Diameter: 3.9 in (98 mm)

Depth: 1.1 in (29 mm)

Weight: 5.7 oz (161.8 g)

2.7 inch (68 mm) diameter circular liquid crystal display (600 x 600 pixels)

Soli sensor for Motion Sense (learn more at )

Temperature

Humidity

Ambient light

Less than 1 kWh/month

HVAC system wiring

Built-in rechargeable lithium battery

Wi-Fi 802.11n (2.4 GHz / 5 GHz)

The Nest Learning Thermostat (4th gen) works with most 24V systems, including gas, electric, oil, forced air, heat pump, and radiant.

It can control: Heating 1, 2, and 3 stages (W1, W2, W3); Cooling 1, 2, and 3 stages (Y1, Y2, Y3); Heat pump (up to 3 stages) with 1 or 2 stages of auxiliary/alternate and emergency heat (O/B, AUX, AUX2, E); Fan (G, G2, G3); Power (C, RH, RC); Humidifier and dehumidifier (HUM, DEHUM); Ventilation (VENT).

The Nest Learning Thermostat’s connector can accept only one of these wires: W3, Y3, G3, E, HUM, or DEHUM. The AQ+ and AQ- connectors can only accept Y3 or 1-wire or 2-wire VENT, HUM, or DEHUM.

Use the compatibility checker to see if your system is compatible

The Nest Learning Thermostat (4th gen) is designed to work whether or not your home has a common (“C”) wire.

In limited cases (<1%), a C wire or Nest Power Connector may be necessary to ensure that your HVAC system can provide sufficient power to the thermostat in all conditions. See for details.

Use the compatibility checker to see if you may need a Nest Power Connector or C wire.

Works with Google Home and Matter

Installation and setup requires the Google Home app.

Control the Nest Learning Thermostat with Google Home and other Matter-enabled apps and voice assistants.

Trim plate to cover paint and drywall imperfections (included)

Steel plate for installation on electrical box (included)

2-year standard warranty for retail

5-year standard warranty for HVAC Pros

Battery contains 100% recycled cobalt

The Nest Learning Thermostat (4th gen) and Nest Temperature Sensor (2nd gen) bundle is made with at least 48% recycled materials.

Packaging uses 100% plastic-free materials.

ENERGY STAR® certified thermostat

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