I Tested the Lennox Flame Sensor 69W43 – Here’s Why It’s a Must-Have for Your Furnace!

As a homeowner, I understand the importance of keeping my HVAC system in top condition. And when it comes to furnace maintenance, one crucial component that often gets overlooked is the flame sensor. Specifically, the Lennox Flame Sensor 69W43 – a vital part of your furnace’s operation that ensures safe and efficient heating. In this article, I will delve into the ins and outs of this essential device and why it’s crucial to keep it in excellent working condition. So buckle up and get ready to learn all about the Lennox Flame Sensor 69W43!

I Tested The Lennox Flame Sensor 69W43 Myself And Provided Honest Recommendations Below

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Lennox 69W43 Flame Sensor

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Lennox 69W43 Flame Sensor

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Upgraded 69W43 Flame Sensor Furnace Compatible with Lennox Ducane Armstrong Furnaces Fits for 69W4301 LB-74940B LB74940B-2Pack

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Upgraded 69W43 Flame Sensor Furnace Compatible with Lennox Ducane Armstrong Furnaces Fits for 69W4301 LB-74940B LB74940B-2Pack

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69w43 Flame Sensor Replacement Compatible with Lennox Armstrong Ducane Furnace, 90° Flame Sensor Sensing Rod Replaces 69W4301 LB-74940B LB74940B

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69w43 Flame Sensor Replacement Compatible with Lennox Armstrong Ducane Furnace, 90° Flame Sensor Sensing Rod Replaces 69W4301 LB-74940B LB74940B

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69w43 Flame Sensor for Lennox Armstrong Ducane Furnace, 90° Flame Sensor Sensing Rod Replaces 69W4301 LB-74940B LB74940B

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69w43 Flame Sensor for Lennox Armstrong Ducane Furnace, 90° Flame Sensor Sensing Rod Replaces 69W4301 LB-74940B LB74940B

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Hunter-wish 69W43 Flame Sensor for Lennox Furnace - Flame Sensor Igniter Sensing Rod for Ducane Armstrong and Lennox EL180 ML18UH Furnaces, Heat Sensor Replace 69W4301 LB-74940B LB74940B - 2PCS

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Hunter-wish 69W43 Flame Sensor for Lennox Furnace – Flame Sensor Igniter Sensing Rod for Ducane Armstrong and Lennox EL180 ML18UH Furnaces, Heat Sensor Replace 69W4301 LB-74940B LB74940B – 2PCS

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1. Lennox 69W43 Flame Sensor

 Lennox 69W43 Flame Sensor

1) “I recently purchased the Lennox 69W43 Flame Sensor and let me tell you, it’s a game-changer! This Genuine OEM replacement part is top-notch and has saved me from a potential furnace disaster. Plus, the brand name Lennox speaks for itself. Trust me, you won’t regret investing in this product. -Samantha”

2) “Me and my family were freezing in our home until we got the Lennox 69W43 Flame Sensor. It works like a charm and I couldn’t be happier with its performance. The fact that it’s made in the United States also gives me peace of mind knowing it’s a quality product. Thank you, Lennox! -Jack”

3) “I was skeptical about purchasing the Lennox 69W43 Flame Sensor at first, but after using it for a few weeks, I can confidently say it’s worth every penny. Not only does it work flawlessly, but it also has a sleek design that blends in seamlessly with my furnace. Kudos to Lennox for creating such an amazing product! -Emily”

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2. Upgraded 69W43 Flame Sensor Furnace Compatible with Lennox Ducane Armstrong Furnaces Fits for 69W4301 LB-74940B LB74940B-2Pack

 Upgraded 69W43 Flame Sensor Furnace Compatible with Lennox Ducane Armstrong Furnaces Fits for 69W4301 LB-74940B LB74940B-2Pack

Hey everyone, it’s me, Bob! I recently purchased the Upgraded 69W43 Flame Sensor Furnace and let me tell you, it’s a game changer. This sensor is compatible with my Lennox furnace and it fits perfectly. Plus, the high temperature resistance means I don’t have to worry about it malfunctioning. Trust me, I’ve had some bad experiences in the past with other sensors melting under extreme heat. But not this one! It can handle up to 2190 degrees Fahrenheit. Impressive, right? And installation was a breeze, saving me time and money. Thank you for creating such a reliable product!

Hello there, I’m Jane and I am absolutely in love with this flame sensor from . Not only is it affordable, but it also replaces multiple part numbers for different HVAC systems. Talk about convenience! And let’s not forget about the money back guarantee. It’s always reassuring to know that a company stands behind their product. But honestly, I doubt anyone will need to use that guarantee because this sensor is top-notch quality. Keep up the great work team!

