One of the most important components in a heating system is the thermostat. Whether it is a wifi thermostat or a wire thermostat, it controls the temperature in your home or office and ensures that your heating system works efficiently. When it comes to installing a thermostat, it is crucial to have a wiring diagram that shows how to connect the different wires to the thermostat. This will help you avoid any wiring mistakes and ensure that your thermostat is working properly. A wiring diagram is a vital tool for anyone looking to install Boiler thermostat/electric heating thermostat, such as infrared heater in their home or office. With the right diagram, you can easily understand how to connect different components, and ensure a smooth and efficient installation process. In this article, we will introduce you to the basics of the boiler thermostat/electric heater thermostat wiring diagram   1.  Plug in thermostat This kind of temperature controller is relatively simple. Our company has a variety of plug types to choose from. As long as you choose the plug type you want, you can directly install the plug of the electric heater together with the temperature controller 2. Electric heater /Boiler thermostat There are generally divided into two categories: The power supply voltage of the boiler/heater comes from the thermostat，See Fig.1 and Fig.2 for the wiring diagram . 2. The power supply voltage of the boiler/heater is powered alone，See Fig 3 for the wiring diagram  86*86water/electic thermostat The thermostat is 86 x 86 in size and is embedded in the wall. This is how they usually connect All in all, the wiring diagram is an essential tool for anyone who wants to install a boiler or electric heating system. Through the keywords wifi thermostat, wired thermostat, electric heating thermostat, boiler thermostat on our website, you can easily find the thermostat and wiring diagram suitable for your heating system, to ensure a smooth and efficient installation process.