Nest Thermostat E Wi-Fi Smart Thermostat - T4000EF
Authorized Dealer Price Match Guarantee
Price Match Guarantee
Audio One offers a price match guarantee for lower priced items on identical in-stock items from competing authorized dealers. Exclusions Apply*.

Schedule Delivery

It’s easy to save energy.

The Nest Thermostat E turns itself down when you’re away. You can control it from anywhere. And its frosted display is beautifully designed to blend right in.

Turn it up or down from anywhere.

With the Nest app, change the temperature from the beach, the office or your bed.

Remote control.

From your phone, tablet or laptop.

Check your Energy History.

See how much you save. And see how to save more.

Know if there’s a problem.

Nest can tell you about your furnace, filters and more.

Family Accounts.

Everyone at home can use the Nest app.

Helps save energy. And keeps you comfortable.

The Nest Thermostat E is ready to go with an easy schedule. And with the same proven energy-saving features as the Nest Learning Thermostat, you can save right from the start.

Look for the Nest Leaf.

When you change to an energy-saving temperature, you’ll see the Nest Leaf.

Start with a simple schedule.


Up in the morning, down at night. Adjust it whenever you like from the Nest app.

Choose which rooms matter most.

With the Nest Temperature Sensor, the baby’s room or the living room can get top priority. (Sold separately.)

Turns itself down when you leave.

It uses your phone’s location to know you’re away.

Savings all year round.

With our energy partners, you can get

Meet the Nest Temperature Sensor.

Most homes aren’t the same temperature in every room. With the Nest Temperature Sensor, you can let your Nest thermostat know which room should be a certain temperature at a certain time of day. Just put it on a wall or shelf in a room that matters most, like the living room or baby’s room. And get the right temperature, right where you want it.

RingPolycarbonate, ceramic-feel finish
DisplayFrosted display blends in to walls
Farsight Shows you the time, temperature or weather.
Size (diameter)3.19 in (8.1 cm)
CompatibilityWorks with 85% of 24 V heating and cooling systems.