Best Thermostats Lockbox

Editor's Choice

4.6
4.4
4.7

A thermostat lock or a thermostat lockbox is a device, which a property owner can use to secure the thermostat. As the name suggests, it comes with a lock and key. Thermostats lockbox safeguards your thermostat so that nobody can change the temperature settings. You can save 15-35% energy and reduce costs with the help of a thermostat lock box depending upon the size of the property.

A landlord can restrict unauthorized users from manipulating the temperature settings; however, anybody can break the thermostat to misuse the temperature setting. Here, you can use a tamper-proof thermostat to avoid such situations.

You can find temperature limits coded right on to the circuit board of a thermostat. But a tamper-resistant thermostat can solve your purpose. 

There are three types of thermostat boxes; newer types of a thermostat having virtual thermostat lock, usually comes with a 4-digit PIN code. They will cost you more money compared to the older ones.

 Another type of thermostat lock box promises durability and is made up of metal. People do not use these kinds of lock boxes due to their less effective functionality. 

The third type of thermostat lock box is widely used and made up of transparent hard plastic material. This kind of lock box showcases a modern look and also helps the owner to see the temperature settings from outside without opening the lock. They are pretty durable, scratch-resistant, inexpensive, and damage-proof.

Best Picks For You

There are lots of Thermostats Lockbox , but we have listed a few of the best as under.

Preview

Product

Price

Honeywell Home Honeywell CG511A1000 Medium Inner Shelf to Prevent Tampering Thermostat Guard,

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Lux A772001T-005 BB2001-005 Medium Locking Thermostat

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Supplying Demand BTG-EK Thermostat Guard Universal Compatibility

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Honeywell Home CG510A1019/N Thermostat Guard

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BISupply AC Thermostat Cover with Lock, AC Thermostat Lock Box Cover Thermostat Guard with Lock

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Emerson F29-0198 Universal Locking Thermostat Guard, Clear

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Emerson G10 Universal Locking Thermostat Guard, Clear

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BRAEBURN 5970 Universal Thermostat Guard with Keyed Lock

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Honeywell Home Honeywell CG512A1009 Large Thermostat Guard with Inner Shelf to Prevent Tampering,

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STATGUARDPLUS Thermostat Guard with Changeable Code Combination Lock

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1. Honeywell Home Honeywell CG511A1000 Medium Inner Shelf to Prevent Tampering Thermostat Guard.

4.6

This Thermostat guard prevents others from tampering with the lockbox to change the heating and cooling options, which makes the user stress-free. You can install the box effortlessly. The Guard promises to fit on all Large Sized Honeywell thermostats and other brands also. A  key and lock function will perform effectively and the plastic cover protects the thermostat from yellowing.

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SPECIFICATIONS AND DIMENSIONS

  • This product is manufactured by Honeywell.
  • Dimensions of this product are 3.38 x 9.75 x 7.25 inches.
  • The item weighs 8 ounces.
  • Chemical and UV resistant features are there.

PROS

CONS

  • Features like Chemical and UV resistance.
  • People have reported that the product can easily be opened.

2. Lux A772001T-005 BB2001-005 Medium Locking Thermostat

4.4

The lux medium-sized thermostat promises to provide tamper-proof protection to your heating-cooling device. The lockbox is made up of durable plastic and perfect for the safety of the office and rented properties. These thermostats will restrict unauthorized access to your thermostat. The inside dimensions of the lockbox are 5. 75" wide x 5" tall x 2. 75" deep.

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SPECIFICATIONS AND DIMENSIONS

  • The product is manufactured by the brand Lux.
  • The package includes a lockbox, one key, and mounting screws.
  • The dimensions of this lockbox are 8 x 6.1 x 4.1 inches.
  • It is suitable for thermostats no larger than 5.25W x 4.50H x 3.0D
  • The weight of this lockbox is 12 ounces.
  • The lockbox is made up of tamper-resistant strong plastic.
  • The lockbox has a clear colour.

PROS

CONS

  • Tamper-proof.
  • Clear color helps you to monitor the reading of the thermostat without opening it.
  • The size is a little deeper than it claims to be.

3. Supplying Demand BTG-EK Thermostat Guard Universal Compatibility

4.7

The product is compatible with almost all thermostats. The product fits your thermostat perfectly no matter what the brand is. The strong and durable material promises to give tamper-proof safe service. It has a very decent sturdy look that proves its quality.

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SPECIFICATIONS AND DIMENSIONS

  • The lockbox is manufactured by the brand Supplying demand.
  • The package contains one lockbox, one key, and mounting screws.
  • The dimensions of this product are 3.8 x 3.5 x 2.5 inches.
  • The lockbox weighs 12.8 ounces.
  • It has universal compatibility.
  • The clear appearance makes the user check the reading properly.

