9 Best Universal Thermostat Wall Plates (October 2026)

The best universal thermostat wall plates include the Spigen for Google Nest Thermostat Wall Plate for a flush Nest finish, the Petrichor Nest Thermostat Wall Plate for the 2020 Nest Thermostat, and the CAMGJORT 2 Pack Coverplate Assembly 50002883-001 for Honeywell model coverage.

On this page (5 sections)

1. How we chose a universal thermostat wall plate
2. Best universal thermostat wall plates by use
3. What should you check before choosing a thermostat wall plate?
4. Can a universal thermostat wall plate hide old marks?
5. Which thermostat wall plate should you choose?

The best universal thermostat wall plate is the one that fits your thermostat and covers the old footprint. Most options are model-specific, so check compatibility and measure the wall before choosing a plate.

A trim plate can hide screw holes, paint edges or marks left by an older thermostat. The word “universal” is often used loosely, so treat model fit and dimensions as the deciding details.

For a specific Honeywell fit, compare our guide to the best Honeywell thermostat wall plate. If the old thermostat left a wide area exposed, see the best large thermostat wall plate, and Nest owners can browse the best Nest thermostat wall plate.

Our picks at a glance

1. 1
   Best for a flush Nest finish

   Spigen for Google Nest Thermostat Wall Plate

   9.7/10 our score

   See it on Amazon
2. 2
   Best for the 2020 Nest Thermostat

   Petrichor Nest Thermostat Wall Plate

   9.6/10 our score

   See it on Amazon
3. 3
   Best for Honeywell model coverage

   CAMGJORT 2 Pack Coverplate Assembly 50002883-001

   9.6/10 our score

   See it on Amazon

4. 4

   ELEGRP 1-Gang Screwless Decorative Wall Plates

   Best for a standard decorator opening
   Check it
5. 5

   PRO1 IAQ T119 Thermostat Wall Plate

   Best for PRO1 IAQ thermostats
   Check it
6. 6

   CaseBot Wall Plate For Ecobee Smart Thermostat

   Best for Ecobee Essential 2025
   Check it
7. 7

   Honeywell 50033847-001 Suite PRO Vertical Thermostat Wall

   Best for SuitePRO junction-box mounting
   Check it
8. 8

   Spigen for Nest Learning Thermostat 1-3 Gen

   Best for older Nest Learning models
   Check it
9. 9

   MIXUN Thermometer Wall Plate

   Best for adding a room thermometer
   Check it

How we chose a universal thermostat wall plate

The best universal thermostat wall plate shortlist favors clear model compatibility, useful coverage and a defined purpose. We compared the fit notes, dimensions, included hardware and material details for each option.

A wall cover may be a thermostat trim plate, a brand-specific mounting plate or a junction-box adapter. Those parts are not interchangeable, so we note the intended use rather than treating every plate as a universal fit.

Our score weighs specs, features and buyer feedback against what you’re shopping for. We gave higher scores to plates with clear thermostat compatibility and a useful role for covering marks, while general electrical wall plates and thermometer plates score lower for this search.

Best universal thermostat wall plates by use

The highest-scoring choices offer clearly described thermostat fit and a practical way to cover the wall around a replacement control. Confirm the model before ordering because several picks here only fit specific thermostat families.

1

Spigen for Google Nest Thermostat Wall Plate: Best for a flush Nest finish

9.7/10Our score

• Compatible with Google Nest Thermostat
• Metal plate and screws included
• Urethane coating
• Designed to sit flush against a wall

A Nest-specific plate with a flush-fit design and included metal plate and screws. Choose it when your thermostat is the compatible Google Nest Thermostat.

See it on Amazon

Pros

• Metal plate and screws included
• Flush-fit design
• Urethane coating

Cons

• Made for Google Nest Thermostat, not a universal fit

The Spigen plate is the top pick for a Google Nest Thermostat when you want the mounting area to sit flush with the wall. It includes a metal plate and screws, so you have the listed mounting pieces together.

Spigen describes a sleek profile and a urethane coating intended to resist contaminants and improve durability. Its fit is for the Google Nest Thermostat, so check the thermostat name and generation before buying.

This option is better suited to finishing the area around a compatible Nest than to covering an unusually large mark. Measure the exposed wall and compare it with the plate before you decide.

