' CTI 15 product line, the 1-1.6A product series are residential or commercial control tools. This product provides exact temperature control and has additional unique features like air filter monitoring and intelligent double action control system. It is designed for easy installation and operation, with an advanced graphical display and simple programmable interface. It supports features like open-loop water pump and operates with up to three temperatures. The product can reach up to 10.7 kW power, while the 1-1.6A models have a slightly lower power, reaching up to 9.3 kW. It is a reliable product, with a quick and accurate response, energy saving features and a long life expectancy.