THERM-O-DISK 338085-401 Furnace Limit Switch 315241 L180-20F

( Brand: Therm-o-disk ), ( Model: 315241 ), ( Part Type: Furnace Switch ), ( Manufacturer Part Number: 338085-401 ), ( Country/region Of Manufacture: United States )

Review THERM O DISK Furnace Limit Switch

The Therm-O-Disc 338085-401 Furnace Limit Switch is a crucial safety component designed for residential and light commercial heating systems. This limit switch, also known as model number L180-20F or 315241, is manufactured by Honeywell and is specifically engineered for use with Therm-O-Disc and Cadet thermostats.

This limit switch is designed to prevent the furnace from overheating, ensuring safe and efficient operation. It is built with a bimetallic element that bends when the temperature rises to a specific level. Once the temperature threshold is reached, the bimetallic element causes the limit switch to disengage, switching off the furnace.

The Therm-O-Disc 338085-401 Furnace Limit Switch is constructed from high-quality materials for durability and reliability. It features a corrosion-resistant brass housing and a rugged, high-temperature switch mechanism. The switch is also designed for easy installation, with clear markings on the housing to indicate the hot and cold wires.

The switch has a rated temperature of 180 F (82.2 C) and is suitable for use with both gas and oil furnaces. It is also UL listed and complies with UL 1642 and UL 1995 safety standards.

This limit switch is a critical replacement part for heating systems that have reached the end of their life or have experienced damage. By ensuring the safe and efficient operation of your heating system, the Therm-O-Disc 338085-401 Furnace Limit Switch helps protect your home from potential fires and other safety hazards.

When it comes time to replace your furnace limit switch, trust the expertise of Therm-O-Disc and Honeywell. The Therm-O-Disc 338085-401 Furnace Limit Switch offers reliable performance, easy installation, and peace of mind, ensuring the safe and efficient operation of your heating system.

Therm-O-Disk 338085-401 Furnace Limit Switch 315241 L180-20F: A Comprehensive Analysis

The Therm-O-Disk 338085-401 Furnace Limit Switch 315241 L180-20F is a vital component in maintaining the safety and efficiency of your furnace. This switch helps prevent overheating and potential damage to the furnace. In this analysis, we will discuss the advantages and disadvantages of buying this specific limit switch.

1. Safety: A furnace limit switch is essential for ensuring the safety of your home. It prevents the furnace from overheating, which can lead to fires or other hazards.

2. Easy installation: The Therm-O-Disk 338085-401 Furnace Limit Switch is designed for easy installation. It can usually be replaced within an hour or two by someone with basic DIY skills.

3. Durable: This limit switch is built to last. It is made from high-quality materials and is designed to withstand the rigors of frequent use in a furnace environment.

4. OEM replacement: This limit switch is an original equipment manufacturer (OEM) replacement part, which means it is specifically designed to fit and function optimally in your furnace.

1. Cost: The Therm-O-Disk 338085-401 Furnace Limit Switch may be more expensive than some aftermarket alternatives. However, the benefits of using an OEM replacement part often outweigh the additional cost.

2. Availability: This limit switch may not be readily available at local home improvement stores. It may need to be ordered online, which could result in a delay in receiving the part.

3. Special tools: Some users have reported that they needed special tools to remove the old limit switch and install the new one. While these tools are not overly expensive, they may add to the overall cost and time required for the installation.

The Therm-O-Disk 338085-401 Furnace Limit Switch 315241 L180-20F is an essential component for maintaining the safety and efficiency of your furnace. While it may be more expensive than some aftermarket alternatives, the benefits of using an OEM replacement part often outweigh the additional cost. Its easy installation, durability, and safety features make it a worthwhile investment for any homeowner with a furnace.

If you are in need of a new furnace limit switch, we recommend considering the Therm-O-Disk 338085-401 Furnace Limit Switch 315241 L180-20F as your top choice. Its high-quality materials, easy installation, and safety features make it a wise investment for any homeowner with a furnace. While the cost may be higher than some aftermarket alternatives, the peace of mind and added safety it provides make it a worthwhile investment.

Details:

There is NO WARRANTY on used parts. Please see pictures for more details.By purchasing used parts, you agree with the statement that sometimes hidden defects or malfunctions may occur during installation or continuous use. Therm-O-Disk 338085-401 Furnace Limit Switch 315241 L180-20F. Removed from a working unit.

Fully tested and guaranteed to work.

part #: 338085401 prices

• $18.99-$39.38

specifications aerationaura:

• brand: Therm-o-disk
• model#: 315241
• part type: Furnace Switch
• manufacturer part number: 338085-401
• country/region of manufacture: United States

seller aerationaura:

• rating: 100.0%
• city: Arlington height, Illinois
• # reviews: 1751

offer aerationaura:

• started: June 14, 2025
• options: Ship-to-home
• sold: 0
• availability: In Stock
• best offers: True
• quantity: 1

shipping aerationaura:

• type: Calculated
• carrier: USPS
• service: USPS Ground Advantage
• cost: $0.00
• transit: 4-10 Days
• class: Standard

payments aerationaura:

• other
• credit card: Discover
• wallet: Google-pay

returns aerationaura:

• policy: Returns Accepted
• method: Money back
• paid by: Seller
• time: 30 Days

general aerationaura:

• condition: Used
• Home Improvement > Heating, Cooling Air > Other Heating, Cooling Air

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