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White round smart thermostat with frosted display and base

Nest

Nest T4000ES smart thermostat

SKU CH-3JPB-KMTY0 MPN T4000ES

A frosted-display smart thermostat compatible with 85% of 24V systems, controllable via app, Alexa or Google Assistant, with energy-saving scheduling and history

  • ProtocolWiFi
  • ColorWhite
  • Type1-Pack
  • Amazon Alexa CompatibilityYes
  • Google Assistant CompatibilityYes
  • Package ContentsDisplay Base Optional trim plate Mounting screws and labels
  • Frosted display blends into any home decor
  • Works with 85% of 24V heating and cooling systems
  • Home/Away Assist saves energy when you leave
  • Remote control via Nest app from anywhere
  • 24-bit color LCD at 320 x 320 resolution

Smart thermostat for 24V systems

The Nest Thermostat E is a Wi-Fi connected thermostat designed for 24V heating and cooling systems. It supports gas, electric, heat pump and other common configurations with up to two stages of heating or cooling. The frosted 1.76 in display blends into the background while showing temperature and status.

Voice control and app access

Works with Amazon Alexa and Google Assistant for voice adjustments from any room. The Nest app provides remote control and Energy History so you can review usage patterns after you leave home. Buyers without a 24V system or who need multi-zone control should look at other solutions.

85% compatibility with 24V systems

The unit works with 85% of 24V systems including forced air, radiant, oil, hot water, solar and geothermal setups. It handles one stage of heating and cooling plus a second stage of either, along with heat pump auxiliary heat. A common wire may be required for some installations.

Highlights

  • Frosted display blends into any home decor
  • Works with 85% of 24V heating and cooling systems
  • Home/Away Assist saves energy when you leave
  • Remote control via Nest app from anywhere
  • 24-bit color LCD at 320 x 320 resolution

Specifications

BrandNest
ModelT4000ES
ProtocolWiFi
ColorWhite
Type1-Pack
Amazon Alexa CompatibilityYes
Google Assistant CompatibilityYes
Package ContentsDisplay
Base
Optional trim plate
Mounting screws and labels
Installation Guide
Pro installation card
SpecificationsScreen
24-bit color LCD
320 x 320 resolution at 182 pixels per inch
1.76 in (4.5 cm) diameter
Compatibility
The Nest Thermostat E works with 85% of 24V heating and cooling systems, including gas, electric, forced air, heat pump, radiant, oil, hot water, solar and geothermal.
Heating and Cooling: 1 stage of heating (W1) and cooling (Y1) and a second stage of either heating (W2) or cooling (Y2).
Heat pump: with auxiliary and emergency heat (O/B, AUX)
Fan (G)
Power (C, Rh or Rc)
The Nest Thermostat E is designed to work even if your home doesn’t have a common (C) wire, but installing a
Shipping weight0.17 kg
Package size165 × 119 × 56 mm

Questions about this item

What comes in the box and what must I buy separately?

The package includes the display, base, optional trim plate, mounting screws, labels, installation guide and a pro installation card. A common (C) wire may be required for some systems and is not included.

Which pack size should I choose?

This model is sold as a 1-Pack containing a single thermostat unit.

What does the 85% compatibility figure mean for my HVAC system?

The thermostat works with 85% of 24V systems including gas, electric, forced air, heat pump, radiant, oil, hot water, solar and geothermal, supporting one stage of heating and cooling plus a second stage of either.

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