TRJ Thermostat Lock Box with Key, Large Thermostat Cover with Lock for Thermostat on Wall, AC Control Lock Box Cover with Key, Air Conditioner Lockbox Fits Thermostats 5″ H x 6″ W or Smaller

Price: $9.99
(as of Oct 02, 2026 21:10:55 UTC – Details)

From the brand

TRJ Thermostat Lock Box

Safeguard Your Thermostat

TRJ Thermostat Lock Box

【Tamper-Proof Design】The TRJ thermostat lock box boasts a sturdy construction and a secure locking mechanism, designed to deter tampering attempts. The thermostat cover prevents unauthorized adjustments, safeguarding against tampering by children, tenants, or the public
【Crystal Clear Durable PC Material】The thermostat lock box crafted from robust and chemically resistant PC plastic. This thermostat cover with lock offers exceptional durability, UV resistance, and anti-yellowing properties. Enjoy a clear view of your thermostat settings at all times
【Compatible with Various Thermostats】The thermostat cover designed to accommodate thermostats measuring 7″W x 4.7″H x 2.1″D or smaller. Whether your home, apartment, school, office, restaurant, hotel, church, factory, nursing home or other rental property, our air-conditioned thermostat lock boxes are everywhere to ensure optimal protection and safety
【Maintains Temperature Accuracy】Featuring a four-sided ventilation design, this lock box for thermostat on wall prevents interference with temperature detection, ensuring the accurate performance of your thermostat without compromise
【Easy Installation】This thermostat cover with lock can be installed without removing the thermostat; May need to mount thermostat off-center within thermostat lock box for access to battery door on select models
Customers find the thermostat cover to be of good quality and easy to install, with a perfect fit around the thermostat. They appreciate its child-friendly design, keeping kids away from the device, and its effectiveness in preventing temperature changes. The locking mechanism receives mixed feedback, with one customer noting it has a bit of slop. The size receives mixed opinions, with some finding it perfect for large thermostats while others say it’s too big.