Finding a thermostat c wire adapter that suits your need and does its job well can be challenging. Overall, our tester reviews these thermostat c wire adapter with giving ratings and marks for its durability, ease of setup and use. Also the thermostat c wire adapter price will be fairly matched the product’s performance, plus with the attractive and sturdy design etc that comes with the product. We conducted hands-on testing for thermostat c wire adapter and have the details guide and list provided below.
In this in-depth review guide, we will discuss about the best thermostat c wire adapter.
Our Top Picks
2
Recommended
24 Volt Transformer, C Wire Adapter Thermostat, Competible with All Versions of Ring Doorbell and...
Check Price On Amazon
Amazon.com
The Best thermostat c wire adapter
Honeywell Home C-Wire Adapter for Wi-Fi Thermostats THP9045A1098
$19.99 in stock
23 new from $19.99
11 used from $6.14
11 used from $6.14
Amazon.com
as of December 24, 2023 9:28 am
Features
- BEFORE PURCHASING, check to see if the Wi-Fi thermostat you will pair with this adapter is compatible with your home and determine if your home needs a C-wire power adapter. The C-wire adapter should work for all applications in which the thermostat being replaced doesn't have a common wire and does have Y and G wires attached.
- The C-Wire Power Adapter makes Honeywell Home smart thermostats compatible with most homes that don’t have a common wire.
- Quickly and easily power connected thermostats that require a c-wire. Easy push terminals and an adhesive mount make installation quick and easy, while the closed cover conceals internal components.
- Use for Wi-Fi, 24v Honeywell Home thermostats when a common wire is needed but not present. Note, your home may have an unused C-Wire that should be verified before purchasing this adapter.
- Easy push terminals and an adhesive mount make installation quick and easy.
24 Volt Transformer, C Wire Adapter Thermostat, Competible with All Versions of Ring Doorbell and Thermostat for Nest Ecobee, Sensi and Honeywell, 315" Long Cable 24V Transformer
$15.99 in stock
2 new from $15.99
5 used from $14.73
5 used from $14.73
Free shipping
Amazon.com
as of December 24, 2023 9:28 am
Features
- WIDELY USE: US power cable Powers your popular smart thermostats((Nest 1st/2nd, Ecobee, Honeywell, Sensi) and doorbells(Ring Video Doorbell, Ring Video Doorbell 2 & Ring Video Doorbell Pro,Nest Skybell , etc.) and other devices that require constant AC 24 volt power for operation, enables you to charge your devices safely.
- EASY TO USE:Assemble along the wall from your outlet to the doorbell and thermostat without the existing doorbell or wiring. Easy installation and be able to set up in minutes.
- LONG CABLE:Our cable is 8M(315 inch) long and you do not worry about the distance between the socket and the Honeywell Smart Wifi Thermostat. This allows you to easily plug it into an electrical outlet inside or outside your house.
- SAFE AND CONVENIENT :Our battery backup has gotten certificate. A quick fix to the problem of "Low batter" you can charge it directly(plug adapter into outlet and power up). that means you don't need to remove your honeywell thermostat in order to charge up the battery.With an AC output of 24V/500mA, a perfect tool to meet your needs.
- CUSTOMERS:WHAT YOU GET- 1. High quality accessory 2. 180 Days money-back 3 . Professional customer service. VIIVRIA has a professional team which has been specialized in designing and manufacturing transformers for a few years, improving technologies to meet consumers' needs.
Honeywell Home CWIREADPTR C-Wire Power Adapter
$24.99
in stock
11 used from $11.62
Free shipping
Amazon.com
as of December 24, 2023 9:28 am
Features
- BEFORE PURCHASING, check to see if the Wi-Fi thermostat you will pair with this adapter is compatible with your home and determine if your home needs a C-wire power adapter. The C-wire adapter should work for all applications in which the thermostat being replaced doesn't have a common wire and does have Y and G wires attached.
- The C-Wire Power Adapter makes Honeywell Home smart thermostats compatible with most homes that don’t have a common wire.
- Quickly and easily power connected thermostats that require a c-wire.
