
Furnace flame sensor with wire harness

Furnace flame sensor. The flame sensor monitors the burner to detect whether or not a flame is present. If the flame sensor is defective, the furnace may not heat.
Ensure your Intertherm furnace operates efficiently with genuine OEM flame sensors from Repair Clinic. Flame sensors are crucial for detecting and maintaining the flame in your furnace, preventing safety risks and ensuring optimal heating performance. Common issues like a furnace not heating or starting and stopping can often be resolved by replacing a faulty flame sensor. By choosing genuine Intertherm parts, you guarantee compatibility and durability, reducing the likelihood of recurring issues. For those dealing with other furnace problems, such as noisy operation or a blower that won't run, Repair Clinic offers a comprehensive range of Intertherm furnace parts. Our expert support and extensive furnace repair resources provide confidence in tackling repairs yourself. Trust Repair Clinic to provide the parts and guidance you need to keep your furnace running smoothly.
Ensure reliable heating with Intertherm furnace flame sensors, essential for detecting the presence of a flame in your furnace. If your Intertherm furnace isn't heating properly, a faulty flame sensor might be the culprit. Order by 9:00 PM ET for same-day shipping and get your furnace back to optimal performance quickly. Our genuine OEM parts are trusted by both DIYers and professionals. If you're facing issues like the furnace not turning on or burners not staying lit, a flame sensor replacement could be the solution. For further guidance, explore our comprehensive resources on HVAC parts and keep your furnace running smoothly.


Shop for Intertherm furnace flame sensors conveniently online at Repair Clinic. Our user-friendly platform allows you to easily locate the exact flame sensor you need by model or part number. 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, benefit from our Price Match Guarantee, ensuring you never overpay on any genuine OEM replacement part. With same-day shipping on most orders, you can quickly receive your Intertherm flame sensor to ensure your furnace operates efficiently and safely. Trust Repair Clinic for all your Intertherm furnace parts and repair needs.
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.