Top 10 Thermostat Lock Box Cover – Home Thermostat Accessories

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1. Honeywell Home

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Honeywell Home CG510A1019/N Thermostat Guard, Clear, 5.88 x 5.88 x 2.5 inches

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Honeywell Home #ad - Outside dimensions: 5-7/8 w x 5-7/8 H x 2-1/2 D inches. It protects against unwanted changes to AC/Heating preferred settings. For use with honeywell home thermostats. Interior dimensions: 4-7/16 w x 4-7/16 H x 2-1/4 D inches. Clear plastic cover with built-in lock and a set of keys.
BrandHoneywell Home #ad
ManufacturerHoneywell International #ad
Height2.5 Inches
Length5.88 Inches
Width5.88 Inches
Part NumberCG510A1019/N
ModelCG510A1019
Warranty1 year limited warranty.

2. Honeywell Home

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

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Honeywell Home #ad - Actual size of thermostat guard: 6. 5" h x 7. Clear plastic cover that resists yellowing. Fits rth8xxxx, rth5xxxx, rth6xxxx, rth7xxxx, ct3x family thermostats and other models measuring 6 1/16 W x 5 1/16 H x 2 5/8 D inches or smaller. Key lock with inner shelf to prevent tampering. 5" w x 3" D. Protect again tampering, damage and unauthorized adjustment of thermostat settings.
BrandHoneywell Home #ad
ManufacturerHoneywell Home #ad
Height5.06 Inches
Length6.06 Inches
Weight1 Pounds
Width2.63 Inches
Part NumberCG511A1000/C
ModelCG511A1000/C
Warranty1 year product warranty.

3. Honeywell Home

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

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Honeywell Home #ad - Clear plastic cover that resists yellowing; The Honeywell CG512A1009 Large Thermostat Guard provides the ideal defense in preventing others from tampering with your heating and cooling options. Key lock with inner shelf to prevent tampering. Ultra clear acrylic resin cover and base resists the yellowing effects of chemicals and UV-light. Protects unwanted changes to AC/Heating preferred settings. Fits all Honeywell and most other thermostats.
BrandHoneywell Home #ad
ManufacturerHoneywell #ad
Height7.25 Inches
Length3.38 Inches
Weight1.26 Pounds
Width9.75 Inches
Part NumberCG512A1009/C
ModelCG512A1009/C
Warranty1 year product warranty.

4. BISupply

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AC Thermostat Lock Box Cover Thermostat Guard with Lock – 6.6 x 5.9 x 3.4 Inch, BISupply AC Thermostat Cover with Lock

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BISupply #ad - Fits your thermostat: fits over existing thermostats up to 5. 25” x 2. 75” x 4. 6” inch 13. 3cm x 7cm x 11. 7cm – this is the inside dimensions of the ac lock box cover; 2” x 1. 5” inch 5. 1cm x 3. 8cm irregular shaped backside hole for thermostat wires to wall; Measure your thermostat length by depth by height to ensure correct fitment; Open hinge allows cover to come apart into 2 separate pieces when opened; 6.

6” x 5. 9” x 3. 4” inch 16. 8cm x 15cm x 8. 6cm outside dimensions OD. No temperature fluctuation: AC control cover is ventilated on all 4 sides to avoid interference with detection of current temperature by your thermostat. Easy to install: there are 2 separate parts – the back plate opaque piece mounts to the wall, your thermostat mounts on the back plate, only install clear cover and not back plate; Mounting screws included to affix to any surface; Phillips screwdriver required for installation, and the cover locks on the back plate; To install without removing thermostat from wall, not included.

Decrease your energy bill: the bisupply | small thermostat guard is an ac lockbox for thermostat control; Constructed of heavy-duty transparent plastic allows you to clearly see your thermostat while preventing anyone from tampering with your heating or air conditioning settings and protecting against unwanted changes to preferred settings in commercial and residential areas such as an office, school, restaurant, church, or home. Package contents: thermostat box cover package includes 1 locking cover for thermostat with base, 1 key, and 8 mounting screws for your convenience.
BrandBISupply #ad
ManufacturerBISupply #ad
Height7 Inches
Length5.9 Inches
Weight0.35 Pounds
Width3.4 Inches
Part Number0623
WarrantyThis product has a manufacturer warranty against defects in materials and workmanship for a period of one (1) year from the date of original retail purchase. See our seller return policy for more details.

5. BISupply

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AC Thermostat Lock Box Cover Thermostat Guard with Lock, BISupply AC Thermostat Cover with Lock, 7.7 x 3.3 x 4.75 Inch

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BISupply #ad - Decrease your energy bill: the bisupply | medium thermostat guard is an ac lockbox for thermostat control; Constructed of heavy-duty transparent plastic allows you to clearly see your thermostat while preventing anyone from tampering with your heating or air conditioning settings and protecting against unwanted changes to preferred settings in commercial and residential areas such as an office, restaurant, school, church, or home.

Easy to install: there are 2 separate parts – the back plate opaque piece mounts to the wall, and the cover locks on the back plate; To install without removing thermostat from wall, only install clear cover and not back plate; Mounting screws included to affix to any surface; Phillips screwdriver required for installation, your thermostat mounts on the back plate, not included.

Package contents: thermostat box cover package includes 1 locking cover for thermostat with base, 1 key, and 8 mounting screws for your convenience. No temperature fluctuation: AC control cover is ventilated on all 4 sides to avoid interference with detection of current temperature by your thermostat. Fits your thermostat: fits over existing thermostats up to 6. 25” x 3. 7” x 2. 7” inch 15. 9cm x 9. 4cm x 6.
BrandBISupply #ad
ManufacturerBISupply #ad
Height7.9 Inches
Length4.8 Inches
Weight0.35 Pounds
Width3.6 Inches
Part Number0630
WarrantyThis product has a manufacturer warranty against defects in materials and workmanship for a period of one (1) year from the date of original retail purchase. See our seller return policy for more details.

