Thermostat S-21
Fits: 4 models · Reference price: $42.99
S-21 is a replacement part (thermostat). Our fitment data lists 4 models that use it.
When to replace this part
Heat control (thermostats, fuses, heating element)
Symptom: The appliance runs but heats or cools inconsistently, or shuts off partway through a cycle.
Check: With the appliance unplugged, check continuity across the part with a multimeter -- no continuity means it has failed.
Models that use this part
| Model | Brand | Appliance | Parts on file |
|---|---|---|---|
| 512875030 | Sears | — | 30 |
| 512875910 | Sears | — | 26 |
| 512875050 | Sears | — | 21 |
| 512875841 | Sears | — | 15 |
Other parts for model 512875030
If you are repairing that appliance, these are the most model-specific parts on file for the same model.
Reference price and where to compare
The reference price on file for this part is $42.99. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.
Compare S-21 listings on Amazon