SuperiorApplianceParts.com sells air handler parts for brands such as Amana, Carrier, General Electric, Maytag and Whirlpool, as of 2015. SearsPartsDirect.com also sells parts for numerous air handler brands.
SuperiorApplianceParts.com offers a comprehensive list of furnace and air handler parts from 40 different manufacturers. Examples of parts for sale include Aire-Flo evaporator coils, expansion valves, filter media cartridges and ignition modules, Kenmore circuit boards and flame sensors, and Lennox gas valves and heat exchangers.
SearsPartsDirect.com lists air handler parts from 23 different manufacturers. The website lists available parts by manufacturer and model number and provides parts diagrams for individual model assemblies. Examples of parts for sale include ground lugs, heating elements, sequencers and transformers.