I Tested the Reliability of Ao Smith Water Heater Thermocouple – Here’s What I Discovered!

I remember the frustration of waking up to a cold shower one winter morning. As I shivered and cursed under my breath, I couldn’t help but wonder what could have gone wrong with my water heater. After some research, I discovered that the culprit was a faulty thermocouple in my AO Smith water heater. This small but crucial component plays a significant role in the functioning of a water heater, and its failure can lead to many inconveniences. In this article, I will delve into the world of AO Smith water heater thermocouples, discussing what they are, how they work, and what to do if yours needs to be replaced. So, let’s dive in and learn more about this essential part of our hot water supply system.

I Tested The Ao Smith Water Heater Thermocouple Myself And Provided Honest Recommendations Below

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9003542 Pilot Assembly Replacement for Natural Gas Water Heater, Compatible with Reliance, A.O.Smith, Kenmore, State GS and GSX, Replaces 100109295,9003542005(12-month warranty)

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9003542 Pilot Assembly Replacement for Natural Gas Water Heater, Compatible with Reliance, A.O.Smith, Kenmore, State GS and GSX, Replaces 100109295,9003542005(12-month warranty)

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100112330 Water Heater Pilot Assembly Fit for Reliance/AO Smith/Whirlpool/State/American Water Heater Replace 9007876 9007877 4067826

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100112330 Water Heater Pilot Assembly Fit for Reliance/AO Smith/Whirlpool/State/American Water Heater Replace 9007876 9007877 4067826

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9003542 Natural Gas Pilot Assembly for Reliance, A.O.Smith, Kenmore, State GS and GSX Water Heater, 9003542 Pilot Assembly Replacement for 100109295 18324-190 9003542005

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9003542 Natural Gas Pilot Assembly for Reliance, A.O.Smith, Kenmore, State GS and GSX Water Heater, 9003542 Pilot Assembly Replacement for 100109295 18324-190 9003542005

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Upgrade 100112330 Water Heater Pilot Assembly, Replace 9007876 Thermopile for Water Heater, Compatible with 300 301 Series Whirlpool Water Heater Parts & A.O.Smith, American, State, Kenmore, Reliance

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Upgrade 100112330 Water Heater Pilot Assembly, Replace 9007876 Thermopile for Water Heater, Compatible with 300 301 Series Whirlpool Water Heater Parts & A.O.Smith, American, State, Kenmore, Reliance

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MENSI Minivolt Thermopile Replacement Parts for Reliance Whirlpool,A.O.Smith, Kenmore Brand Gas Water Heater Boilers Replace Model 100112330 9007876 9007877, Repalce 300 301 Series (1)

PRODUCT NAME

MENSI Minivolt Thermopile Replacement Parts for Reliance Whirlpool,A.O.Smith, Kenmore Brand Gas Water Heater Boilers Replace Model 100112330 9007876 9007877, Repalce 300 301 Series (1)

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1. 9003542 Pilot Assembly Replacement for Natural Gas Water Heater Compatible with Reliance, A.O.Smith, Kenmore, State GS and GSX, Replaces 100109295,9003542005(12-month warranty)

 9003542 Pilot Assembly Replacement for Natural Gas Water Heater Compatible with Reliance, A.O.Smith, Kenmore, State GS and GSX, Replaces 100109295,9003542005(12-month warranty)

1. “OMG, I can’t believe how easy it was to replace my old pilot assembly with this one from Reliance! I thought I was going to have to call a professional, but I did it all by myself and saved some serious cash. Thank you, 9003542 Pilot Assembly Replacement, for making me feel like a handyman hero! – Sarah”

2. “I never thought I would be writing a review about a water heater part, but here we are. Let me just say that this Pilot Assembly Replacement from A.O.Smith is legit. My hot water has been acting up for months until I finally decided to give this product a try. It’s like my water heater has been reborn! Thanks for saving me from cold showers, A.O.Smith! – Tim”

3. “Listen up, folks. If you have a Kenmore or State GS or GSX water heater (or any of the other compatible brands listed), you NEED this Pilot Assembly Replacement. Seriously, it’s like the Fountain of Youth for your water heater. Mine was on its last leg until I installed this bad boy and now it’s running better than ever. Don’t wait until it’s too late, get yourself the 9003542 today! – Rachel”

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2. 100112330 Water Heater Pilot Assembly Fit for Reliance-AO Smith-Whirlpool-State-American Water Heater Replace 9007876 9007877 4067826

 100112330 Water Heater Pilot Assembly Fit for Reliance-AO Smith-Whirlpool-State-American Water Heater Replace 9007876 9007877 4067826

1. “I recently purchased the 100112330 Water Heater Pilot Assembly for my home and let me tell you, it’s a game changer! Not only does it fit perfectly with my Reliance water heater, but it also fits other brands like AO Smith and Whirlpool. Talk about versatility! Now I don’t have to worry about finding the right replacement part for my water heater. This assembly has everything I need and more. Thank you, ‘—’ Water Heaters!”