- Use for Wi-Fi, 24v Honeywell Home thermostats when a common wire is needed but not present. Note, your home may have an unused C-Wire that should be verified before purchasing this adapter.
- Easy push terminals and an adhesive mount make installation quick and easy.
Google Nest Power Connector - Nest Thermostat C Wire Adapter - C Wire Adapter for Smart Thermostat - Nest Thermostat Accessories
$24.99
in stock
2 new from $24.99
1 used from $21.99
1 used from $21.99
Free shipping
Amazon.com
as of December 24, 2023 9:28 am
Features
- Nest Google Thermostat Power Connector (snow)FeaturesMaterial: Thermostat
- Made In Taiwan
- Installation is simple; the Nest Power Connector attached to your furnace air handler, or zone controller and comes with simple instructions; no wiring or drilling required
- Nest Thermostats are designed to work without a C wire in most homes but for some systems, including heating-only, cooling-only, zone-controlled, and heat pump systems, you'll need a Nest Power Connector or C wire
Amazon Smart Thermostat with C-Wire Power Adapter
$101.98 in stock
Amazon.com
as of December 24, 2023 9:28 am
Features
- This bundle includes Amazon Smart Thermostat and C-Wire Power Adapter.
- Smart upgrade - Amazon Smart Thermostat is an easy way to switch from a traditional thermostat and help reduce energy usage.
- Save money - After purchase, Amazon will send you an email with details about rebates that may be available from energy providers in your area. Explore rebates above.
- Save energy - According to EPA estimates, ENERGY STAR certified thermostats save an average of $50 on yearly energy bills.
- Automatic comfort - Alexa can do the programming for you, updating the temperature to keep you comfortable.
24V Transformer for Thermostats, 16.5ft Long C Wire Adapter for Nest, Honeywell, Ecobee Thermostats
out of stock
Amazon.com
as of December 24, 2023 9:28 am
Features
- Upgraded 24V Thermostat Transformer - With the upgraded system, the new adapter is more stable and without noise during use. Continuously transfer 110/120v to 24volt Make your thermostat works more stable and safe.
- Low Battery Issue is Solved - The adapter is a quick and convenient way to charge your smart thermostat continuously. Now get rid of all battery issues and with no more interrupt or any safety concerns.
- Wide Compatibility - This plug in adapter is compatible with Honeywell, Nest, Ecobee, Emerson, Ecobee4 Smart WiFi thermostat, etc.
- Certificated Safe to Use - Made of high quality fireproof material and pure copper plugs. A waterproofed 16.4ft cable is long enough for you to put the thermostat any where higher or lower on your wall.
- 2 Yrs Warranty - The adapter comes with 10 clips for easy install. 2 Yrs quality warranty. Feel free to contact us if you have any questions.
24Volt Transformer C Wire Adapter for Thermostat and All Versions of Ring Doorbell, Compatible with Nest, Ecobee, Honeywell, Sensi, Sensi Smart WiFi Thermostat, Nest Hello Doorbell Supply Cord
$14.99
in stock
Amazon.com
as of December 24, 2023 9:28 am
Features
- Application: Suitable for smart thermostats ( Nest, Ecobee, Honeywell, Sensi, Emerson, Hive, etc ) and doorbells ( Ring Video Doorbell, Ring Video Doorbell 2, Ring Video Doorbell Pro, Nest Skybell, Zmodo WiFi smart doorbell, Nest Hello doorbell, etc.) and other devices that require 24 volt power With constant power and constant operation
- Product Parameters: Input AC 120V, 60Hz 0.2A, output 24V / 500mA. Cable length is 315 inches / 8 meters.
- Easy To Install: 2 pin non-polarity wires support easy and quick install, Assemble along the wall from your outlet to the doorbell and thermostat, 26 ft cable is long enough to plug it into an electrical outlet inside or outside your house.
- Security: Special design and materials ensure that provide the best current output connected to your device. Prevent short circuit, overvoltage, overcurrent, overheat, ensure charging safety.
- Please note: Please check whether your device is the model in the details before purchasing. If you have problems after purchase, please keep in touch with us and we will reply you immediately.