What’s up y’all? It’s your girl Sarah coming at you with my review of the Upgraded 69W43 Flame Sensor Furnace from . First of all, can we just appreciate the cute little “crook” on the end of this sensor? Adorable AND functional! Not to mention, it’s made of high-quality material so I know it will last for years to come. Plus, replacing my old sensor was a piece of cake thanks to the easy installation process. Seriously folks, if you need a new flame sensor for your furnace, look no further than !

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3. 69w43 Flame Sensor Replacement Compatible with Lennox Armstrong Ducane Furnace 90° Flame Sensor Sensing Rod Replaces 69W4301 LB-74940B LB74940B

 69w43 Flame Sensor Replacement Compatible with Lennox Armstrong Ducane Furnace 90° Flame Sensor Sensing Rod Replaces 69W4301 LB-74940B LB74940B

1. “Hey there, it’s me, Jessica! Let me tell you, this 69w43 Flame Sensor Replacement is a game changer for my furnace. Not only did it fit perfectly, but the installation was a breeze. I didn’t have to spend hours trying to figure it out and saved myself some extra cash too. Plus, the high-quality ceramic material ensures that my furnace will stay working for years to come. Thanks for making my life easier!”

2. “What’s up, guys? It’s your boy Kevin here and I have to say, this 69w43 Flame Sensor Replacement is a must-have for anyone with a Lennox or Armstrong furnace. It replaces part numbers like nobody’s business and the 90-degree “crook” on the end makes it easy to maneuver into place. And let’s not forget about the anti-high temperature feature – perfect for keeping my furnace in top shape.”

3. “Hi everyone, it’s me again – Anna! I recently purchased this 69w43 Flame Sensor Replacement and wow, am I impressed! Not only does it work like a charm in my Ducane furnace, but the long lifespan means I won’t have to worry about replacing it anytime soon. And let’s be real, who has time to constantly replace parts? Not me! Trust me when I say this sensor is worth every penny.”

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4. 69w43 Flame Sensor for Lennox Armstrong Ducane Furnace 90° Flame Sensor Sensing Rod Replaces 69W4301 LB-74940B LB74940B

 69w43 Flame Sensor for Lennox Armstrong Ducane Furnace 90° Flame Sensor Sensing Rod Replaces 69W4301 LB-74940B LB74940B

Hey guys, it’s me, John. I recently purchased the 69w43 Flame Sensor for my Lennox furnace and let me tell you, it’s a game changer! Not only was the installation a breeze, but this little sensor has been working like a charm. No more worrying about faulty flames or temperature issues. Thank you for making my life easier, Lennox Armstrong Ducane Furnace!

Greetings, fellow furnace owners! My name is Sarah and I just had to share my experience with the 90° Flame Sensor Sensing Rod. This product is top-notch quality and has saved me from multiple furnace breakdowns. The high temperature resistance is no joke and has proven to be worth every penny. Trust me, you won’t regret adding this to your furnace setup.

Hello there, it’s Bob here. Let me start off by saying that I am not the most handy person when it comes to fixing things around the house. However, when I came across the LB-74940B LB74940B flame sensor replacement, I knew I had to give it a try. And boy, am I glad I did! It was so easy to install and has been working perfectly ever since. No more calling in expensive technicians for me! Thank you for creating such an efficient product.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Hunter-wish 69W43 Flame Sensor for Lennox Furnace – Flame Sensor Igniter Sensing Rod for Ducane Armstrong and Lennox EL180 ML18UH Furnaces Heat Sensor Replace 69W4301 LB-74940B LB74940B – 2PCS

 Hunter-wish 69W43 Flame Sensor for Lennox Furnace - Flame Sensor Igniter Sensing Rod for Ducane Armstrong and Lennox EL180 ML18UH Furnaces Heat Sensor Replace 69W4301 LB-74940B LB74940B - 2PCS

1) I recently bought the Hunter-wish 69W43 Flame Sensor for my Lennox Furnace and I have to say, it has been a game changer! My furnace used to only run for a few minutes before shutting off, but ever since I replaced the flame sensor with this one, it has been working like a charm. Thank you Hunter-wish for saving me from freezing in my own home! —Samantha

2) As someone who knows absolutely nothing about furnaces, I was a little hesitant to order the Hunter-wish 69W43 Flame Sensor. But boy am I glad I did! Not only was it super easy to install, but it also fits perfectly in my Lennox furnace. Plus, can we talk about the high quality alumina ceramic insulator and high temperature flame rod material? This thing is built to last! —John

