Thermostats Accessories of 2025
Best Choice1
ControlTemp Thermostats20% OffControlTemp CT100 Standard Tamper Proof Thermostat
Main highlights- Works with most system types including Boiler, Furnance, Heat pumps (Single/Multi Stage)
- Tamper Proof Thermostat for landlord and commerical property owners
- Renters/Guests can not set cool below 75 degrees
- Renters/Guest can not set heat over 72 degrees
- 7 Day Programmable schedule
9.7Exceptional
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Value for Money2
Google11% OffGoogle Nest Temperature Sensor (2nd Gen) - Room Comfort Sensor with Scheduling - Works with The Nest Learning Thermostat (3rd and 4th Gen) and Nest Thermostat E - Porcelain
Main highlights- You can place Nest Temperature Sensors in up to six rooms for maximum comfort; prioritize the temperature of one room, or create an average temperature across them, like bedrooms[1,3]
- The battery lasts up to 3 years, so you can put it on a wall, shelf, or wherever you want[2]
- The Nest Temperature Sensor (2nd gen) works with the Nest Learning Thermostat (4th gen), Nest Learning Thermostat (3rd gen), and Nest Thermostat E[1,4]
- The Google Nest Temperature Sensor (2nd gen) makes it easy to manage hot and cold spots throughout your home[1]; put it in any room to get the right temperature, right where you want it
- Sleek and simple, the Nest Temperature Sensor (2nd gen) fits right in wherever you place it[1]
- Please refer to the “Legal” section below for all applicable legal disclaimers denoted by the bracketed numbers in the preceding bullet points (e.g., [1], [2], etc.)
- It’s simple to set up and control in the Google Home or Nest app; just use the app to set the temperature a room should reach at a certain time of day
9.6Exceptional
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3
Honeywell Home11% OffHoneywell Home CG512A1009 Large Thermostat Guard, Fits Thermostats 8. 25" W x 5. 75" H or Smaller Clear
Main highlights- Protect again tampering, damage and unauthorized adjustment of thermostat settings.
- May need to mount thermostat off-center within thermostat guard for access to battery door on select models
- Key lock with inner shelf to prevent tampering. You can mount this thermostat guard horizontally or vertically to fit your thermostat.
- Fits Honeywell Home thermostats measuring 8. 25"W x 5. 75"H x 2. 75"D or smaller
- Clear plastic casing is chemical and UV resistant that resists yellowing.
9.5Excellent
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4
Honeywell Home10% OffGenuine Honeywell Home CG511A1000 Medium Thermostat Guard, Fits Thermostats 5" H x 6" W or Smaller
9.7 Easy installation9.7 Simple to use9.5 PrecisionWhy we love it
Prevents unauthorized thermostat adjustments, saving on energy bills.
Easy installation without removing the thermostat.
Durable, UV-resistant clear plastic casing.
9.4Excellent
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5
briideaAdd-A-Wire Accessory, Briidea Common Wire Kit for All 24VAC Thermostats (4 to 5 wires), White
Main highlights- ★To add a common wire to a 4-wire system, or to add cooling to a heat-only system
- ★Makes one wire works like two
- ★Includes yellow, green, blue wire splice (directionally sensitive)
- ★For use with all 24VAC systems
- ★Cannot be used as ''R'' power or ''C'' common wire
9.2Excellent
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6
ecobeeecobee Trim Plate - Made for ecobee Smart Thermostat Essential - Programmable WiFi Thermostat Accessory
Main highlights- The Smart Thermostat Trim Kit is designed just for Smart Thermostat Essential as it easily covers old wiring and imperfections keeping your wall looking fresh.
- Specifically designed for the ecobee Smart Thermostat Essential
- In homes where the thermostat attaches to a junction box, a plastic or metal box that houses wires, the Trim Kit is required to mount your smart thermostat.
- Every trim plate comes with an easy-to-follow mobile installation guide. Simply scan the QR code on the box.
- Designed with smooth, round edges, the trim plate matches your Smart Thermostat Essential and fits flush right against your wall.
9.1Excellent
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7
PetrichorPetrichor Wall Plate Cover - Compatible with Google Nest Thermostat Accessory 2020 - Trim Kit, Easy Installation - Snow
9.5 Easy installation9.1 Temperature control8.7 Tech SupportWhy we love it
Compatible with 2020 Nest Thermostat.
Covers wall imperfections.
Modern, fingerprint resistant design.
8.9Very Good
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8
ecobeeecobee Power Extender Kit C-Wire Adapter - Made for ecobee Smart Thermostats - Programmable WiFi Thermostat Accessory
Main highlights- Works with 24 VAC systems only. Not compatible with millivolt, high voltage systems, dual transformer, fan coil, or communicating units.
- The Power Extender (PEK) is an easy, cost-effective solution for homes without a C or common wire.
- Not sure if you need a PEK for your ecobee Smart Thermostat? Visit ecobee.com/compatibility to find out.
- No tools needed. Enjoy quick and hassle-free PEK installation with magnetic mounting that sticks to your furnace.
- Designed exclusively for ecobee Smart Thermostats: Premium, Enhanced, Essential, Lite, ecobee3 Lite, Smart Thermostat with voice control, and ecobee4.
- Access the easy-to-follow installation guide by scanning QR code on the box.
8.7Very Good
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9
REPTIZOOREPTIZOO Reptile Dimming Thermostat Heat Lamp Temperature Controller with LED Digital Screen, Specifically Designed for Light Heat Bulbs & Heaters
9.9 Simple to use9.5 worth the money9.3 Thermal power8.6Very Good
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10
BAOKZZOMBAOKZZOM Nest Thermostat Wall Plate Cover Compatible with Google Nest Learning Thermostat (4th Gen), Practical Nest Thermostat Trim Kit, Nest Learning Thermostat 4 Accessory, Snap fit Design, Black
Why we love it
Stylish design enhances thermostat appearance.
Easy installation with snap-fit design.
Durable, fingerprint-resistant finish.
8.5Good
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