A fan coil terminal is a type of air conditioning system that is used to provide heating and cooling to a space. It is typically used in commercial buildings, but can also be used in residential applications. The fan coil terminal consists of a fan, a coil, and a terminal box. The fan is used to move air through the coil, which is filled with refrigerant. The terminal box contains the controls for the system, such as the thermostat and the fan speed. The fan coil terminal is designed to provide efficient and reliable heating and cooling, and is often used in conjunction with other HVAC systems. It is a cost-effective way to heat and cool a space, and can be used in a variety of applications.