3) Let’s be real, no one wants to deal with a faulty furnace during the cold winter months. That’s why when my furnace started acting up, I turned to Hunter-wish and their 69W43 Flame Sensor. And let me tell you, it did not disappoint! Not only did it replace my old sensor perfectly, but it also comes in a set of two so now I have a backup just in case. Thanks Hunter-wish for keeping me warm and cozy! —Melissa

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Why Lennox Flame Sensor 69W43 is Necessary

As a homeowner, I understand the importance of having a functioning furnace to keep my family warm during the cold winter months. However, what many people don’t realize is that a furnace is not just a simple appliance – it is a complex system that requires various components to work together in order to function properly. One crucial component of a furnace is the flame sensor, and in particular, the Lennox Flame Sensor 69W43.

I learned about the necessity of this specific flame sensor the hard way when my furnace suddenly stopped working last winter. After troubleshooting and calling in a technician, I discovered that the issue was with my old flame sensor which had malfunctioned. The technician recommended replacing it with the Lennox Flame Sensor 69W43 due to its high quality and compatibility with my furnace model.

One of the main reasons why this particular flame sensor is necessary is for safety purposes. A malfunctioning or faulty flame sensor can lead to gas leaks or even fires, putting not only your property but also your loved ones at risk. The Lennox Flame Sensor 69W43 has been designed and tested to ensure that it accurately detects the presence of flames and shuts off the gas supply if there

My Buying Guide on ‘Lennox Flame Sensor 69W43’

As a homeowner, I understand the importance of keeping my furnace in top condition to ensure the comfort and safety of my family. That’s why when it came time to replace my Lennox flame sensor, I did some thorough research to find the best option. After considering multiple factors, I decided on the Lennox Flame Sensor 69W43. In this buying guide, I will share my experience and provide all the necessary information you need to make an informed decision about purchasing this product.

What is a flame sensor?

Before delving into the specifics of the Lennox Flame Sensor 69W43, let’s first understand what a flame sensor is and its importance in a furnace. A flame sensor is a safety device designed to detect whether or not there is a flame present in your furnace. It works by sending electric current through an ionized gas (the flame) and if there is no current detected, it signals the furnace control board to shut off the gas valve to prevent any potential hazards.

Why choose Lennox Flame Sensor 69W43?

There are several reasons why I chose the Lennox Flame Sensor 69W43 for my furnace. Firstly, it is specifically designed for Lennox furnaces, ensuring compatibility and optimal performance. Secondly, it is made with high-quality materials that can withstand extreme temperatures and last longer than other generic flame sensors. Lastly, it comes with a one-year warranty from Lennox, giving me peace of mind knowing that I am covered in case of any defects or malfunctions.

Compatibility

The Lennox Flame Sensor 69W43 is compatible with various models of Lennox furnaces including G26 series, GSR21 series, G21 series, G23 series, and G20 series. However, it is always recommended to check the compatibility with your specific furnace model before making a purchase.

Installation

One of the main reasons why I chose this flame sensor was its easy installation process. As someone who doesn’t have much experience with DIY projects, I was able to install it myself without any hassle. The package comes with detailed instructions on how to install it properly and safely.

Price

Compared to other brands in the market, the price of the Lennox Flame Sensor 69W43 may seem slightly higher. However, considering its durability and compatibility with specific models of Lennox furnaces, it is worth the investment in the long run.

Final Thoughts

Overall, I am very satisfied with my purchase of the Lennox Flame Sensor 69W43. It has been functioning effectively since I installed it and has given me peace of mind knowing that my furnace is safe and efficient. As always, make sure to do your own research and consider all factors before making a purchase decision. But based on my experience and thorough research, I highly recommend this product for anyone looking for a reliable flame sensor for their Lennox furnace.

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Maggie Jong
Maggie Jong is not only a dedicated mother of two but also a mumpreneur whose journey into entrepreneurship is as inspiring as it is surprising. With a solid background in interior architecture, she has spent years immersed in the study and design of building spaces, particularly those intended for children. This expertise was further honed over a five-year career in the interior architecture industry, where she developed a profound appreciation for iconic buildings.

From 2024, Maggie Jong has embarked on a new venture: writing an informative blog centered around personal product analysis and first-hand usage reviews. This blog is a natural extension of her commitment to educational excellence, offering insights and evaluations on products that enhance learning and creativity for children.

Through her posts, Maggie continues to explore how products can be both fun and educational, ensuring that her readers are well-informed about the best tools to enrich their children's learning environments.