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Upgraded Thermostat Lock Box with Key, Large Space Thermostat Cover Seamless Anastomosis, Clear Decorative AC Lock Box Cover on Wall Fits Thermostats 4.8' H x 6' W or Smaller

4.7 (1) Write Review
Free shipping on orders over $29.99

$14.99

$ 7 .99 $7.99

In Stock
  • 【Upgraded Tamper-resistant Design】The thermostat lock box features widened edges that block prying with sharp objects after it is fitted. The extended latch can be stuck tightly and is difficult to fall off. These designs can prevent children, tenants or the public from unauthorized tampering and damage to the thermostat, saving energy and electricity.
  • 【High-quality PC Material】The thermostat cover with lock is made of high-strength, UV-resistant PC material that stays transparent and anti-yellowing for long-lasting use. The area of the screw joint is enlarged so it is not easy to break. The quality of continuous improvement gives you peace of mind.
  • 【Perfectly Fit for Various Thermostats】The actual usable size of the AC lock box cover with key is 6.3"W x 4.8"H x 2.4"D, which is compatible with most thermostats and HVAC systems. The outer diameter of this lock box for thermostat on wall is 7.28"W x 5.7"H x 2.8"D, which can be widely used in homes, rentals, offices, schools, restaurants, hotels, factories and other places.
  • 【Precise Temperature & Smooth Unlocking】The thermostat cover decorative has a four-sided ventilation design to ensure proper airflow for precise readings. It comes with 2 universal keys to facilitate your management of multiple thermostat locks. Smooth unlocking and stable locking provide you with reliable safety protection.
  • 【Easy Installation】Install this clear lock box with key in minutes—no need to remove your thermostat! Includes all hardware and supports horizontal/vertical mounting. (Note: Some models may need to be installed in an off-center position of the clear lock box with key in order to open the battery cover.)


Product Description

thermostat lock box
lock box for thermostat on wall
thermostat lock box with key

thermostat cover

You don't have to worry about the latch being too short and easily falling off the buckle, allowing the lock box to be easily opened.

thermostat cover

The slots fit together without any gaps, so you don't have to worry about a child using a butter knife to get into the lock box and tamper with the thermostat settings.

ac lock box cover with key

You don't need to worry about the joint breaking due to insufficient area around the nail receiving hole when screwing the screw to fix the lock box.

thermostat lock
clear lock box
thermostat cover decorative

ʜᴀᴘᴘʏ ꜱʜᴏᴘᴘᴇʀ
Reviewed in the United States on June 2, 2025
Perfect for work to keep people from adjusting and running up the bill.