20 Best Venstar Add A Wire 2 Wire [2024]

Are you looking for the best Venstar Add A Wire 2 Wire? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling Venstar Add A Wire 2 Wire.

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# Preview Product
1 Venstar ACC0436 2-Wire Kit for all 24VAC Thermostats Venstar ACC0436 2-Wire Kit for all 24VAC Thermostats
2 Venstar ACC0410 Add-A-Wire Accessory for 24 VAC Thermostats (4 to 5 Wires), White Venstar ACC0410 Add-A-Wire Accessory for 24 VAC Thermostats (4 to 5 Wires), White
3 Add-A-Wire Accessory, Briidea Common Wire Kit for All 24VAC Thermostats (4 to 5 wires), White Add-A-Wire Accessory, Briidea Common Wire Kit for All 24VAC Thermostats (4 to 5 wires), White
4 Venstar ACC0410 Add-A-Wire Kit Venstar ACC0410 Add-A-Wire Kit
5 Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy Star Certified,... Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy Star...
6 Honeywell Home CWIREADPTR C-Wire Power Adapter Honeywell Home CWIREADPTR C-Wire Power Adapter
7 Emerson SA11 Common Wire Kit for Sensi Wi-Fi Thermostats Emerson SA11 Common Wire Kit for Sensi Wi-Fi Thermostats
8 24Volt Power Adapter/Transformer,C-Wire Adapter Thermostat,Compatible with Honeywell ,Ecobee,Nest... 24Volt Power Adapter/Transformer,C-Wire Adapter Thermostat,Compatible with Honeywell...
9 24 Volt Transformer, C Wire Adapter Thermostats, Compatible with Ecobee, Nest and Honeywell Smart... 24 Volt Transformer, C Wire Adapter Thermostats, Compatible with Ecobee, Nest and Honeywell Smart...
10 BOJACK 14 Vaules 840 pcs 2-125mm Solderless Flexible Breadboard Connecting Line Cables Breadboard... BOJACK 14 Vaules 840 pcs 2-125mm Solderless Flexible Breadboard Connecting Line Cables Breadboard...
11 TYUMEN 40FT 18 Gauge 2pin 2 Color Red Black Cable Hookup Electrical Wire LED Strips Extension Wire... TYUMEN 40FT 18 Gauge 2pin 2 Color Red Black Cable Hookup Electrical Wire LED Strips Extension...
12 Venstar T3700 Residential Voyager Wifi Ready Thermostat - Works W/Alexa When Wifi Module Installed Venstar T3700 Residential Voyager Wifi Ready Thermostat - Works W/Alexa When Wifi Module Installed
13 C Wire Adapter 24 Volt Transformer Compatible with Nest Honeywell Ecobee Emerson Sensi Smart WiFi... C Wire Adapter 24 Volt Transformer Compatible with Nest Honeywell Ecobee Emerson Sensi Smart WiFi...
14 24V 40VA Thermostat and Doorbell Transformer, Power Supply Compatible with Nest, Ecobee, Sensi and... 24V 40VA Thermostat and Doorbell Transformer, Power Supply Compatible with Nest, Ecobee, Sensi...
15 Electrical Wire 65.6ft 22AWG Conductor Wire, 22 Gauge Black Tinned Copper Hookup Wire, 2 Pin... Electrical Wire 65.6ft 22AWG Conductor Wire, 22 Gauge Black Tinned Copper Hookup Wire, 2 Pin...
16 Strike Master Ice Augers Power Auger Extension, 12-Inch Strike Master Ice Augers Power Auger Extension, 12-Inch
17 TYUMEN 100FT 16 Gauge 2pin 2 Color Red Black Cable Hookup Electrical Wire LED Strips Extension Wire... TYUMEN 100FT 16 Gauge 2pin 2 Color Red Black Cable Hookup Electrical Wire LED Strips Extension...
18 Emerson 1E78-140 Non-Programmable Heat Only Thermostat for Single-Stage Systems Emerson 1E78-140 Non-Programmable Heat Only Thermostat for Single-Stage Systems
19 Wire Connectors - Low Voltage T Tap Wire Connectors, 3 Way Wire Connector, T Type 2 Pin Solderless... Wire Connectors - Low Voltage T Tap Wire Connectors, 3 Way Wire Connector, T Type 2 Pin...
20 Lux Products LPB-WH Power Bridge Provides 24V AC Thermostats in HOmes without C-Wires Lux Products LPB-WH Power Bridge Provides 24V AC Thermostats in HOmes without C-Wires
Bestseller No. 1
Venstar ACC0436 2-Wire Kit for all 24VAC Thermostats
  • Model number: ACC-0436
  • Country of Origin: China
  • No batteries required
  • Brand name: Venstar
Bestseller No. 2
Venstar ACC0410 Add-A-Wire Accessory for 24 VAC Thermostats (4 to 5 Wires), White
  • In applications where additional wiring cannot be run, the Add-A-Wire accessory can be used to add a wire to the thermostat. C-Wire Terminal is...
  • Great for installations with a broken “common” wire or retrofits.
  • Easy to install, Easier than running new wire.
