Description
Our 30-Day Guarantee
Your purchase is protected by our 30-Day Money-Back Guarantee, including FREE return shipping. If the item does not meet your expectations, contact us and we will make it right.
Important Notice Regarding Manufacturer & Warranty
Independent Reseller: Warehouse Wonders purchases items for resale from discount / wholesale clearance channels. We are independent resellers and are not affiliated with, authorized by, or sponsored by the manufacturer.
No Manufacturer Warranty: This product does not include any manufacturer warranty, service benefits, or manufacturer-backed guarantees.
Our Support: All returns and support are handled directly by Warehouse Wonders under our 30-day guarantee.
DIY your smart home with the Sensi smart thermostat. Compatible with most residential HVAC systems and so easy to install no common wire (c-wire) required in most applications. You can trust Sensi as we do not sell your personal information to third parties. And Sensi comes with the dependable performance and reliability you can count on from our 100 years of HVAC experience.
- TOP RANKED: Awarded Reader’s Choice Best Smart Thermostat by PCMag and Editor’s Choice Best Value Smart Thermostat by USA Today’s Reviewed
- EASY DIY INSTALLATION: Use the built-in level and step-by-step app instructions for quick installation. Works with HVAC equipment found in most homes. Common wire (c-wire) is not required in most applications
- SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR-certified Sensi smart thermostat can help you save energy with features like flexible scheduling, remote access and usage reports
- FAMILIAR OPERATION: Looks, feels and operates just like a traditional thermostat
- PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties
- SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering valuable usage reports, alerts about your equipment and maintenance reminders like filter replacement
- MADE TO FIT: Sensi fits the same space as a traditional thermostat so you don’t have to patch and paint your walls
- RELIABILITY: Includes 3-year manufacturer warranty. 5-year limited warranty for professional installation
- PROVEN PERFORMANCE: Over 100 years of experience and excellence in HVAC
- Smart alerts: Sensi features smart alerts to help detect extreme temperature and humidity levels in your home
Specifications
| Brand | Emerson |
| Model | ST55 |
| Features | Auto Changeover, Backlit Display, Battery Back-Up, Built-in Wi-Fi, Daylight Savings Time Ready, Low Battery Indicator, Outdoor Temperature Display, Vacation Mode |
| Battery Power Type | Alkaline |
| Control Type | Manual, Phone Controlled |
| Heating & Cooling System Type | 2 Stage |
| Power Options | Battery, C-wire, Hardwired |
| Shape | Rectangle |
| Smart Home Protocol | Wi-Fi |
| Thermostat Compatibility | Universal |
| Thermostat Shape | Rectangular |
| Voice Control Hub Required | No Hub Required for Voice Control |
| Voltage Type | Low Voltage |
| Works With | Alexa, Apple HomeKit |
| Color/Finish | White |
| Battery Size | AA |
| GTIN | 786710554827 |
| Hub Required | No hub connection available |
| Includes | Batteries, Display Base, Mounting Hardware, No Additional Items Included |
| MPN | ST55 |
| Smart Home | Smart Home Enabled |
| Smart Technology | Geo Fencing, Intuitive Scheduling, Smart Home Hub Compatible, Smart Phone/Android App Compatible |
| Thermostat Product Type | Smart/Wi-Fi |
| Thermostat Type | Heating and Cooling |
| Voltage (volts) | 24 V |
| Wire Configuration | C-Wire |






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