HVAC sensors are devices that measure and monitor temperature, humidity, and other environmental conditions in a given space. They are commonly used in residential and commercial buildings to ensure that the air quality is maintained at a comfortable level. HVAC sensors are designed to detect changes in the environment and then send a signal to the HVAC system to adjust the temperature, humidity, or other settings accordingly. This helps to ensure that the air quality remains consistent and comfortable. Additionally, HVAC sensors can be used to detect potential problems with the system, such as a malfunctioning fan or a blocked air filter. By monitoring the environment, HVAC sensors can help to reduce energy costs by ensuring that the system is running efficiently. Furthermore, they can help to increase the lifespan of the system by alerting the user to any potential problems before they become serious. In short, HVAC sensors are an important part of any HVAC system, and they can help to keep the air quality comfortable and the system running efficiently.