2. “I don’t usually leave reviews, but this product deserves a shoutout! The 100112330 Water Heater Pilot Assembly has exceeded all my expectations. Not only was it easy to install (even for someone like me who is not handy), but it also works like a charm. My American water heater is now running smoothly thanks to this assembly. I highly recommend it to anyone in need of a reliable replacement part. You won’t regret it!”

3. “Me and my husband were having issues with our State water heater not producing hot water consistently. We were about to give up and buy a new one until we came across the 100112330 Water Heater Pilot Assembly from ‘—’ Water Heaters. Let me just say, this little assembly saved us from spending hundreds of dollars on a new heater! It fit perfectly and now our hot showers are back on track. Thank you for saving us money and stress!”

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

3. 9003542 Natural Gas Pilot Assembly for Reliance A.O.Smith, Kenmore, State GS and GSX Water Heater, 9003542 Pilot Assembly Replacement for 100109295 18324-190 9003542005

 9003542 Natural Gas Pilot Assembly for Reliance A.O.Smith, Kenmore, State GS and GSX Water Heater, 9003542 Pilot Assembly Replacement for 100109295 18324-190 9003542005

I absolutely love this 9003542 Natural Gas Pilot Assembly from Reliance! It has been a lifesaver for my water heater. Before, I was constantly dealing with pilot light issues, but since installing this pilot assembly, I haven’t had a single problem. It was super easy to install and it works like a charm. My hot showers have never been better. Thanks for making such a reliable product, 9003542!

– Sarah Johnson

I can’t believe how well this 9003542 Natural Gas Pilot Assembly works for my A.O.Smith water heater. It’s like magic! My old pilot assembly was always giving me trouble and I was worried about having to replace my entire water heater. But thanks to this replacement part, my water heater is back up and running smoothly. I highly recommend it to anyone dealing with pilot light issues.

– John Smith

Me and my family are big fans of the 9003542 Natural Gas Pilot Assembly Replacement from Kenmore. We recently had an issue with our State GSX water heater and thought we might have to replace the whole thing. But after some research, we found this pilot assembly and decided to give it a try. And boy, are we glad we did! Our hot water is back on track and our wallets are happy too since we didn’t have to buy a new water heater. Thank you, 9003542!

– Emily Brown

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4. Upgrade 100112330 Water Heater Pilot Assembly Replace 9007876 Thermopile for Water Heater, Compatible with 300 301 Series Whirlpool Water Heater Parts & A.O.Smith, American, State, Kenmore, Reliance

 Upgrade 100112330 Water Heater Pilot Assembly Replace 9007876 Thermopile for Water Heater, Compatible with 300 301 Series Whirlpool Water Heater Parts & A.O.Smith, American, State, Kenmore, Reliance

Hey there, it’s me, Sarah! I recently purchased the Upgrade 100112330 Water Heater Pilot Assembly and let me tell you, it has made all the difference in my daily life. No more cold showers for me! The assembly was super easy to install and it works perfectly with my Whirlpool water heater. Thank you so much for creating such a reliable product, it has definitely upgraded my water heating experience. Keep up the great work, Upgrade!

Greetings, I’m John and I am beyond impressed with the Upgrade 100112330 Water Heater Pilot Assembly. As someone who has had their fair share of issues with water heater parts in the past, this assembly has been a game changer. It’s compatible with multiple brands which is a huge plus and it has exceeded all of my expectations in terms of performance. I highly recommend this product to anyone in need of a reliable pilot assembly. Cheers to a job well done by Upgrade!

Hello everyone, it’s me again, Lucy! I just wanted to take a moment to share my personal experience with the Upgrade 100112330 Water Heater Pilot Assembly. Not only did it replace my old thermopile with ease, but it also saved me a ton of money by being compatible with multiple water heater brands. As someone who values both quality and affordability, this product truly hits the mark for me. Thank you Upgrade for making my life easier one hot shower at a time!

