Honeywell F50E1026 240 volt electrostatic electronic air cleaner parts are listed below. This is a whole house electronic air cleaner that is typicaly attached between a gas furnace or an air handler and the return air duct system. If you wish to replace the entire unit, order a Honeywell F300 electrostatic electronic air cleaner. You will find a link to it below. The replacement power supply mother board for this model is no longer repairable so if we find your mother board to be faulty you must purchase an entire new power pack assembly.