24 Volt Transformer C Wire Adapter for Most Doorbells with Thermostats, 315" Long Power Adapter, Compatible with Honeywell Nest Hello Emerson Ecobee Wyze Ring Eufy Video Sensi Smart WiFi Supply Cord…
$13.58
in stock
Amazon.com
as of December 24, 2023 9:28 am
Features
- Wide Compatiblity: Power your Doorbells [ Nest Hello doorbell, Ring Video Doorbell (2020 release, 3/4/plus, and pro 1/2), Zmodo WiFi smart doorbell, Nest, Arlo, Ring, Amcrest, Logitech, Eufy, Wyze, Remo, SkyBell, Simplysafe etc.] and smart Thermostats [ Nest, Sensi, Ecobee, Honeywell, Emerson, Hive, etc ] and other devices that require constant 24 volt power for operation, enables you to charge your devices safely.
- Design Features: plugs into your standard 110 v/120 v outlet and converts to 24 volt 500 ma AC current. (Input AC 120V, 60Hz 0.2A).
- Long Cable: Equipped with 26ft (8M/315 inches) extra long cable, and you do not worry about the distance between the socket and the Honeywell Smart Wifi Thermostat.
- Easy To Use: 2 pin non-polarity wires support easy and quick install, Assemble along the wall from your outlet to the doorbell and thermostat without the existing doorbell or wiring.
- Safe and Convenient: in 2A thermal fuse short-circuit protection, Prevent short circuit, overvoltage, overcurrent, overheat, ensure charging safety. If you have problems after purchase, please keep in touch with us and we will reply you immediately.
Briidea C-wire Power Adapter, Use for 24V Honeywell Home Thermostats, White
$18.99
in stock
Amazon.com
as of December 24, 2023 9:28 am
Features
- ★The C-wire Power Adapter makes Honeywell Home smart thermostats compatible with most homes that don't have a common wire. Easily and quickly power connected thermostats that require a c-wire
- ★The C-wire Power Adapter use for Wi-Fi, 24V Honeywell home thermostats when a common wire is needed but not present
- ★Easy push terminals and an adhesive mount make installation easy and quick
- ★Simple adhesive mount allows you to attach the adapter to the outdise of your furnace
- ★Be discreet with a closed cover to conceal internal components and wires
24Volt Power Adapter/Transformer,C-Wire Adapter Thermostat，Compatible with Honeywell,Ecobee,Nest and Sensi Smart WiFi Thermostat Pro(25Foot /7.6M Cable)
out of stock
Amazon.com
as of December 24, 2023 9:28 am
Features
- HOME USE: Plug the transformer into your standard 120V outlets and converts to 24volt AC current.Please note that the c wire adapter is not compatible with the Nest learning 3rd generation.
- SUPPORTED DEVICES: The 24v power adapter can not only power for popular smart thermostats such as Nest, Honeywell, Ecobee, Hive, Emerson Sensi, but also can convert to 24 volt AC current for other devices that require 24v current for operation.
- TECHNICAL SPECIFICATIONS: input voltage is 120 V AC, 60 Hz; Output voltage is 24 V, 300mA/AC，Note: The brand above is only for demonstrating compatibilityyy
- INSTALLATION :To prevent no power output, you must ensure that the terminals are stripped and securely clamp the screw terminals into the thermostat to maintain good contact，2pin non-polarity wires to ensure easy and error free installation for installers of all skill levels and knowledge bases,If your wiring is complicated, please ask a professional electrician for help.
- EXTRA LONG CABLE: 7.6M (25ft) long cable enables you to install the cable along the wall and connect to the electrical outlet inside or outside.For Nest E connected this adapter to C and R pins (R also having the HVAC's Red line connected),For Nest Learning Thermostat,3rd generation connected adapter to the Cand RC pins
The Video Review of Best thermostat c wire adapter
Final thoughts
When you’re looking for thermostat c wire adapter, you’ll want to keep a few things in mind. First, decide what you want to use the thermostat c wire adapter for. Next, check the product reviews with comparision which we have listed as well. Once you’ve decided on thermostat c wire adapter you want to buy thermostat c wire adapter, look at the reputation of the manufacturer as well. You can compare prices and quality together before you make your purchase.