
2E372 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $124.95 | Condition is New, Dayton Cemco Furnace 8" Fan and Limit Controller Switch, 2E372 (LT20), shipping cost = $8.62 | 100.0% |

The Dayton 2E372 CEMCO Furnace Fan Limit Controller Switch is a crucial component for maintaining optimal temperature and energy efficiency in your heating system. This switch is specifically designed for use with the Dayton CEMCO series of furnaces and is compatible with fan limit circuits requiring a resistance of 20 ohms at 120 volts.
This switch features a robust, heavy-duty construction, ensuring durability and long-lasting performance. The switch is designed with a clear, easy-to-read indicator light, which illuminates when the furnace fan limit is engaged. This allows for quick and easy identification of any issues with the furnace fan limit circuit.
The Dayton 2E372 CEMCO Furnace Fan Limit Controller Switch is designed to automatically engage the furnace fan when the temperature drops below a certain point, ensuring that the furnace continues to circulate warm air throughout your home. This not only helps to maintain a consistent temperature, but also ensures that the furnace is running efficiently by preventing the heat exchanger from cooling down too quickly.
Installation of the Dayton 2E372 CEMCO Furnace Fan Limit Controller Switch is straightforward and can typically be completed in a matter of minutes. Simply connect the switch to the appropriate wires in the furnace control board, as outlined in the included installation instructions. Once installed, the switch will begin functioning automatically, ensuring that your furnace is running at peak efficiency.
In summary, the Dayton 2E372 CEMCO Furnace Fan Limit Controller Switch is an essential component for maintaining optimal temperature and energy efficiency in your heating system. Its robust construction, clear indicator light, and easy installation make it an excellent choice for homeowners looking to keep their furnaces running smoothly and efficiently.
The Dayton 2E372 CEMCO Furnace Fan Limit Controller Switch LT20 is a component used to regulate the fan operation in a furnace system. Here are some potential pros and cons of buying this part:
Pros:1. Designed for use with CEMCO brand furnaces, ensuring compatibility and ease of installation.
2. Helps maintain even temperature distribution within the furnace by controlling fan operation.
3. Can prevent excessive fan usage and potential wear and tear on the motor.
4. May improve overall efficiency and longevity of the furnace system.
5. Relatively affordable replacement option for a worn-out or malfunctioning fan limit switch.
Cons:1. May require professional installation if the homeowner does not have experience working with furnace components.
2. Some customers have reported issues with the switch failing prematurely, potentially requiring frequent replacements.
3. Only compatible with specific CEMCO furnace models, limiting its versatility for use with other brands or models.
Ending Conclusion:The Dayton 2E372 CEMCO Furnace Fan Limit Controller Switch LT20 is an essential component for maintaining the proper operation of certain CEMCO furnace systems. It offers several benefits, including improved temperature distribution, potential energy savings, and extended component life. However, it may require professional installation and some customers have reported issues with premature failure. Ultimately, if you own a compatible CEMCO furnace and are experiencing issues with the fan limit switch, this replacement part may be a worthwhile investment.
Recommendation:If you are in need of a furnace fan limit controller switch for a compatible CEMCO furnace, the Dayton 2E372 is a solid option to consider. However, it is important to ensure that you have the necessary knowledge and tools for installation or seek the assistance of a professional to avoid any potential complications. Additionally, keep in mind that some customers have reported issues with the part, so it may be worth exploring other brands or models if you are concerned about the potential for frequent replacements.
Details:
Dayton cemco furnace 8 fan and limit controller switch, 2E372 LT20.
specifications centrafurn:
- brand: Dayton
- mpn: 2e372
- model: Lt20
- type: Central Furnace
- control style: Switch
- heating system: Furnace
seller centrafurn:
- city: nicholasville, kentucky
- rating: 100.0%
- # reviews: 4363
offer centrafurn:
- sold #: 8
- started: january 30, 2026
- in stock #: 1
- availability: in stock
- best offers: true
- price: $124.95
- item condition: New
- options: ship-to-home
returns centrafurn:
- policy: returns accepted
- method: money back
- paid by: buyer
- time: 30 days
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
payments centrafurn:
- wallet: apple-pay
- other
- credit card: mastercard
shipping centrafurn:
- type: calculated
- service: fedex ground economy, usps ground advantage
- class: economy, standard
- carrier: fedex, usps
- transit: 4-10 days
