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Limit switch, L105-10F

Limit Switch, SPST N/C 190' Open 170' Close

Limit switch kit - auto reset board mount

Limit Switch, SPST N/C 160' Open 140' Close

Limit switch spst n/c a/r 200open 180close

Limit Switch

Limit Switch

Spst a/r n/c limit;220op 200cl
Ensure your Thermal Zone furnace operates smoothly with genuine OEM limit switch parts from Repair Clinic. A faulty limit switch can cause issues like the furnace not heating, starting then stopping, or the blower running continuously. Our high-quality replacement parts are designed to fit your Thermal Zone furnace perfectly, providing reliable performance and peace of mind. At Repair Clinic, we offer a vast selection of Thermal Zone furnace parts, backed by expert support to assist DIY enthusiasts and professionals alike. Explore our comprehensive range of parts to solve common furnace problems and maintain optimal heating efficiency. Find the right part by model number or consult our extensive repair resources for guidance. Trust Repair Clinic's commitment to quality and customer satisfaction for all your HVAC needs.
Ensure your Thermal Zone furnace operates safely and efficiently with our top-quality limit switches. Whether dealing with a furnace that won't heat or a blower motor that runs continuously, a functioning limit switch is crucial. At Repair Clinic, we offer genuine Thermal Zone furnace limit switches with the convenience of same-day shipping. Order by 9:00 PM ET, and your part will be shipped promptly to minimize downtime and restore comfort. Our comprehensive selection supports various Thermal Zone models, addressing common issues like pressure switch malfunctions and control board faults. Trust Repair Clinic for reliable parts and fast delivery, ensuring your furnace is back in action quickly. For more HVAC parts, visit our Heating & Cooling section.


When you need to replace your Thermal Zone furnace limit switch, Repair Clinic offers a convenient online ordering process with key benefits. Enjoy our No-Hassle 365-Day Return Policy, allowing returns of uninstalled parts within a year for a full refund, ensuring peace of mind. We also provide a Price Match Guarantee, matching competitors' prices on genuine OEM parts to ensure you get the best deal. Easily find the right part by searching with your model or part number. With same-day shipping on orders placed by 9:00 PM ET, you can quickly receive the necessary parts to get your furnace back in working order. Whether you're a DIY enthusiast or a professional technician, Repair Clinic provides the support you need to handle any furnace repair. For all your HVAC replacement needs, visit our Shop for Parts page for a wide selection of genuine parts.
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.