PROS

CONS

  • Universal compatibility makes it fit almost all the thermostats.
  • Sturdy design keeps the device safe from tampering.
  • We haven’t found any cons for this product.

4. Honeywell Home CG510A1019/N Thermostat Guard

4.4

The product claims to protect unwanted changes to AC/Heating preferred settings. It fits specific Honeywell thermostat models like CT87, CT3x without the wall plate, and the RTH5100B. However, it may fit other smaller Honeywell thermostats having dimensions less than the dimensions of these (CT87, CT3x, and RTH5100B). The lockbox helps to keep the children and other unauthorized people away from changing the temperature settings of your thermostat properly.

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SPECIFICATIONS AND DIMENSIONS

  • The product is manufactured by Honeywell International.
  • The package includes one thermostat guard, wall anchors, screws, and a set of keys.
  • The product dimensions are 4.5 x 4.5 x 1.5 inches.
  • Weight of this lockbox is 11.3 ounces.
  • The lockbox has a clear plastic cover and a built-in lock.

PROS

CONS

  • Clear plastic cover of the lockbox makes it user-friendly.
  • Hard material that protects the device from tampering.
  • The size is too small. So always check the dimensions before purchasing it.

5. BISupply AC Thermostat Cover with Lock, AC Thermostat Lock Box Cover Thermostat Guard

4.0

This thermostat guard can decrease your electricity bill by preventing anyone from changing the air-conditioning or heating settings. This has a transparent cover, which enables the user to clearly see through it to monitor the readings. You can use this both for commercial and residential properties. The Ac control cover has ventilation from all four sides, which prevents temperature fluctuation with detection of current temperature by your thermostat.

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SPECIFICATIONS AND DIMENSIONS

  • The lockbox is manufactured by the brand BlSupply.
  • The package includes (1) locking cover for the thermostat with base, 1 key, and 8 mounting screws.
  • The dimensions of this product are 4.9 x 2.9 x 5.4 inches.
  • This lockbox weighs 8.1 ounces.
  • The lockbox is made up of hard plastic.

PROS

CONS

  • Hard plastic cover prevents tampering.
  • Transparent cover helps to monitor the thermostat.
  • A few customers have complained about it being very complicated. According to them, they have to take the thermostat off the wall to install the lockbox.

6. Emerson F29-0198 Universal Locking Thermostat Guard, Clear

4.3

You can protect your thermostat from unwanted tampering with this universal locking thermostat guard. The lockbox comes in a clear colour that makes the readings visible from the outside. This guard can fit most of the Emerson and White-Rodgers thermostats. This lockbox is suitable for offices, churches, schools, and other commercial properties.

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SPECIFICATIONS AND DIMENSIONS

  • The product is manufactured by Emerson/ White-Rodgers.
  • The package Includes one key, guard box, mounting plate, and a ring.
  • Dimensions of this product are 9.75 x 6 x 3.75 inches.
  • The lockbox comes in clear colour and is made up of hard tamper-proof plastic material.
  • The weight of this lockbox is 1.3 pounds.

PROS

CONS

  • Universal compatibility makes the lockbox worth purchasing.
  • Tamper-proof
  • Customers have reported the lockbox to be not so sturdy and tamper-proof.
  • Only one key is available in the package.

7. Emerson G10 Universal Locking Thermostat Guard, Clear

4.3

This is a small thermostat guard with a clear appearance. Therefore, you can easily track the readings flashing on the screen of your thermostat without opening the lock. You can mount this lockbox horizontally or vertically according to the space available.

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SPECIFICATIONS AND DIMENSIONS

  • This product is manufactured by the brand Emerson.
  • The package contains a lockbox and a key
  • Hard, clear plastic material is used in this lockbox.
  • Product dimensions are 7 x 4 x 4 inches.
  • The lockbox has a clear plastic cover and a solid base plate.

PROS

CONS

  • Clear appearance
  • Flexible fixing pattern (both horizontally and vertically)
  • Few customers have reported it not to be user-friendly.
  • The lockbox package contains only one key.

8. BRAEBURN 5970 Universal Thermostat Guard with Keyed Lock

4.5

You will receive a white coloured lockbox with slightly different and contemporary design; the attractive design makes it different from other guards. The thermostat guard promises to fit all the thermostats. Moreover, you will get a tamper-proof synthetic material, which will protect your thermostat from misuse of temperature settings by others. Therefore, it indirectly saves unnecessary energy consumption.

