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Sensi ST55U Thermostat

As low as $0.00 after

$99.00

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.

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Product Features

Save Energy: the energy star-certified sensi smart thermostat can help you save energy with features like flexible scheduling, remote access and usage reports.

Privacy Protection*: Sensi won’t sell your personal information to third parties.

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.

Easy DIY Installation: Use the built-in level and step-by-step app instructions for a quick installation. Works with HVAC equipment found in most homes. Common wire (c-wire) is not required in most applications.

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.

Simple Configuration: Looks and feels like a thermostat. Has buttons and fits the same space as a traditional thermostat so you don’t have to patch and paint your walls.

*For more information on Compatibility, Energy Savings, and Privacy Protection, please refer to the “Product Documentation” link below.

Product Specs

  • Manufacturer Model: Sensi ST55
  • Display: 5" LED screen
  • Product Dimensions: 5.88" W x 3.75" H x 1.00" D
  • Temperature Range: 50° F to 99° F (set-point), 32° F to 99° F (display)
  • Warranty: 3-year warranty
  • Color: Pearl
  • In the Box: Sensi (WiFi) Smart Thermostat, thermostat base, mounting hardware, quick-start guide, wire labels, security code card, 2- AA batteries
  • ENERGY STAR Certified
More Information
Instant Discount Amount $30.00
Special Offer Discount $85.00