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Dryer thermistor. This thermistor should read approximately 11.9K Ohms of resistance at 70 degrees Fahrenheit (21’ Celsius). If the thermistor is defective, it may prolong or shorten the drying time or cause a fault code. A defective thermistor is not responsible for a dryer not heating.

Dryness sensor bar

Gas dryer sensor for igniter and flame. The sensor is located across from the gas igniter at the dryer’s burner assembly. This flame sensor should be closed for continuity at room temperature. Check for continuity with a multi-meter before replacing.

Dryer thermistor. If the dryer displays a fault code the thermistor may be defective.

Dryer moisture sensor bar. If the dryer timer does not advance properly inspect the moisture sensor bars for damage which can cause the automatic drying cycle to not work properly.

Temperature sensing thermistor

Temperature Thermistor

Temperature sensor at evaporator in the freezer

Dryer moisture sensor. The moisture sensor monitors the clothing’s moisture level and sends a signal to the control board when the clothes are dry. If your dryer turns off too early or continues running for a while after the clothes are dry, the moisture sensor might be damaged.

Dryer center outlet thermistor. *Note that it is not in the heating circuit so it likely will not be the cause of a dryer heating problem. It can however effect cycle times or cause a fault if defective. The resistence reading should read around 100 k ohms at room temperature.

Inlet control thermistor. Resistence reading should be around 100K ohms at room temperature and decrease with temperature rise.

Outlet thermistor

Gas dryer flame sensor

Flame sensor, radiant

Flame sensor at side of burner tube
Repair Clinic stocks genuine OEM Dryer Sensor & Thermistor parts that restore proper function and reliable performance. A faulty sensor or thermostat causes incorrect temperature readings, cycling issues, or error codes. Enter your model number to find the exact Dryer Sensor & Thermistor part you need, with same-day shipping on most in-stock items and a 365-day return policy.
When your dryer sensor thermistor fails, symptoms vary by brand and model. Below are the most important questions homeowners ask about dryer sensor thermistor replacement.
Wear from age, heat cycles, and electrical stress are the top causes. Contamination and mechanical strain also shorten sensor thermistor life. Genuine OEM parts installed correctly typically restore full function.
Look for a data plate or label on your unit — typical locations include the door frame, back panel, or inside an access panel. Enter your full model number in our search to pull the exact OEM sensor thermistor for your model.
Most sensor thermistor replacements take between 30 minutes and 2 hours depending on the product type and accessibility. Our step-by-step repair videos walk through disconnection, removal, installation, and testing.


Ordering dryer sensor thermistor parts online is simple and gives you access to OEM options across every major brand. With same-day shipping on most in-stock items, you'll have your replacement part fast, minimizing downtime. Our model/part number lookup finds the exact OEM part for your unit, and every order is backed by our 365-day return policy and price-match guarantee. Browse our repair help section for troubleshooting tips, part testing guides, and step-by-step installation videos for your specific product.
Check the inside of the dryer door opening for a model number label, then look on the back panel or behind the lint filter door if it is not there. Copy the complete model number, including any letters, numbers, or slash marks. Type it into our model number lookup and the catalog narrows to parts made for your unit across the full dryer parts selection. Using the model number helps match parts to the dryer's exact design, whether you need a sensor, thermistor, heating part, or another replacement. That means fewer wrong orders and a faster repair.

Repair Clinic's online repair library helps Dryer owners and technicians work through the diagnosis and installation. Troubleshooting videos, symptom articles, and part testing walkthroughs help you determine which component has failed. Once you know what to replace, use the model number lookup to confirm the exact OEM part, then follow the matching installation video from start to finish.

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