Choose it when a clean, flush profile and included mounting hardware are your priorities. For a 2020 Nest Thermostat with an older hole pattern, the Petrichor plate below is another model-specific option.

2

Petrichor Nest Thermostat Wall Plate: Best for the 2020 Nest Thermostat

9.6/10Our score

• Designed for the 2020 Nest Thermostat only
• Made to cover old thermostat holes
• Fingerprint-resistant finish
• Polycarbonate

This trim plate targets the 2020 Nest Thermostat and is sized to cover holes left by an older thermostat. Check the model number before choosing it.

See it on Amazon

Pros

• Made for covering old mounting holes
• Fingerprint-resistant finish
• Screw sets included

Cons

• Compatibility is limited to the 2020 Nest Thermostat

Petrichor’s plate is designed for the 2020 Google Nest Thermostat only. It is described as large enough to cover holes from an older thermostat, making it a focused choice for a Nest replacement where the wall needs a larger trim area.

The plate has a fingerprint-resistant finish and is made from polycarbonate. Screw sets are included, and the design is intended to sit flush against the wall.

Check the thermostat model carefully: the compatibility note names the 2020 Nest Thermostat, not every Nest model. If you have a Nest Learning Thermostat, compare its generation and plate requirements before choosing this one.

Pick it for a 2020 Nest when covering old holes is the main job. If your thermostat is a different brand, the CAMGJORT set offers a different kind of model-specific coverage.

3

CAMGJORT 2 Pack Coverplate Assembly 50002883-001: Best for Honeywell model coverage

9.6/10Our score

• Two sets of small and large cover plates
• Includes brackets and screws
• Fits a range of Honeywell thermostat series
• Large and small plate sizes

Two sets with small and large plates give Honeywell owners size options for covering an old thermostat footprint. Confirm your model is among the listed compatible series.

See it on Amazon

Pros

• Two size choices per set
• Hardware included
• Broad stated Honeywell compatibility

Cons

• Fit depends on thermostat model

CAMGJORT supplies two sets of small and large cover plates, along with brackets and screws. That range of plate sizes can help Honeywell owners match the cover to the old thermostat footprint.

The fit notes name several Honeywell and FocusPRO lines, including PRO 1000, PRO 2000, PRO 3000, PRO 4000, FocusPRO 5000 and FocusPRO 6000. The large plate measures 8.26 x 5.98 in, while the small plate measures 6.88 x 5 in.

Check your thermostat’s full model number against the compatibility information before buying. This is a Honeywell-oriented coverplate assembly, not a universal plate for any thermostat.

It is the better option here when you want two plate sizes to compare against an exposed wall area. For a wall box or stud installation, see our guide to the best thermostat in wall box.

4

ELEGRP 1-Gang Screwless Decorative Wall Plates: Best for a standard decorator opening

9.5/10Our score

• 10-pack of screwless wall plates
• Mid-size 1-gang design
• Polycarbonate thermoplastic
• 3.13 x 4.88 in

These are standard decorator wall plates rather than thermostat trim kits. Consider them only if your setup uses a matching decorator opening and the dimensions suit the area.

See it on Amazon

Pros

• 10 plates in one pack
• Screwless front
• Mid-size dimensions

Cons

• Not a thermostat-specific cover plate

ELEGRP’s 10-pack is a standard 1-gang decorator wall plate, not a dedicated thermostat trim plate. It may suit a setup with a matching decorator opening, but check the 3.13 x 4.88 in size and opening type before considering it for a thermostat wall.

The screwless face uses a separate back plate and snap-on front. ELEGRP describes the plate as polycarbonate thermoplastic with a matte finish.

This is a less direct fit for the search than the thermostat-specific covers above. Its strength is the multi-pack and standard electrical plate format, so it belongs on the shortlist only when your installation uses that configuration.

Choose it for matching decorator devices or a compatible wall opening. Skip it if you need a plate shaped to fit around a thermostat body.

5

PRO1 IAQ T119 Thermostat Wall Plate: Best for PRO1 IAQ thermostats

9.4/10Our score

• Fits PRO1 IAQ thermostats
• White plastic
• Snap-on installation

A simple white plate intended for PRO1 IAQ thermostats. It makes sense when you want a matching brand plate rather than a cross-brand universal cover.

