Depending on your system, the Power Extender Kit (PEK) included in the box with every ecobee may be able to provide a C wire connection.
How many wires do I need to install an ecobee thermostat?
| Type of system | Minimum wires needed | PEK compatible? |
|---|---|---|
| Cooling-only | 4 (R, C, G, Y) 3 if PEK is used | Yes |
Why does my thermostat have 4 wires?
The concept is that when you adjust your thermostat its like flipping a switch, and you are providing power to the your HVAC system to work, it’s just that in a typical 4 wire thermostat the thermostat decides where to route the power to turn on your HVAC system to make it heat, cool or run the fan.
Can I use Ecobee without C wire?
Even though it comes with an adapter for missing c-wires, ecobee is what we’d pick even for systems with a c-wire. If you’ve got a 24v HVAC system but no C-wire, check out the ecobee product line. Every ecobee ships with an adapter that you can install yourself at your furnace to make up for a missing C-wire.
How many thermostat wires do I need?
Most systems today require a minimum of 5 wires when both heating and air conditioning equipment is included in the system. Our pro recommendation is to use 18/8 wire.
Does Ecobee work with stranded wires?
If you have a high-voltage setup, a smart thermostat isn’t going to work. For Ecobee thermostats, 120V and 240V systems (such as baseboard heating) will not work at all.Google Nest also points out that its thermostats won’t work with systems that use stranded wires or stranded wires that are connected by a wire nut.
Can you replace a 2 wire thermostat with a 4 wire thermostat?
Replacing an outdated four-wire thermostat with a newer model that uses two wires is not complicated, once you purchase the thermostat from a home-and-garden shop or hardware store. The procedure to install the new thermostat is straightforward and does not require the assistance of a certified electrician.
Is C wire the same as RC wire?
The C wire, or common wire enables the continuous flow of 24 VAC power to the thermostat. Technically speaking, power flows from the R (red) wire, but not continuously (not on its own, anyway).
What color is C wire on thermostat?
blue wire
The blue wire on the thermostat is the Common or C wire.
How do you connect 4 wires to 2 wires?
How to Connect a 4 Wire Line to 2 Wires
- Take the ends of both the 12-2 ROMEX® wire and the 12-3 ROMEX® wire and strip 1/2 inch of insulation off each wire. Push both ends into an electrical junction box.
- Look at the four wires of the 12-3 cable.
- Alternatively, use the red wire as the hot wire.
Will a Nest thermostat work with 4 wires?
For instance, the Nest Thermostat and the Nest E Thermostat can usually run without a common wire see below for more information. Other thermostats, like the Ecobee, come with an adapter that can be used if you already have four wires, but no common wire Ecobee thermostats are also discussed below.
What happens if you wire a thermostat wrong?
Potential consequences of improper installation could include: Electric shock. Blowing a circuit breaker. Damaging the thermostat unit, the electrical system or even the AC/furnace unit itself.
How many ecobee do I need?
‘ it depends on the zoning in your house. If your house is a two-story apartment, then you would definitely need two Ecobee thermostats for each of the stories, in order to keep a balanced temperature of the house and maintaining the thermal atmosphere.
Where does Aux wire go on ecobee?
If you have a heat pump system with auxiliary heating, you will normally connect the wire labelled AUX/AUX1 or W2 to the ecobee’s W1 terminal. If you have two stages of AUX heat, connect the AUX2 wire to the ecobee’s W2 terminal.
Can I upgrade my thermostat?
As temperatures begin to drop, there’s no better time for upgrading your outdated, mechanical thermostat with a programmable thermostat, which gives you the ability to set your heating system to turn on only during the hours you’re home to enjoy it, for significant cost savings.
What is the difference between a 2 wire and a 4 wire thermostat?
If you see two wires coming out of it in the back you have a single pole. If there are four wires, you have a double pole. If you have more than four wires coming out of your thermostat, you most likely have a low voltage one, which would be used to control a central furnace, boiler, or something similar.
What if my thermostat has only two wires?
If your heating system has only two wires, the job of the thermostat is simple. All it has to do is turn the heat or the cooling on and off.There’s also no thermostat blue wire, or common wire, to power the thermostat, so it has to operate on its own, either using batteries or mechanical temperature detection.
Is ecobee hard to install?
In most homes, installing an ecobee thermostat is an easy process that takes about 45 minutes.
Can I use ecobee without WIFI?
Can I set up my ecobee without Wi-Fi? The short answer is yes. Even without a Wi-Fi connection, your ecobee will still function as a traditional thermostat; it will engage your equipment as needed and maintain your comfort set points.
What is RC and RH on ecobee?
The c in Rc stands for cool, the h in Rh stands for heat. The red wire connects to both by way of a jumper bridge. If you look closely at the image, you will see it. The Ecobee3 connects the Rc and Rh terminals automatically which means you can choose either Rc or Rh to plug the wire into.
Is the C wire blue?
Blue wires are also called C wires because they are the Common wire. C wires are necessary for any smart thermostat that needs to be connected to a power source 24/7, regardless of your heat pump type.
Is the C wire hot?
Typically, the wires that provide the power (often called the hot wires) are labeled Rc (cooling) and Rh (heating).
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