The Carrier Bryant HH84AA020 HVAC Furnace Control Circuit Board is compatible with brands such as Carrier, Payne, and Bryant. It is a furnace control board that operates on a corded electric or gas power source, with a voltage of 115V and an amperage of 25A. This control board is designed for use with central furnaces, central air conditioners, and air conditioner split systems. Made of fiberboard, it is suitable for various HVAC and refrigeration systems, providing efficient control and operation in a 1-phase power phase system.