How to Read S/n on Nest Learning Thermostat

How to tell which Nest thermostat you take

Google Nest thermostats look similar, and share similar software, just there are some important differences that you'll need to know for troubleshooting, installation and more than. You can look at the display, the base of operations, or in the Nest app to find out which Nest thermostat you have.

Nest Thermostat	Nest Thermostat E

Nest Learning Thermostat 3rd gen	Nest Learning Thermostat 2nd gen	Nest Learning Thermostat 1st gen

Differences in the band and display

The tables below testify key differences between thermostats.

Nest Thermostat	Nest Thermostat E
Mirrored screen	Translucent white screen
iii.xix in (8.1 cm) bore effectually display	3.19 in (viii.1 cm) diameter around display
Touch bar on the correct side of the ring: also comes in different colors (Refer to the colors below).	White plastic band

Nest Learning Thermostat 3rd gen	Nest Learning Thermostat 2nd gen	Nest Learning Thermostat 1st gen
Large screen 3.25 in (8.26 cm) illuminated screen bore	Pocket-size screen 1.8 in (4.57 cm) illuminated screen bore	Minor screen 1.8 in(4.57 cm) illuminated screen diameter
three.3 in (8.four cm)	iii.27 in (viii.3 cm)
Stainless steel ring: as well comes in different colors (Refer to the colors below).	Stainless steel ring	Seam on stainless steel ring

The Nest Thermostat can be in different colors. If you take a thermostat that looks like ane of these, you lot have a Nest Thermostat.

The3rd gen Nest Learning Thermostat's stainless steel ring can also be in unlike colors. If you have a thermostat ring that looks similar one of these, you have a 3rd gen Nest Learning Thermostat.

Copper	White	Black
Contumely	Polished steel	Mirror blackness

Differences in the thermostat base of operations

If looking at the brandish isn't enough to tell you which thermostat you accept, you lot can also pull off the brandish and look at the base of operations. You should be able to tell correct away. Refer to the table below for key differences between the dissimilar Nest thermostat bases.

Nest Thermostat	Nest Thermostat E
Half dozen wire connectors	Six wire connectors
Blue bubble level on superlative	Blue bubble level on top
Spiral holes at the top and bottom	Screw holes at the top and bottom
Rectangular display connectors on the left and correct sides	Oval brandish connector at bottom
Oval wire pigsty	Circular wire hole
Color of base volition match color of brandish

	Nest Learning Thermostat 3rd gen	Nest Learning Thermostat 2nd gen	Nest Learning Thermostat 1st gen
	Ten wire connectors	Ten wire connectors	Viii wire connectors in straight rows
	Bluish chimera level on top	Yellow bubble level on lesser	Yellowish bubble level on tiptop
	Screw holes at tiptop and bottom	Spiral holes at top and bottom	Screw holes on left and correct sides
	Oval brandish connector at bottom	Rectangular brandish connector at bottom	Rectangular display connector at bottom
	Circular wire hole	Circular wire hole	Rectangular wire pigsty

Differences in the Dwelling app

To view your thermostat'southward controls and settings, open the Home app touch and agree your thermostat'southward tile at the top right, tap Settings.

For the Nest Thermostat, all available controls and settings are in the Abode app. And then yous can do things like change the temperature schedule and use a temperature preset .

For all other thermostats, settings and controls volition vary depending on the model you lot have and the software information technology runs. You tin can at least use basic controls for temperature (like changing the target temperature) and mode (Heat, Cool, Heat • Absurd, and Off) in the Home app. To change other settings, yous may have to use the Nest app or the thermostat display.

To change more settings for the Nest Thermostat E and Nest Learning Thermostat, utilise the Nest app or the thermostat brandish.

Differences in the Nest app

Annotation: The Nest app is just compatible with the Nest Thermostat Due east and Nest Learning Thermostat. To view the Nest Thermostat, use the Home app.

The app colors and blueprint will reflect which thermostat you lot accept. If yous have a Nest Learning Thermostat, the app background will be orangish or blueish to friction match your thermostat'due south screen. If you have a Nest Thermostat Eastward, the app background will exist by and large white and shades of grayness.

 You can besides find out which model of thermostat yous have by going to its technical info.

In the Home app

2. At the acme right, tap Settings .
3. Device information.
4. Under "Technical data," the model name of your thermostat will appear.

In the Nest app

1. Select your thermostat on the app home screen.
2. Tap Settings .
3. Select Technical info.
4. Refer to the numbers next to the "Brandish model" of your thermostat. The first digit of the number tells yous what thermostat you have:
   • one.xx is a 1st gen Nest Learning Thermostat
   • ii.xx is a 2nd gen Nest Learning Thermostat
   • 3.xx is a 3rd gen Nest Learning Thermostat
   • 4.20 is a Nest Thermostat E

For example, the display model in the pictured example is two.12, and so it's a 2nd generation Nest Learning Thermostat.

Unlike thermostat model parts are non interchangeable

• As long equally the thermostat base of operations is from the aforementioned model, generation, and country/region every bit the thermostat brandish, you can swap bases and displays.
• The displays and bases of various thermostat models are not interchangeable, even though they may await similar.
• Alarm: If you try to connect parts from different thermostat models, information technology may damage your thermostat too as your system.
• The display connector on the thermostat base is unlike for all 3 generations of the Nest Learning Thermostat. In addition, the connectors for the organization wires are unlike between thermostat models.

High voltage and depression voltage parts are incompatible

Some countries (such as the Britain, France, and Holland) apply high voltage wiring for thermostats while others (such as the United states and Canada) use low voltage wiring. High voltage and low voltage thermostat parts are not uniform with each other, and should not be used together.

WARNING: Whatsoever endeavour to connect depression and loftier voltage thermostat parts may damage them as well equally your system. Practise not mix and match these bases and displays, even if the thermostats are the same model and generation.

Y'all can tell which blazon of base y'all accept past looking at the wire connectors:

• Low voltage wiring: half dozen or eight connectors, labeled with letters similar Y1, W1 and C.
• Loftier voltage wiring: two connectors, labeled with T1 and T2, or non labeled at all.

Low voltage wiring (case)	Loftier voltage wiring (instance)

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Source: https://support.google.com/googlenest/answer/9246551?hl=en

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