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SPECIFICATIONS AND DIMENSIONS

  • Manufacturer of this product is Braeburn.
  • You will receive a thermostat guard and two keys in this package.
  • The product has dimensions of 6.9 x 2.9 x 8.4 inches.
  • Weight of this product is 13.6 Ounces.
  • The lockbox has a universal design that suits all the thermostats.

PROS

CONS

  • Universal lock that suits all the thermostats
  • Stylish and contemporary design
  • A few customers have reported about the size of this lockbox. As per the review, the size they received was different from that of the size mentioned on the website.

9. Honeywell Home Honeywell CG512A1009 Large Thermostat Guard with Inner Shelf to Prevent Tampering

4.6

This universal thermostat guard fits almost all the Honeywell Home and other thermostats. It is a tamper-proof thermostat and protects the thermostats by safeguarding them so well. There is a key-lock with an inner shelf to prevent tampering with the lockbox. It uses an ultra-clear acrylic raisin cover and base that prevents it from chemicals and UV rays

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SPECIFICATIONS AND DIMENSIONS

  • Manufacturer of this thermostat is Honeywell Home
  • Dimensions of this product are 3.38 x 9.75 x 7.25 inches.
  • It weighs 8 ounces.
  • It can be used both in commercial and residential settings.
  • The lockbox has a raisin cover that protects from yellowing caused due to chemicals and UV rays.

PROS

CONS

  • Raisin cover that safeguards from UV rays and chemicals.
  • Tamoer-off.
  • Ideal for both residential and commercial properties.
  • A few customers have complained that it insulates the thermostat and the size is also not as per the mentioned figures.

10. STATGUARDPLUS Thermostat Guard with Changeable Code Combination Lock

4.3

This lockbox ensures you the best security with a combination lockbox with a changeable code feature. The product uses high-quality clear plastic that facilitates the user to see the reading of the thermostat without opening the lock. It fits thermostats having dimensions 7x 2 x 4 inches.

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SPECIFICATIONS AND DIMENSIONS

  • This lockbox is manufactured by StatGuardPlus LLC.
  • Dimensions of this lockbox are 10 x 3 x 6 inches.
  • The product weighs 12 ounces.
  • It has a clear appearance.

PROS

CONS

  • Combination lockbox with changeable code feature.
  • The chair has a maximum strength of holding two persons at a time.
  • People have complained of having a problem operating the combination lock.

Frequently Asked Questions


Q. What type of lock box can I use?
A. You can use a transparent thermostat lock box for big commercial settings like hotels or big properties to maintain the transparency between your guests and you. You can also check the temperature level, for your satisfaction whenever you want with a transparent plastic thermostat lock box.But for your personal use like a home or another residential setting you can use any of them depending upon your budget and size of your thermostat.

Q. How can I install the thermostat lock box?

A. Place the lock box plate on your thermostat. You can mark the exact spot where you will drill holes for fixing the screws. Drill holes with the help of a driller. Place the wall plugs and screw the back plate in the wall. Then attach the front lock box to lock it.


Q. Can thermostat lock boxes be universal?
A. Yes, thermostat lock boxes can be universal but you have to make proper research before purchasing a universal lock box. You have to know the dimensions of the lock box and your thermostat before buying the same.


Q. How can I open the lock on my thermostat box if I lose the key?
A. You can contact the manufacturing company to send another key to the same lockbox by providing all the information about the model you have or you may contact a professional locksmith to open it.



Expert Tips

  • You should look for a lock box that fits your thermostat instead of going for a universal one.
  • For any residential setting or your own home choose a plastic box with a ring base.
  • A metal box or a plastic lockbox with a solid base will work best for any commercial setting.

Wrapping it

A thermostat lock box is a useful device that can ease your responsibilities and keep you assured that no unauthorized person is going to change the temperature settings. However, you have to do proper research before purchasing the same. You have to follow the above expert tips before buying a thermostat lock box. You have to at first see the dimensions of the lockbox and compare it with the dimensions of your thermostat.

If you ask for our suggestions and recommendations, then we will recommend you Honeywell Home Honeywell CG511A1000 Medium Inner Shelf to Prevent Tampering Thermostat Guard, White. Because this product has the highest rating on amazon.com and it can also protect your thermostat from chemicals and Ultra Violet rays.
However, you should check the dimensions of the above-recommended product before buying the same. You can read the above FAQ section for resolving your queries related to a thermostat lock box. If you have queries other than this, then you can ask us about the same. If any problem persists with your lock boxes you can contact the manufacturer to replace the item and resolve your problem related to the same. Always read the reviews for a clear understanding of the lock box you are planning to purchase. If you face any problem with your thermostat lock box then you can return or exchange the item with the convenient return policy on amazon.com.