
12F19 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $10.97 | Condition is New, Baso Replacement Flame Sensor Y75BA-1C Lennox 12F19, shipping cost = $5.89 | 99.9% |
![]() | $35.00 | Condition is New, New Lennox 12F19 OEM Flame Sensor for Penn Valve CSA49A 12F1901, FREE SHIPPING | 99.5% |
![]() | $39.74 | Condition is New, Lennox 12F19 FLAME SENSOR FLAME SENSOR, FREE SHIPPING | 97.8% |
![]() | $100.00 | Condition is New, 12F19 Lennox Armstrong natural gas heat furnace burner flame sensor sensing rod, FREE SHIPPING | 100.0% |
![]() | $135.86 | Condition is New, Lennox 12F19 FLAME SENSOR FLAME SENSOR, FREE SHIPPING | 98.6% |
![]() | $145.99 | Top Pick! Condition is New, Lennox 12F19 Flame Sensor, FREE SHIPPING | ![]() |
![]() | $158.53 | Condition is New, LENNOX 12F19 / 12F19 (BRAND NEW), shipping cost = $12.90 | 97.8% |
![]() | $211.95 | Top Pick! Condition is New, 12F19 Lennox Flame Sensor OEM 12F19, shipping cost = $7.96 | 99.6% |



The Lennox 12F19 Flame Sensor, model number 12F1901, is an essential component for ensuring the safe and efficient operation of your Penn CSA49A gas furnace. This flame sensor is specifically designed for use with Lennox furnaces, and it plays a critical role in monitoring the combustion process.
The Lennox 12F19 Flame Sensor is a robust and reliable device, constructed from high-quality materials to withstand the harsh conditions within a furnace. The sensor is made of ceramic material, which allows it to accurately detect the presence of a flame by sensing the infrared radiation emitted by the burning gas. This ensures that the furnace only operates when a flame is present, enhancing safety and energy efficiency.
The Lennox 12F19 Flame Sensor is easy to install, and it fits directly into the flame sensor port on your Penn CSA49A furnace. It features a simple design with a single sensor element, making it easy to replace when necessary. The sensor is also self-diagnostic, which means it can alert you to any potential issues or malfunctions, such as a dirty or faulty sensor, allowing you to take corrective action before it affects the furnace's performance.
In conclusion, the Lennox 12F19 Flame Sensor is an essential component for maintaining the safe and efficient operation of your Penn CSA49A gas furnace. Its robust construction, accurate infrared detection, and easy installation make it a reliable and cost-effective solution for homeowners. Whether you're replacing a worn-out sensor or preventing potential issues, the Lennox 12F19 Flame Sensor is an excellent choice for your furnace.
Pros of buying Lennox 12F19/12F1901 Flame Sensor for Penn CSA49A:1. Compatibility: This flame sensor is specifically designed for Lennox furnaces and is compatible with the Penn CSA49A model, ensuring a seamless fit and function.
2. Durable construction: The Lennox 12F19/12F1901 flame sensor is built to withstand high temperatures, making it a reliable choice for long-term use.
3. Easy replacement: The sensor is straightforward to replace, saving you time and effort compared to more complex repairs.
4. High-quality materials: Lennox is known for using high-quality materials in their products, which can translate into better performance and longevity.
Cons of buying Lennox 12F19/12F1901 Flame Sensor for Penn CSA49A:1. Cost: Compared to some standard flame sensors, the Lennox 12F19/12F1901 flame sensor may be more expensive due to its high-quality construction and brand reputation.
2. Availability: Depending on your location, you may have to search for a retailer that carries the Lennox flame sensor, which could be less convenient than purchasing a more widely available option.
Conclusion:The Lennox 12F19/12F1901 flame sensor is a reliable choice for those looking for a high-quality and compatible flame sensor for their Penn CSA49A furnace. While it may be more expensive than some alternatives, the durability, ease of replacement, and compatibility with your specific furnace model make it a worthwhile investment for many homeowners.
Recommendation:If you are looking for a flame sensor for your Penn CSA49A furnace and prioritize quality, durability, and compatibility, the Lennox 12F19/12F1901 flame sensor is a strong recommendation. Make sure to check the price and availability in your area before making a purchase.
Details:
Crafted by the trusted brand Lennox, this model 12F19 is highly reliable and accurate. This Lennox 12F19 12F1901 flame sensor is a must-have for your penn value CSA49A hvac system. Designed to detect and measure the presence of flames, this sensor ensures that your system runs safely efficiently.
specifications maxohvac:
- brand: Lennox
- mpn: 12f19
- part type: Sensor
payments maxohvac:
- credit card: visa
- wallet: google-pay
returns maxohvac:
- policy: no returns
seller maxohvac:
- rating: 98.3%
- # reviews: 1833
- city: saint paul, minnesota
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
offer maxohvac:
- options: ship-to-home
- prices: $35.00–$211.95
- item condition: New
- best offers: true
- started: april 21, 2024
- in stock #: 5
- availability: in stock
- sold #: 29
shipping maxohvac:
- carrier: usps
- type: fixed
- class: standard
- transit: 5-9 days
- service: usps ground advantage
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