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Item #: 399000 | Model #: T100577
231 Reviews
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Learning Thermostat 1st Generation
| Compatible with Oil Fuel Types | Yes |
| Compatible with Gas Fuel Types | Yes |
| Compatible with Electric Fuel Types | Yes |
| Supports Single-Stage Heating | Yes |
| Supports Single-Stage Cooling | Yes |
| Supports Multi-Stage Heating | Yes |
| Supports Multi-Stage Cooling | No |
| Control Type | Dial |
| Battery Type | Lithium ion (Li-ion) |
| LCD Display | Yes |
| Auto-Away Mode | Yes |
| Proximity Sensor | Yes |
| Outdoor Weather Sensor | Yes |
| Energy History Indicator | Yes |
| Iris Technology | No |
| Includes Mounting Hardware | Yes |
| Includes Remote Control | Yes |
| ENERGY STAR Qualified | No |
| UL Safety Listing | No |
| Color/Finish Family | Metallic |
| Package Contents | Nest Learning Thermostat, Installation Guide, Nest Start Here Guide, Nest screwdriver and screws, Optional mounting kit |
| Warranty | 5-year limited |
| Compatible with 24V Heating | Yes |
| Compatible with 24V Cooling | Yes |
| Program Type | Learning |
| Program Periods per Day | 24.0 |
| Auto System Change from Heat to Cool | Yes |
| Temperature Displayed | Current and setpoint/desired temperature |
| High/Low Desired Temperature Limits | Yes |
| Temporary Vacation Override | Yes |
| Hold Temperature Button | No |
| Early-Start Comfort Function | Yes |
| Filter Monitor | Yes |
| Daylight Savings Time Ready | Yes |
| Wireless Connectivity | Yes |
| Compatible with Aux/Emergency Heat Pump | No |
| Compatible with Humidifier/Dehumidifier | No |
| Smartphone/Web or Tablet App | Yes |
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