6. BISupply

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AC Thermostat Lock Box Cover Thermostat Guard with Lock – 9.9 x 4.1 x 6.1 Inch, BISupply AC Thermostat Cover with Lock

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BISupply #ad - Package contents: thermostat box cover package includes 1 locking cover for thermostat with base, 1 key, and 8 mounting screws for your convenience. Decrease your energy bill: the bisupply | extra large thermostat guard is an ac lockbox for thermostat control; Constructed of heavy-duty transparent plastic allows you to clearly see your thermostat while preventing anyone from tampering with your heating or air conditioning settings and protecting against unwanted changes to preferred settings in commercial and residential areas such as an office, restaurant, school, church, or home.

No temperature fluctuation: AC control cover is ventilated on all 4 sides to avoid interference with detection of current temperature by your thermostat.

Easy to install: there are 2 separate parts – the back plate opaque piece mounts to the wall, and the cover locks on the back plate; To install without removing thermostat from wall, your thermostat mounts on the back plate, only install clear cover and not back plate; Mounting screws included to affix to any surface; Phillips screwdriver required for installation, not included. Fits your thermostat: fits over existing thermostats up to 8. 2” x 3. 5” x 4. 6” inch 208cm x 8. 8cm x 11.
BrandBISupply #ad
ManufacturerBISupply #ad
Height9.9 Inches
Length6.2 Inches
Weight1.19 Pounds
Width4.25 Inches
Part Number0654
WarrantyThis product has a manufacturer warranty against defects in materials and workmanship for a period of one (1) year from the date of original retail purchase. See our seller return policy for more details.

7. Honeywell

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Honeywell Thermostat Guard Clear

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Honeywell #ad - Clear plastic cover that resists yellowing. Fits over existing thermostat and other models measuring 8-1/4 in W x 2-3/4 in D x 5-3/4 in H or Smaller. Protects unwanted changes to AC/heating preferred settings. Packaging may vary. Inner shelf to prevent tampering. Key lock with inner shelf to prevent tampering.
BrandHoneywell #ad
ManufacturerHoneywell #ad
Height11 Inches
Length10.5 Inches
Width12 Inches
Part NumberFBA_CG512A1009/C
ModelFBA_CG512A1009/C

8. White-Rodgers

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Emerson G10 Universal Locking Thermostat Guard, Clear

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White-Rodgers #ad - To prevent adjustment of the temperature by unauthorized personnel. Lock and key. Maximum thermostat dimensions 3 1/4" d x 3 1/2" h x 6 3/8" l. Clear Plastic. Made of plastic material. Thermostat guards are designed for use in offices, churches, restaurants and other public areas. Available in clear color.
BrandWhite-Rodgers #ad
ManufacturerWhite-Rodgers #ad
Height4 Inches
Length7 Inches
Weight0.8 Pounds
Width4 Inches
Part NumberG10
ModelG10

9. TayMac

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Clear, TayMac ZTC100 Plastic Thermostat Cover Low Profile, Small

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TayMac #ad - Dimensions - 4 7/16 x 4 7/16 x 2 1/4 inches. Outer dimensions - 5 7/8 x 5 7/8 x 2 1/2 inches. Inclusions - includes tumbler lock with two keys, mounting screws and anchors. Easy installation - lid can be removed for ease of thermostat installation; Can be mounted in any one of four directions. Convenient to use - patented rotating removable hinge makes adjusting the thermostat more convenientby eliminating the need to completely remove the cover. Patented hinge - includes high strength locking features to ensure that the lid cannot be removed when closed.
BrandTayMac #ad
ManufacturerTayMac #ad
Height4.43 Inches
Length2.25 Inches
Weight0.01 Pounds
Width4.43 Inches
Part NumberZTC100
ModelZTC100

10. STATGUARDPLUS

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StatGuardPlus Large Thermostat Cover with Changeable Code Combination. Locking Thermostat Cover Fits Most Sizes 1, Clear SGP201401CL

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STATGUARDPLUS #ad - Because, who wants to keep up with another key? This thermostat has 3-digit combination lock with a changeable code which makes it easy for you to customize. No more sneaky hands changing your heating and cooling! No key needed! set your own code - change the code, not the cover. The hinged design makes this thermostat easy to open and access your thermostat when unlocked.

The material is also resistant to any stains or yellow tinting that you may see with other cheap plastic covers. Fits over existing thermostat – nearly universal fit for all thermostat. Guaranteed of any thermostat measuring 7 in wide x 4. 5 in height x 2 in diameter. Easy to install - comes with drywall anchors and screws. Made of high quality clear plastic – made of high quality polycarbonate clear plastic means you’ll be able to see straight crystal clear through the lock box to your thermostat to make sure the settings are exactly the way you want them.

Prevent unwanted changes to your thermostat – Great for use in offices, restaurants, churches, schools and other public areas to control your energy costs. Simply line up the thermostat guard around your thermostat, plug in the dry wall anchors, and the screws and voila! You’re on your way to peace of mind knowing your heating and cooling settings will not be tampered with. Simply line up the thermostat guard around your thermostat, plug in the drywall anchors, and the screws and voila! You’re on your way to peace of mind knowing your heating and cooli heating with drywall anchors and screws.
BrandSTATGUARDPLUS #ad
ManufacturerStatGuardPlus LLC #ad
Height6 Inches
Length10 Inches
Weight0.75 Pounds
Width3 Inches
Part NumberSGP201401
ModelSGP201401