Fully electric low temperature heating with an output range of 20.5, 34.0 and 58.0 MBH for heating and 1.5, 3.0, and 4.3 tons for cooling;Indoor unit comes with integrated system pump and a digital controller with outdoor reset logic;Suitable for both new construction and retrofit projects;Pairs with Vitocell 100-V indirect-fired domestic hot water tanks;The kit can be delivered on a single pallet for easy inventory, delivery, and on-site convenience;Auxiliary electric heating elements integrated into the indoor unit. Can be paired with a furnace or boiler using the "dual fuel switch"