Klimaire Package Terminal Air Conditioner (PTAC) and Heat Pump (PTHP) units with back-up electric heat are designed to provide year-round comfort in hotel, motel, office buildings, nursing homes, classrooms, apartments, dormitories, and hospitals. The broad selection of Klimaire PTAC units is ideal for new construction and replacement applications. The KTHN package terminal units are durable, quiet, reliable, and easy to maintain. Standard features such as 208-230 Volt provide maximum flexibility to meet any application requirement and reduce installation and labor costs. Klimaire's KTHN009E3H211-BC-C PTAC is built with the highest quality materials available so you can count on lasting durability. The unit easily fits in an existing 42 inch x 16 inch wall sleeve, its 9,000 BTU cooling capacity cools up to 400 square feet. The Klimaire KTHN009E3H211-BC-C state of the art control panel has LED indicators and push buttons for easy temperature and mode control. Energy-saving and fail-safe features include a three minute restart delay with compressor memory function in cases of power failure, customizable temperature limits, easy to use control evaporator freeze protection. The memory function of the Klimaire KTHN009E3H211-BC-C automatically restores all of the functions of the previous setting in the event of a power failure. This prevents discomfort due to the temperature changes. A polypropylene mesh filter prevents air borne pollutants from entering living space and is easy to clean using mild soap and water. Other Klimaire KTHN009E3H211-BC-C features include the ability to choose the temperature to display in Fahrenheit or Celsius as well as restrict temperature ranges. Establishing minimum and maximum temperature settings is a great cost and energy saving measure for commercial buildings. An easily accessible washable air filter also means you'll enjoy quality, clean air.