Temperature monitoring is essential for protecting electronic devices, industrial machines, and embedded systems from overheating. Too much heat can lower performance, shorten the lifespan of components, and lead to sudden system failures. This paper introduces a smart temperature monitoring and overheating prevention system that continuously measures temperature with digital sensors and automatically controls cooling devices like fans and alarms. The system relies on a microcontroller to gather real time data, process it, and trigger preventive actions when temperatures surpass safe limits. The proposed system is affordable, energy efficient, and ideal for use in computer labs, server rooms, home appliances, and industrial equipment. The findings of research show that there are reliable temperature tracking and successful prevention of overheating through improved safety and functionality of systems. Overheating devices can have failures, take away from the usage life of the device, and create dangerous conditions. Traditional methods of monitoring the device s temperature require manual inspections and do not respond immediately to the issue. These traditional methods result in delayed responses and a greater risk of causing damage to the device. This paper describes the design and implementation of a smart monitoring device that monitors the temperature in real time, determines whether the temperature is too high based on an established threshold , and will then activate control devices that will cool the system and or sound an alarm if when necessary. In the experiments done with the system, the results showed high accuracy in temperature detection, quick prevention of overheating, and can be applied to multiple devices in the same way i.e., computer data rooms, laboratories, household appliances, etc. . The system presented in this paper also is a low cost option to the user, easy to expand, energy efficient, and has possibilities to be connected to an IoT platform to allow for remote temperature monitoring and alerts. Monitoring temperature is important to protect your electronic devices, industrial equipment, and embedded systems from damage due to excess temperatures. Excess temperature can lower the performance of a device, decrease the lifespan of the component, or cause the device to fail suddenly without warning. Temperature monitoring is essential for protecting electronic devices, industrial machinery, and embedded systems from overheating. Excessive heat can significantly reduce system performance, shorten component lifespan, and cause unexpected system failures. In critical environments such as computer laboratories, server rooms, manufacturing units, and household appliances, maintaining optimal operating temperatures is necessary to ensure reliability and safety. This paper presents the design and implementation of a smart monitoring and controlling system that monitors temperature, and if when necessary, will activate cooling devices and or sound an alarm to warn the user before overheating damage occurs to their device. Smart systems can help monitor temperature, prevent overheating, and implement intelligent thermal management through methods like real time temperature sensing IoT based monitoring embedded sensor networks smart thermal control systems automated detection of overheating predictive temperature analytics 1-9 Advances in Computer Applications and Information Technology Special Issue Vaidehi Bankar | Manisha Deshmukh