
38M6801 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $19.99 | Condition is Used, Lennox 38M6801 OEM Auto Reset Limit Switch 3", shipping cost = $9.00 | 99.8% |

Introducing the Lennox 38M6801 Auto Limit Switch, a crucial component for ensuring optimal performance and safety of your Lennox heating system. This automatic limit switch is meticulously designed to protect your furnace from overheating, which can potentially cause damage to the heat exchanger and other vital components.
The Lennox 38M6801 is an electric limit switch engineered to replace the thermocouple in certain gas furnaces. It is specifically calibrated to activate when the furnace temperature exceeds a safe level, thereby preventing potential hazards. This switch is an essential safety feature that adds an extra layer of protection to your heating system, ensuring peace of mind for homeowners.
This automatic limit switch features a straightforward design, making installation a breeze. It is typically mounted near the gas burner assembly and wired to the furnace control board. Moreover, the switch includes a test button that enables users to verify its functionality.
Key features of the Lennox 38M6801 Auto Limit Switch include:1. Automatic activation: The switch activates when the furnace temperature reaches an unsafe level, shutting down the furnace to prevent further heating.
2. Easy installation: Designed for simple installation, this switch can be easily mounted and wired to the furnace control board.
3. Test button: A built-in test button allows users to verify the switch's functionality and ensure it is working correctly.
4. Durable construction: The Lennox 38M6801 is built for long-lasting performance, with a robust design to withstand the demands of frequent use in a heating system.
In summary, the Lennox 38M6801 Auto Limit Switch is a vital safety component for Lennox heating systems. Its automatic activation feature protects the furnace from overheating, ensuring optimal performance and longevity. With its simple installation process and built-in test button, this switch offers peace of mind to homeowners and is an essential addition to any heating system.
Lennox 38M6801 Auto Limit Switch: A Comprehensive Evaluation
The Lennox 38M6801 Auto Limit Switch is a crucial component for maintaining the optimal performance of Lennox heating systems. In this assessment, we will discuss its essential features, advantages, and potential drawbacks to help you make an informed decision.
Feature:- Automatically adjusts the heating system's temperature based on the room's temperature
- Compatible with various Lennox heating systems
- Designed to improve system efficiency and save energy
Advantages:1. Enhanced Comfort: The automatic temperature control provided by the Lennox 38M6801 switch ensures that the room temperature remains consistent, providing greater comfort for the occupants.
2. Energy Savings: By automatically adjusting the heating system to maintain the desired temperature, this switch can help reduce energy consumption and save on utility bills.
3. Increased System Longevity: Proper temperature control can help increase the lifespan of the heating system by preventing excessive wear and tear.
Disadvantages:1. Potential for Compatibility Issues: While the Lennox 38M6801 switch is compatible with various Lennox heating systems, it's essential to verify that it is suitable for your specific model before purchasing.
2. Additional Cost: The cost of purchasing and installing this component may add to the overall expense of maintaining a Lennox heating system.
Conclusion:The Lennox 38M6801 Auto Limit Switch offers several advantages, such as enhanced comfort, energy savings, and increased system longevity. However, it comes with potential compatibility issues and an additional cost. Before deciding to purchase this component, it's essential to weigh the benefits against the drawbacks and consider the specific requirements of your Lennox heating system.
Recommendation:If you own a Lennox heating system and are looking for improved temperature control and energy savings, the Lennox 38M6801 Auto Limit Switch is a worthwhile investment. However, it is crucial to confirm its compatibility with your system before making a purchase. Consulting with a professional HVAC technician can help ensure that you make the best decision for your specific heating needs.
Details:
Pulled from a used, perfectly working Lennox furnace model that was decommissioned for upgrading. Model g61mp-48c-090-06.
specifications centrafurn:
- brand: Lennox
- mpn: 38m6801
- model: Lennox 38m6801
- type: Central Furnace
- control style: Switch
- power source: Electric
- heating system: Furnace
- hvac product type: Furnaces
offer centrafurn:
- best offers: true
- sold #: 11
- price: $19.99
- item condition: Used
- availability: in stock
- options: ship-to-home
- in stock #: 1
- started: january 4, 2026
shipping centrafurn:
- type: fixed
- class: economy
- service: economy
- transit: 3-6 days
seller centrafurn:
- rating: 100.0%
- city: claremont, minnesota
- # reviews: 1814
payments centrafurn:
- other
- credit card: diners-club
- wallet: apple-pay
returns centrafurn:
- policy: no returns
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
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