Emerson Sensi ST55 Smart Thermostat - Wi-Fi, Programmable, Works With Alexa
✨ Upgrade your home with the Emerson Sensi ST55 Smart Thermostat ✨
Ever wished your thermostat was as smart as your phone? Well, now it can be. The Emerson Sensi ST55 is a breeze to install yourself—no common wire needed, and it plays nice with most HVAC systems. Plus, it’s not just smart; it’s thrifty, too. Think 23% energy savings thanks to flexible scheduling and a mobile app that’s so good, it’s practically showing off.
And here’s something you don’t hear every day: Privacy Protection. That’s right, Sensi keeps your data to itself, no selling to third parties. Because your thermostat shouldn’t be gossiping about your heating habits.
It’s also got your back with Smart Maintenance. Imagine getting a nudge when it’s time to change your filter or if your HVAC starts acting up. Handy, right?
Compatibility? Check. Whether you’re team Alexa or Google Assistant, this thermostat fits right in. Voice control isn’t just cool—it’s downright lazy (in the best way).
And because we’re all trying to save the planet (and our wallets), it’s Energy Star Certified. Lower bills and a smaller carbon footprint? That’s what we call a win-win.
General specs
- Brand: Emerson
- Model: ST55
- Seller: Amazon
- Product Dimensions: 1"D x 5.88"W x 3.75"H
- Controller Type: Vera, Google Assistant, Amazon Alexa, SmartThings
- Special Features: Filter Indicator, Clock Display, Fan Control, Auto Changeover, Daylight Savings Time Ready
- Specific Uses For Product: Boiler, Air Conditioner, Heat Pump, Furnace
- Temperature Control Type: Programmable, Smart/Remote
- Connectivity Technology: Wi-Fi
- Included Components: Thermostat, free mobile app, 2 AA batteries, mounting hardware, wire stickers, installation guide, welcome guide with Sensi code, warranty booklet
- Power Source: Corded Electric
- Item Weight: 13.6 ounces
- Voltage: 24 Volts (AC)
- Material: Plastic
- Shape: Rectangular
- Display Type: LED
- Screen Size: 5 Inches
- Control Type: Button Control
- Control Method: Voice
- Connectivity Protocol: Wi-Fi
- Mounting Type: Wall Mount
- Style: DIY
- Backlight: Yes
- Number of Batteries: 1 AAA batteries required. (included)
- Warranty Description: 3 years.
If you are interested in more details, you can find full information on the seller's page.
Buy on Amazon
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Shipping options
United States
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Emerson ST55 White
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| Brand | Emerson | Modern Home Furnishing | Intelligent Living | 3d printing machine | ecobee | |
| Model | ST55 | EB-STATE6L-01 | Thermostat | |||
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| Price | $0.00 | $124.07 | $204.49 | $61.23 | $189.00 | $104.00 |
| Seller | Amazon | Joom | Joom | Joom | Amazon | Amazon |
| Update | June 11, 2025 | June 9, 2025 | June 7, 2025 | June 5, 2025 | June 14, 2025 | May 13, 2025 |
| Control Method | Voice | App, Voice | App, Voice, Manual | |||
| Compatibility | Alexa, Google Assistant | Alexa, Google Assistant | Google Assistant, Alexa, Matter-certified voice assistants | |||
Smart Thermostat, Wi-Fi, Programmable, Works With Alexa, Energy Star Certified
Reviews
Anna Perez
April 4, 2025
Duke
April 2, 2025
Rainbow
April 1, 2025