
| Room Sensor | Not support |
| Work with | Amazon Alexa, Google Assistant, SmartThings, IFTTT |
| Pros | Easy to install. Less expensive. |
| Cons | C wire Required. No roomo sensor support. |
| MSRP | NA |
| Rating |
Room Sensor
The new generation of Room sensor, it can sense temperature, humidity, and motion, and it can work with T9 or T10 Pro thermostat, could be used to prioritize rooms base on temperature or motion detect.
| Name | Honeywell Room Sensor |
| MPN | RCHTSENSOR-1PK / RCHTSENSOR-2PK |
| FCC ID | HS9-C7189R02 |
| Release Year | 2019 |
| Dimension | 2.6 x 0.8 x 2.6 inches in 1.28 ounces |
| Batteries | 2 AAA batttery per Sensor |
| Freqency | 926.39401 MHz |
| Color | White |
| Maximum Range | 200 feet |
| Field Of View | 120 degrees |
| Detector | Humidity, Motion, Temperature |
| Sensor | Hygrometer, Infrared, Thermometer |
| MSRP | $39 |
| Rating |