See it on Amazon

Pros

• Fits PRO1 IAQ thermostats
• White color matches the thermostat
• Snap-on installation

Cons

• Brand-specific fit

The PRO1 IAQ T119 is a white plastic wall plate made for PRO1 IAQ thermostats. Its brand-specific fit makes it a straightforward match when your replacement thermostat is in that family.

The plate uses snap-on installation and is described as matching the thermostat’s color. That gives you a simple, low-profile option when the old footprint does not require a much larger cover.

This plate is not a universal choice across thermostat brands. Check that your thermostat is PRO1 IAQ before selecting it, especially if the old mounting plate came from a different manufacturer.

Pick it for a compatible PRO1 IAQ thermostat and a basic white finish. If the wall needs broader coverage, compare plate dimensions with the exposed area first.

6

CaseBot Wall Plate For Ecobee Smart Thermostat: Best for Ecobee Essential 2025

9.3/10Our score

• Made only for Ecobee Smart Thermostat Essential 2025
• Covers a previous hole or mark
• Matte polycarbonate
• Trim plate measures 7.48 x 7.09 in

This larger trim plate is made for the 2025 Ecobee Smart Thermostat Essential and covers an old hole or mark. Verify the exact Ecobee model first.

See it on Amazon

Pros

• Covers old holes or marks
• Matte surface
• Screw sets included

Cons

• Will not fit other Ecobee thermostats

CaseBot’s plate is made only for the Ecobee Smart Thermostat Essential 2025. At 7.48 x 7.09 in, it offers a broad trim area for covering a previous hole or mark around that thermostat.

The plate is matte polycarbonate, and screw sets are included. CaseBot says installation does not require painting or remodeling, but the thermostat model restriction matters most when deciding whether it will fit.

Do not assume this works with another Ecobee thermostat. Confirm that you have the 2025 Smart Thermostat Essential, then compare the plate size with the section of wall you want to cover.

Choose it when that exact Ecobee model needs more coverage than a small mounting plate provides. For other Ecobee models, find a plate explicitly made for the model you own.

7

Honeywell 50033847-001 Suite PRO Vertical Thermostat Wall: Best for SuitePRO junction-box mounting

8.9/10Our score

• For TB6575 and TB8575 series thermostats
• Mounts on a 4 x 4 in junction box or 2 x 4 in stud
• Mounting screws included

This adapter plate supports specific SuitePRO thermostat installations on a junction box or stud. It is an installation adapter, not a general trim plate.

See it on Amazon

Pros

• Defined mounting options
• Screws for box and sub-base mounting included
• For TB6575 and TB8575

Cons

• Limited to specific thermostat series

The Honeywell 50033847-001 is an adapter plate for TB6575 and TB8575 series thermostats. It can mount on a 4 x 4 in junction box or a 2 x 4 in stud, so its purpose is installation support rather than universal wall repair.

The package includes screws for mounting to the junction box and for attaching the thermostat sub-base to the adapter. Its off-white color may also differ from a bright white thermostat or wall.

Choose this part when the thermostat family and mounting setup match. If you mainly need to hide old marks, use a trim plate with dimensions suited to the wall area instead.

8

Spigen for Nest Learning Thermostat 1-3 Gen: Best for older Nest Learning models

8.7/10Our score

• Fits Nest Learning Thermostat 1st, 2nd and 3rd Gen
• 5.906 x 5.906 in
• Polycarbonate with urethane coating
• Flush-fit design

This Spigen plate covers the wall around select older Nest Learning Thermostats. It does not fit the 4th Gen or Nest Thermostats.

See it on Amazon

Pros

• Fits three Nest Learning generations
• Flush-fit design
• Urethane coating

Cons

• Not compatible with Nest Learning 4th Gen or Nest Thermostats

This Spigen plate fits the Nest Learning Thermostat 1st, 2nd and 3rd Gen. Its 5.906 x 5.906 in size gives the wall a larger covered area around those models.

Spigen uses polycarbonate with a urethane coating and describes a flush fit against the wall. The plate is not compatible with the Nest Learning Thermostat 4th Gen or Nest Thermostats, so the model distinction is essential.

Choose it when you have an older Nest Learning model and want a matching wall finish. If you have the 2020 Nest Thermostat, compare the Petrichor option instead.

