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Your cart is empty.Product Information: The 7624A3591 Furnace Replacement Limit Switch L180 is designed for Coleman and York furnaces to ensure safe furnace operation and prevent damage. With your purchase you will receive a brand new 7624A3591 Furnace Replacement Limit Switch, approximately 2 inches in length. Compatibility: The 7624A3591 Furnace Replacement Limit Switch L180 is compatible with Coleman and York furnaces and is used to replace part numbers: 00644767624A3591 and S1-7624A3591. Function: The 7624A3591 Furnace Replacement Limit Switch L180 is a very important safety device on your furnace. The function of the limit switch is to prevent the furnace from overheating. If the plenum chamber overheats, the limit switch shuts off the burner. This switch is brand new and is a high quality replacement part. High Quality: The limit switch is made of high quality aluminum alloy and thermoplastic materials, which have excellent conductivity and high durability. The middle part of the switch uses ceramic material, which is more resistant to high temperatures than ordinary bakelite. Easy to Install: Installing the furnace limit switch is easy for any DIY handyman and only takes 30 seconds. This greatly saves your time and money, and provides you with great convenience in daily maintenance to keep the furnace running properly. After-sales Service: If you have any questions about your purchase, you can contact us and we will reply you within 24 hours! They are made of solid metal, perfect fit and easy to use.