Honeywell Home T6 Pro (US): what it works with
Honeywell Home · model T6 Pro Smart Thermostat TH6320WF2003 · For the US and Canada
- Matter Unconfirmed
- Apple Home Yes
- Google Home Unconfirmed
- Amazon Alexa Yes
- SmartThings Unconfirmed
- Home Assistant Unconfirmed
The T6 Pro TH6320WF2003 from Honeywell Home is a 2.4 GHz Wi-Fi wall thermostat for low-voltage systems: up to 3 heat and 2 cool stages on heat pumps, 2 and 2 on conventional. Honeywell's copy for this model names Apple Home and Amazon Echo. No hub is needed, but it requires a C-wire.
Checked against 2 sources on
Ecosystem compatibility
| Platform | Works? | Details |
|---|---|---|
| Matter | Unconfirmed | Honeywell's page doesn't mention Matter; no CSA listing was checked. |
| Apple Home | Yes | The T6 Pro feature copy says "Integration with your Apple Home and Amazon Echo".[1] |
| Google Home | Unconfirmed | Google Assistant appears only in Honeywell's brand-wide works-with logo row, not in this model's own copy. |
| Amazon Alexa | Yes | The T6 Pro feature copy names Amazon Echo integration.[1] |
| SmartThings | Unconfirmed | Samsung SmartThings appears only in Honeywell's brand-wide works-with logo row, not in this model's own copy. |
| Home Assistant | Unconfirmed | No Home Assistant page was checked for this model. |
“Via Matter” means you add it with that platform's Matter controller instead of a brand skill or app. “Unconfirmed” means we couldn't find an official source either way. How we verify.
Specs that matter for setup
- Radio
- Wi-Fi[1]
- Hub required
- No[1]
- Local control
- Unconfirmed
- Type
- Wall thermostat[1]
- Controls
- Low voltage; up to 3 heat/2 cool heat pump, 2 heat/2 cool conventional[1]
- Power
- C-wire required[2]
- Radio: 2.4 GHz 802.11 b/g/n only.
- Hub: Connects straight to home Wi-Fi; page lists RedLINK as No.
- Local control: Honeywell doesn't say whether control works without its cloud.
- Controls: The model name and one spec table say 3 heat/2 cool on heat pumps; another spec table on the same page says 2 heat/1 cool.
- Power: Honeywell's support article says the T5/T6 Pro Wi-Fi models require a common wire.
Before you buy
- Needs a C-wire; Honeywell sells a C-wire adapter.
- 2.4 GHz Wi-Fi only.
- Sold through installers: Honeywell's page shows it as sold out with pricing from a pro, and one spec table lists fewer heat pump stages.
- Google Home, SmartThings, Matter and Home Assistant support are not confirmed for this model.
Quick answers
- Does the Honeywell Home T6 Pro (US) work with Apple Home?
- Yes. The Honeywell Home T6 Pro (US) works with Apple Home directly. The T6 Pro feature copy says "Integration with your Apple Home and Amazon Echo". More smart thermostats for Apple Home
- Does the Honeywell Home T6 Pro (US) work with Google Home?
- Not confirmed. We couldn't find an official source either way. Google Assistant appears only in Honeywell's brand-wide works-with logo row, not in this model's own copy.
- Does the Honeywell Home T6 Pro (US) work with Amazon Alexa?
- Yes. The Honeywell Home T6 Pro (US) works with Amazon Alexa directly. The T6 Pro feature copy names Amazon Echo integration. More smart thermostats for Amazon Alexa
- Does the Honeywell Home T6 Pro (US) work with SmartThings?
- Not confirmed. We couldn't find an official source either way. Samsung SmartThings appears only in Honeywell's brand-wide works-with logo row, not in this model's own copy.
- Does the Honeywell Home T6 Pro (US) work with Home Assistant?
- Not confirmed. We couldn't find an official source either way. No Home Assistant page was checked for this model.
Sources
- T6 Pro Smart Thermostat Multi-Stage 3 Heat/2 Cool — Honeywell Home manufacturer · accessed Oct 12, 2026
- Do the Lyric T5/T6 Pro Wi Fi model thermostats require a C wire? — Honeywell Home manufacturer · accessed Oct 12, 2026
Official product page: honeywellhome.com