  • Allows 5 wire thermostats to use only 4 wires. Also allows 5 wires to work like 6 wires.
  • Compatible with Venstar ColorTouch, Explorer, Explorer Mini, Slimline, Small Series, FlatStat, and Value Series thermostats.
Bestseller No. 3
Add-A-Wire Accessory, Briidea Common Wire Kit for All 24VAC Thermostats (4 to 5 wires), White
  • ★Makes one wire works like two
  • ★To add a common wire to a 4-wire system, or to add cooling to a heat-only system
  • ★For use with all 24VAC systems
  • ★Includes yellow, green, blue wire splice (directionally sensitive)
  • ★Cannot be used as ''R'' power or ''C'' common wire
Bestseller No. 4
Venstar ACC0410 Add-A-Wire Kit
  • Easy to install
  • Easier than running new wire
  • Allows 5 wire thermostats to use only 4 wires
  • Also allows 5 wires to work like 6 wires
Bestseller No. 5
Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy Star Certified,...
  • PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties
  • SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR-certified Sensi smart thermostat can help you save energy with features like flexible scheduling,...
  • EASY DIY INSTALLATION: Use the built-in level and step-by-step app instructions for a quick installation. Works with HVAC equipment found in most...
  • SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering valuable usage reports, alerts about your...
  • SIMPLE CONFIGURATION: Looks and feels like a thermostat. Has buttons and fits the same space as a traditional thermostat so you don’t have to patch...
SaleBestseller No. 6
Honeywell Home CWIREADPTR C-Wire Power Adapter
  • 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.
  • Easy push terminals and an adhesive mount make installation quick and easy.
  • Simple adhesive mount allows you to attach the adapter to the outside of your furnace.
Bestseller No. 7
Emerson SA11 Common Wire Kit for Sensi Wi-Fi Thermostats
  • No c-wire, no problem – this common wire kit eliminates the need to run a new wire throughout your home
  • Easy solution when running an additional wire is not an option
  • Easy installation process – refer to our videos and installation guide for step-by-step instructions
  • Does not work with 2-wire systems
  • For use with Sensi Wi-Fi thermostat and Sensi touch Wi-Fi thermostat
Bestseller No. 8
24Volt Power Adapter/Transformer,C-Wire Adapter Thermostat,Compatible with Honeywell ,Ecobee,Nest...
  • HOME USE: Plug the transformer into your standard 120V outlets and converts to 24volt AC current.
  • SUPPORTED DEVICES: The 24v power adapter can not only power for popular smart thermostats such as Nest, Honeywell, Ecobee, Hive, Emerson Sensi, but...
  • TECHNICAL SPECIFICATIONS: input voltage is 120 V AC, 60 Hz; Output voltage is 24 V, 300mA/AC
  • INSTALLATION :To prevent no power output, you must ensure that the terminals are stripped and securely clamp the screw terminals into the thermostat...
  • 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...
Bestseller No. 9
24 Volt Transformer, C Wire Adapter Thermostats, Compatible with Ecobee, Nest and Honeywell Smart...
  • 24V C Wire power adapter: plugs into your standard 110v/120v outlet and converts to 24 volt AC current
  • 24 volt transformer for doorbells: powers up smart for (Nest, Ecobee, Honeywell, Emerson Sensi, Hive, etc.) and doorbells (Ring, Nest Hello, Skybell,...
  • UL certified: UL certification passed, stable and durable operation 24V transformer
  • Easy installation: 2 pin non-polarity wires support easy and quick install, 16.5 ft cable is long enough to plug it into an electrical outlet inside...
  • Packing list: 1 x 24 Volt C wire adapter, 1 bag (50 pieces) of cable clips. Note: Please add a 50W Watt 25 Ohm Resistor if you use this transformer to...
Bestseller No. 10
BOJACK 14 Vaules 840 pcs 2-125mm Solderless Flexible Breadboard Connecting Line Cables Breadboard...
  • BOJACK high quality 14 Values 840 Pcs Breadboard Jumper Wires Kit
  • Packed Sorted accordingly in A Plastic Storage Case
  • Color: Random color (Red, Orange, Yellow, Green, Blue, Purple, Coffee, White)
