These items have no mechanical parts and fail only from damage. Parts for some models are available online through out partnership with Encompass.
Racks, Shelves, & Glass Displays - These are the non-mechanical parts that organize food within the unit
Internal Shell - This is just the shell that contains the area where food is held. It only fails when damaged by misuse or accident.
Knobs, Caps, & Dials - These cosmetic pieces are inexpensive and easy to replace.
Door Seals, Handles, Hinges, & Gaskets - These only fail due to damage from misuse or accident.
Condensation Pans - If these are having an issue, it's likely because of a clog or damage from exposure to the elements. Even so, these are made to last.
Grates - Grates only fail when damaged.