No C Wire Options
Compare no-C-wire smart thermostats by power method: included adapters and extenders, battery power, and the line-voltage systems to rule out.
Google 3rd Gen Stainless Steel, LCD, Hardwired, Remote/App Control Learning Thermostat
Available offers (4)
Retailer
€285.37
Available to order
Current
Stainless Steel, LCD, Hardwired, Remote/App Control
Retailer
€231.86
Available to order
—
Retailer
€267.53
Available to order
Price history by offer
Volatility: High
Stainless Steel, Digital, Battery Powered, Remote/App/Voice Control
+58.9%
€230.98
€113.93 — €232.30
Stainless Steel, LCD, Hardwired, Remote/App Control
+47.5%
€200.56
€132.20 — €236.28
Stainless Steel, Button Control
+32.5%
€123.96
€88.29 — €131.04
Polished Steel, High Resolution Farsight Display, Hardwired, Remote/App Control
+13.6%
€222.94
€196.19 — €222.94
Features
- Programmable smart thermostat that learns your schedule and the temperatures you like and programs itself to help you save energy and stay comfortable
- Home/Away Assist automatically adjusts itself to an Eco Temperature after you leave, so you don’t heat or cool an empty home; remote control lets you change the temperature from anywhere on your phone, laptop, or tablet
- With Energy History, just check your phone to see how much energy you used and why, or use Quick View on the display to reach Energy History, settings, or your schedule; the Nest Leaf appears when you choose a temperature that saves energy
- Smart thermostat with HVAC monitoring, which looks out for your heating and cooling systems; sends an alert if something doesn’t seem right, along with helpful reminders to make maintenance easier
- Works with the Nest Temperature Sensor (sold separately) to help make sure a certain room is the exact temperature you want it to be
General specs
- Brand: Google
- Model: 3rd Gen
- Seller: Retailer
- ID: B0DZDB98JG
- C-Wire: Required
- Voltage: 24
- Material: Metal
- Dimensions: 6, 8, 1.5
- Scheduling: Weekly
- Connectivity: Wi-Fi
- Display Type: LCD
- Power Source: Hardwired
- Mounting Type: Wall Mount
- Control Methods: App, Remote Control
- OS Compatibility: Android, iOS
- Compatible Systems: Air Conditioner, Gas Boiler, Hydronic Floor Heating, Water Heating
- Smart Home Compatibility: Amazon Alexa
- First listed by seller: January 14, 2026
If you are interested in more details, you can find full information on the seller's page.
Price History for seller Retailer
Shipping options
Delivery to 
United States
United States
Available
For the busy homeowner who wants to save on bills without the hassle of manual programming, this thermostat is your silent partner. It learns your daily rhythms and adjusts automatically, so you come home to comfort without wasting energy on an empty house.
You will notice the Nest Leaf pop up on the display when you set an energy-saving temperature, giving you instant feedback on your choices. The remote control via your phone means you can adjust the temperature from anywhere, like turning down the heat after you've already left for work. With HVAC monitoring, it alerts you if your system acts up, often catching issues before they become costly repairs. This smart thermostat is compatible with Alexa, letting you use voice commands for hands-free control.
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| Brand | Emerson | Emerson | ||||
| Model | 3rd Gen | T4000ES | GA01334-US | ST25 | ST75W | T3007ES |
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| Price | €231.86 | €98.09 | €62.38 | €61.96 | €222.94 | €66.84 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Jun 24, 2026 | Jun 24, 2026 | Jun 24, 2026 | Jun 24, 2026 | May 19, 2026 | Jun 24, 2026 |
| C-Wire | Required | Required | Required | Required | ||
| Material | Metal | Plastic | Plastic | |||
| Dimensions | 6, 8, 1.5 | 4.88, 2.32, 6.46 | 3.31, 1.07, 3.31 | 3.30709, 1.0728346, 3.30709 | ||
| Scheduling | Weekly | Weekly | Weekly | Weekly | ||
| Connectivity | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi |
| Display Type | LCD | LCD | Color LCD | LED | ||
| Power Source | Hardwired | Hardwired | Hardwired | Wired | Hardwired | |
| Control Methods | App, Remote Control | App, Voice | App, Manual, Voice | App | Touchscreen, App | App, Voice |
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | Android, iOS | ||
| Compatible Systems | Air Conditioner, Gas Boiler, Hydronic Floor Heating, Water Heating | Air Conditioner, Electric Boiler, Electric Floor Heating, Fan Coil Unit, Gas Boiler, Hydronic Floor Heating, Water Heating | Air Conditioner, Electric Boiler, Electric Floor Heating, Fan Coil Unit, Gas Boiler, Hydronic Floor Heating, Water Heating | |||
| Smart Home Compatibility | Amazon Alexa | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant | Google Assistant | ||
Google 3rd Gen Stainless Steel
€231.86
When this device makes sense
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