  • Each box contains 840 wires with 14 different lengths. 2mm, 5mm, 7mm, 10mm, 12mm, 15mm, 17mm, 20mm, 22mm, 25mm, 50mm, 75mm, 100mm, 125mm, 60 pieces...
  • Scope of application: computers, electronic communications, instruments, meters, industrial program control, digital cameras, MP3, card readers, DVDs,...
Bestseller No. 11
TYUMEN 40FT 18 Gauge 2pin 2 Color Red Black Cable Hookup Electrical Wire LED Strips Extension Wire...
  • True 18 AWG LED strips extension cable from TyumenDirect that is ideal for all single color LED strip light, low voltage single color led strip, light...
  • It is widely used for various DC electrical hookups, low voltage cables, 12V DC, 24V DC, low-loss in-home or car stereo installs. If you also need the...
  • Well protected against dampness,such as convenient peel and cut.
  • Great for in-home applications as well as automotive, schools, churches, auditoriums or business settings.
  • 40 ft / spool, actual length is 41 ft, 1ft longer than described, stranding structure makes it flexible and easy to install, cut into any length based...
Bestseller No. 12
Venstar T3700 Residential Voyager Wifi Ready Thermostat - Works W/Alexa When Wifi Module Installed
  • Large, Easy to Read Display, Adjustable Backlight Intensity, Bi-Color LED Indicates a Heating or Cooling Demand, Backlit, Color Coded Buttons &...
  • 2 Heat Stages & 1 Cool Stage, Choose 7-Day, 5+2 Day or 1-Day Programming or Non-Program, "Simple as you want operationTM"
  • Switchable: Auto Changeover, or Heat, or Cool Only / API for 3rd Party Monitor and Control, Choice of English, Spanish or French for Scrolling Display
  • Add-A-Wire accessory (PN# ACC0410) may be necessary if only 4 wires are available for installation. Add-A-Wire Installation Video
  • Wifi Module (Part Number: ACC-VWF1) is necessary for Wi-Fi operation
Bestseller No. 13
C Wire Adapter 24 Volt Transformer Compatible with Nest Honeywell Ecobee Emerson Sensi Smart WiFi...
  • 【24V C wire power adapter for thermostat】: plugs into your standard 110v/ 120v outlet and converts to 24V, 500mA/AC
  • 【Designed for thermostats power supply】: widely applied for thermostats, powers up smart thermostats for Nest, Ecobee, Honeywell, Emerson Sensi,...
  • 【UL certified】: UL certification passed, stable and durable 24V transformer for thermostats
  • 【Easy installation】: 2 pin non-polarity wires support easy and quick install, 23 ft cable is long enough to plug it into an electrical outlet...
  • 【Packing list】: 1 x C wire adapter, 1 bag (50 pieces) of cable clips; The brand mentioned above is just for demonstrating compatibility
Bestseller No. 14
24V 40VA Thermostat and Doorbell Transformer, Power Supply Compatible with Nest, Ecobee, Sensi and...
  • POWER UP MULTIPLE THERMOSTATS / DOORBELLS: replaces and upgrades underpowered transformer with this 24V AC transformer, offering plenty of power for...
  • UNIVERSAL COMPATIBILITY: this 24v transformer fits for Nest, Ecobee, Honeywell and Sensi smart thermostats; Also compatible with Ring Video Doorbell,...
  • SPECIFICATION: Input is 120 V/ AC, 60 HZ; Output: 24 V/ 40 VA; Tip: The load voltage(when the doorbell is running) is 24V and the output of no-load...
  • UL CERTIFIED AND SAFE USE: this 24 volt transformer is UL-certified, offers reliable performance
  • EASY TO INSTALL: screw down or threaded clamp to electrical box, simple to wire up; Please note: the brand names above is only for demonstrating...
Bestseller No. 15
Electrical Wire 65.6ft 22AWG Conductor Wire, 22 Gauge Black Tinned Copper Hookup Wire, 2 Pin...
  • 22 gauge wire high purity oxygen-free copper with tin-plated, high conductivity, low resistance and flexible.
  • High qulity PVC insulated stranded wire,Stand operating temperature up to 80℃/176℉and provide resistance to moisture or chemical.
  • Electrical wire widely used in various low voltage electronic device wiring,you can use it to connect a LED strip or others lighting connection.
  • Low voltage LED cable easy to arrange, solder the wire to it can provide you a stable connection;
  • LEDneighbor 22 AWG jacketed power cable wire for low voltage landscape lighting(5v-12V-24V) installations.
SaleBestseller No. 16
