Find the right part faster
Multiple models matched. Select your model to confirm fit.

Flame sensor

Flame sensor kit

Thermocouple

Thermistor

Flame sensor
Ensure your Rheem furnace operates efficiently with genuine OEM sensor and thermistor parts available at Repair Clinic. Common issues like a furnace not heating or starting then stopping can often be traced back to faulty sensors. Our collection includes essential parts like flame sensors and thermocouples, designed to detect heat and manage gas flow effectively. Regular maintenance and timely replacement of these parts can prevent disruptions, ensuring your furnace runs smoothly. Trust Repair Clinic for genuine Rheem furnace parts, and explore our resources for troubleshooting and maintenance tips to keep your furnace in top condition.
Need Rheem furnace sensor and thermistor parts fast? Repair Clinic offers same-day shipping to ensure you can swiftly tackle any heating issues. Whether it's a flame sensor or thermocouple, our genuine OEM parts are ready to ship when you order by 9:00 PM ET. Common problems like a furnace not heating or burners that won't stay lit can often be resolved by replacing faulty sensors. With our extensive inventory, you can quickly find the exact part you need using our model number lookup. Trust Repair Clinic to provide top-quality parts and reliable shipping, helping both DIYers and professionals keep furnaces running smoothly. For more HVAC parts, visit our HVAC Parts page.


Effortlessly order Rheem furnace sensor and thermistor parts online at Repair Clinic. Benefit from our user-friendly parts lookup by model or part number, ensuring you find the exact part you need quickly. Enjoy peace of mind with our No-Hassle 365-Day Returns, allowing you to return uninstalled parts for any reason within a year of purchase. Plus, take advantage of our Price Match Guarantee; if you find a genuine OEM replacement part for a lower price from a competitor, we'll match it. Whether you're a homeowner or a professional technician, our extensive selection of Rheem parts, including flame sensors and thermistors, are available for same-day shipping, ensuring your furnace is up and running in no time. Explore our replacement parts to keep your heating system functioning efficiently.
Identifying your furnace model number is essential for finding compatible parts and accurate repair help. Watch this video for tips on locating the model number, and visit our website's furnace repair section for troubleshooting tips, part testing guides, and part replacement videos tailored to your specific furnace.

Need help finding the right furnace parts? Repair Clinic's trained customer care specialists are available 7:00 AM to midnight EST, seven days a week. Whether you have questions about part compatibility or need assistance placing an order, our experts are here to help. The Repair Clinic customer care team is dedicated to ensuring your furnace is back in working order quickly and efficiently.

A furnace that fails to ignite can leave your home in the cold. Common issues include a faulty igniter, malfunctioning flame sensor, or a defective draft inducer fan motor. Replacing furnace filters and cleaning furnace parts can help prevent these problems.

Learn why your furnace isn't working by understanding its ignition sequence and identifying common faulty parts like the igniter, flame sensor, or control board. This article provides practical repair tips and insights into each component's role in the heating process.

A gas furnace that starts and then stops unexpectedly can be frustrating, especially during cold weather. This article explains five common causes, including issues with the flame sensor, pressure switch, control board, draft inducer fan motor, or air flow. Learn how each cause may impact your furnace's operation and get tips to resolve the problem.