9

MIXUN Thermometer Wall Plate: Best for adding a room thermometer

8.2/10Our score

• Digital thermometer combined with a plastic wall plate
• For interior walls without dimmer switches
• Used with a toggle switch

This combines a digital thermometer with a wall plate for a specific interior-wall setup. It is not a thermostat trim plate for hiding the footprint of a replacement thermostat.

See it on Amazon

Pros

• Adds a digital thermometer
• White plastic plate
• Designed for interior use

Cons

• Requires a toggle-switch setup
• Not a thermostat cover plate

MIXUN combines a digital thermometer with a plastic wall plate. It is intended for an interior wall without a dimmer switch and is used with a toggle switch, so it serves a different purpose from a thermostat trim cover.

The thermometer is described as accurate to within 1 degree. That feature does not make it suitable for hiding holes behind a replacement thermostat, and the toggle-switch requirement narrows where it can be used.

This is the lowest-ranked pick because it does not solve the main wall-coverage problem. Consider it only if you specifically want a thermometer integrated with a compatible wall plate.

What should you check before choosing a thermostat wall plate?

Check your thermostat’s exact model and the area you need to cover before choosing a plate. A trim kit that fits one generation may not fit another, even within the same brand.

Measure the old thermostat footprint, including holes, paint edges and marks. Compare those measurements with the plate dimensions, and allow enough room for the thermostat body and any mounting screws.

Look at the plate’s purpose too. A trim plate covers the wall around a thermostat, a mounting plate attaches a compatible thermostat, and an adapter can support installation on a box or stud.

For model-specific options, use the Honeywell, Nest or large-plate guides linked above. If your thermostat sits over an electrical box, the in-wall box guide can help you identify the right installation category.

Can a universal thermostat wall plate hide old marks?

A wall plate can cover old marks when its edges extend beyond the exposed area and its opening fits the new thermostat. The plate does not repair drywall, so deep holes or damaged surfaces may still need patching.

A large plate is often more useful than a small model-specific base when the old thermostat left a wider paint outline. Measure the wall first, then compare the actual width and height of the cover.

Do not choose by the word “universal” alone. Some plates in this roundup are limited to a named thermostat, while others are standard electrical plates or mounting adapters.

Which thermostat wall plate should you choose?

Choose the Spigen for a compatible Google Nest Thermostat when you want a flush finish and included metal plate and screws. For the 2020 Nest Thermostat and old holes, consider Petrichor; for a range of Honeywell models and two cover sizes, consider CAMGJORT.

Choose CaseBot only for the Ecobee Smart Thermostat Essential 2025, and the Honeywell adapter only for the specified SuitePRO thermostats and mounting setup. Measure first, then match the thermostat model and wall coverage to the plate.

Our top 3 picks at a glance

1. 1
   Best for a flush Nest finish

   Spigen for Google Nest Thermostat Wall Plate

   9.7/10 our score

   See it on Amazon
2. 2
   Best for the 2020 Nest Thermostat

   Petrichor Nest Thermostat Wall Plate

   9.6/10 our score

   See it on Amazon
3. 3
   Best for Honeywell model coverage

   CAMGJORT 2 Pack Coverplate Assembly 50002883-001

   9.6/10 our score

   See it on Amazon

Frequently asked questions

Are universal thermostat wall plates truly universal?

No single plate fits every thermostat. Many covers are designed for a particular brand or model, and even larger trim plates can have specific mounting points or dimensions.

Check the compatibility notes and measure the old thermostat footprint before you choose a replacement.

How do I choose a thermostat wall plate?

Start with your thermostat's exact model, then compare the plate's dimensions with the marks or holes you need to cover. Check whether the plate is a trim cover, a thermostat-specific mounting plate or an adapter for a junction box.

Those parts serve different jobs.

Can a wall plate cover old thermostat holes?

Yes, if the plate extends far enough beyond the old holes and fits around the new thermostat. Measure the exposed area and compare it with the plate dimensions.

A cover can hide marks, but it does not repair damaged drywall or make an incompatible thermostat fit.

Do I need a wall plate when replacing a thermostat?

You may need one if the new thermostat leaves old screw holes, paint lines or a larger footprint exposed. A plate can also provide a model-specific mounting surface.

Follow the thermostat and plate instructions, and turn off HVAC power before working with thermostat wiring.