Parts for CMT231E11 — Thermador Microwave
We found 17 parts confirmed to fit the Thermador Microwave CMT231E11.
Same parts list as CMT231WC (Thermador Microwave). CMT231E11 shares an identical confirmed parts list with CMT231WC (Thermador Microwave). That page is the canonical version of this parts list — use it if you want the primary reference, or stay here since the list below is exactly the same for CMT231E11.
Compatibility table
Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.
Common failure areas on this model
The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.
Storage, trim and cosmetic hardware
Symptom: A cracked shelf, broken door bin, worn hinge, or missing trim piece -- cosmetic and storage wear rather than a functional breakdown.
Check: Match the physical dimensions and mounting tabs of the old part before ordering; these pieces are often model-specific even between visually similar models.
Parts in this group on CMT231E11: 1439719 (Thermador Control Panel Top Trim), 143494262 (Thermador Glass Support Assembly, Lower Door), 1439597 (Thermador Glass Panel, Upper Door), 1439627 (HANDLE END, RIGHT, GREY), 1439606 (Thermador Control Knob (2)), 1439607 (Thermador Clock Knob), 143494203 (Thermador Door Support Assembly, Lower), 1439598 (Thermador Glass Panel), 1439687 (Thermador Cap Spacer, Left), 1439690 (Thermador Cap Spacer, Right), 143488103 (Thermador Bracket (2)), 143488003 (Thermador Bracket).
General hardware and mounting parts
Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.
Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.
Parts in this group on CMT231E11: 1439624 (Thermador Dial, Thermal), 1434952 (Thermador Door Assembly, White, Cmt2Bg, Upper), 1439613 (Thermador Dial, Thermal), 1439619 (Thermador Deflector).
Controls, timers and wiring
Symptom: A cycle that doesn't advance, an unresponsive display, or the unit not starting at all.
Check: Look for burn marks or a burnt smell near the board or terminals, and check whether buttons and knobs respond -- a unit that powers on but won't cycle often traces back to this group.
Parts in this group on CMT231E11: 1439639 (Thermador Selector Switch Button).
Before you buy
Match CMT231E11 exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.
How to confirm this is your model
On most microwaves, the model and serial plate sits inside the door frame. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.
Neighbouring Thermador Microwave models
These model numbers sort next to this one in the catalog and are usually the same product family.
Still not sure?
Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.