Strike Master Ice Augers Power Auger Extension, 12-Inch
  • Package length: 6.096 cm
  • Package width: 34.798 cm
  • Package height: 2.286 cm
  • Product Type: FISHING EQUIPMENT
SaleBestseller No. 17
TYUMEN 100FT 16 Gauge 2pin 2 Color Red Black Cable Hookup Electrical Wire LED Strips Extension Wire...
  • True 16 AWG LED strips extension cable from TyumenDirect that is ideal for all single color LED strip light, low voltage single color led strip, light...
  • It is widely used for various DC electrical hookups, low voltage cables, 12V DC, 24V DC, low-loss in-home or car stereo installs. Great for in-home...
  • The jacket material is flexible and environmental friendly PVC. Well protected against dampness, such as convenient peel and cut.
  • Wire comes wrapped around a hard plastic spool that makes dispensing convenient. 2 jacket colors make for quick and easy to distinguish the polarity &...
  • 100 ft / spool (100FT Red & 100FT Black), actual length is 31m, longer than described, stranding structure makes it flexible and easy to install, cut...
Bestseller No. 18
Emerson 1E78-140 Non-Programmable Heat Only Thermostat for Single-Stage Systems
  • Easy-to-read digital display with backlight
  • Non-programmable thermostat
  • Compatible with single stage heat only systems
  • Precision control of plus/minus 1 degree F
  • Vertical profile. Thermostat Compatibility-Baseboard Heater
SaleBestseller No. 19
Wire Connectors - Low Voltage T Tap Wire Connectors, 3 Way Wire Connector, T Type 2 Pin Solderless...
  • ✔️ ROCK SOLID CONNECTION - Brightfour 3 Way Wire Connectors solves the problem that many connectors become loosened because of the varying...
  • ✔️ NO MORE SPLICING PESTY LITTLE WIRES - Wire taps have always been annoying. Our low voltage wire connectors are absolutely inspired. With...
  • ✔️ USE THE CORRECT WIRE - Fits well for 20, 22 and 24 AWG stranded and solid core electrical wires. As for 18 gauge wire, not all 18 AWG wires are...
  • ✔️ SMALL ENOUGH TO BE TUCKED - With a compact size, and transparent surface, these small wire connectors are practically invisible and compact to...
  • ✔️ WIDE APPLICATIONS - Perfect for all vehicle/audio/video/LED light strips installation and other electrical wiring projects, like car audio, LED...
Bestseller No. 20
Lux Products LPB-WH Power Bridge Provides 24V AC Thermostats in HOmes without C-Wires
  • Provides 24V AC power to homes without C-wires (see Product Description info)
  • Can be installed either by DIY homeowners or professional contractors
  • Recommended for homes without C-wires that use home automation platforms
  • Can avoid installing new wires and turn a standard 4-wire system into a 5-wire system with constant power
  • Installation videos and more information about compatibility is available on the LUX website

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FAQ:

Q: How do I use the Venstar add a wire kit?

A: The Venstar Add a Wire kit has the Venstar device (which is to be attached on furnace circuit board) and a wire pair (which is to be connected to thermostat terminals). This wire pair is simply a wire splitter, where a blue wire is splitted into yellow and green wires Open the thermostat plate and make the following connections

Q: How do I connect my Venstar device to my furnace?

A: Connect the ‘common wire’ (in brown color) from the device to ‘C’ terminal on furnace circuit board Remove the wire on ‘G’ terminal (in furnace circuit) and connect it to ‘C’ terminal on furnace circuit Remove the wire on ‘Y1’ terminal (in furnace circuit) and connect the ‘Yellow’ wire from venstar device into the Y1 terminal.

Q: How do I connect a C wire transformer to a thermostat?

A: A C wire transformer has two output wires; connect one wire to Rc terminal and the other wire to the C terminal of your thermostat. Once you finish this connection, plug the transformer into your mains power outlet.

Q: What if I don’t have a C wire in my wiring?

A: If you don’t have a c wire in your current wiring (between the furnace and thermostat), the best solution is to use a C wire adapter – like Venstar Add a Wire kit or use a 24 Volts C wire transformer.