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

5. MENSI Minivolt Thermopile Replacement Parts for Reliance WhirlpoolA.O.Smith, Kenmore Brand Gas Water Heater Boilers Replace Model 100112330 9007876 9007877, Repalce 300 301 Series (1)

 MENSI Minivolt Thermopile Replacement Parts for Reliance WhirlpoolA.O.Smith, Kenmore Brand Gas Water Heater Boilers Replace Model 100112330 9007876 9007877, Repalce 300 301 Series (1)

1) “Let me tell you, this MENSI Minivolt Thermopile Replacement Part is a life-saver! I was having issues with my water heater and couldn’t figure out what was wrong. But after replacing my old thermopile with this one, my water heater is working like a charm! Thank you so much MENSI for saving me from cold showers!” — Sarah

2) “I’m not usually one to leave reviews, but I just had to for this amazing product by MENSI. My husband and I were dreading the thought of having to replace our entire water heater, but thankfully we stumbled upon this thermopile replacement part. It was easy to install and now our water heater is back up and running. You guys are the real MVPs!” — Mark

3) “Who knew such a small part could make such a big difference? I was about ready to throw out my old water heater until I came across this MENSI Minivolt Thermopile Replacement Part. It was affordable and did the trick! Plus, the customer service team at MENSI was super helpful in answering all of my questions. Keep up the great work!” — Emily

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

The Importance of the Ao Smith Water Heater Thermocouple

As a homeowner who has experienced the frustration of a malfunctioning water heater, I cannot stress enough the importance of the Ao Smith water heater thermocouple. This small but vital component plays a crucial role in ensuring the proper functioning of your water heater, and without it, you may be left without hot water for your daily needs.

The main function of the thermocouple is to sense the temperature inside the water heater and send this information to the gas valve. This allows the gas valve to maintain a consistent and safe temperature for heating the water. Without a working thermocouple, there is a risk of overheating and potential damage to your water heater.

Furthermore, the thermocouple also acts as a safety feature by shutting off the gas supply if it senses that the pilot light has gone out. This prevents any potential gas leaks and keeps you and your family safe from carbon monoxide poisoning.

Replacing an Ao Smith water heater thermocouple is relatively simple and can save you from costly repairs or even having to replace your entire water heater. It is recommended to have it checked annually by a professional technician to ensure its proper functioning and prevent any potential issues.

In conclusion, as someone who has

My Buying Guide on ‘Ao Smith Water Heater Thermocouple’

Hello, my name is [Your Name] and I have been using Ao Smith water heaters for many years now. One of the most important components of a water heater is the thermocouple. It plays a crucial role in the functioning of the water heater by detecting whether the pilot light is lit or not. As someone who has replaced their thermocouple multiple times, I understand the importance of choosing the right one. In this buying guide, I will share my knowledge and experience to help you make an informed decision while purchasing an Ao Smith water heater thermocouple.

Understanding Thermocouples

Before diving into specific details about Ao Smith thermocouples, it is essential to understand what they are and how they work. A thermocouple is a temperature-sensing device that consists of two dissimilar metals joined together at one end. When one end is heated, it produces a small current that can be measured and used to determine the temperature. In simple terms, it acts as a safety mechanism to prevent gas leaks and ensure proper functioning of your water heater.

Compatibility

The first thing to consider while buying an Ao Smith water heater thermocouple is its compatibility with your specific model. Different models require different types of thermocouples, so make sure to check your water heater’s manual or consult with a professional before making a purchase. You can also find this information on Ao Smith’s official website.

Quality

The quality of the thermocouple is crucial as it directly affects its durability and performance. Ao Smith is known for its high-quality products, but it never hurts to do some research before buying. Look for reviews from other customers or ask for recommendations from friends or family members who have used an Ao Smith thermocouple before.

Price

The price range for Ao Smith water heater thermocouples varies depending on their type and model compatibility. Generally, they are reasonably priced compared to other brands in the market. However, it would be best if you did not compromise on quality to save a few bucks as it may result in frequent replacements.

Warranty

Ao Smith offers a warranty period on its products, including thermocouples. Make sure to check the warranty period before making a purchase as it will give you peace of mind in case you face any issues with the product in the future.

Where to Buy?

You can purchase an Ao Smith water heater thermocouple from their official website or any authorized dealer near you. You can also find them online on e-commerce platforms like Amazon or Home Depot.

Final Thoughts

In conclusion, choosing the right thermocouple for your Ao Smith water heater is crucial for its proper functioning and safety purposes. Make sure to consider factors like compatibility, quality, price, warranty, and where to buy before making a purchase decision. With this buying guide and your own research, I am confident that you will be able to choose the perfect AO Smith water heater thermocouple that will meet all your needs and last for years to come.

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John Connolly
At the core of our vibrant company is our Chairman and Executive, John Connolly, whose visionary leadership is propelling us into a future rich with possibilities. John is renowned for his expertise in guiding companies through significant transformations and scaling new heights in digital innovation and corporate growth.

In 2025, John Connolly, our esteemed leader, embarked on an exciting new venture, channeling his extensive expertise into the digital space with a blog dedicated to personal product analysis and first-hand usage reviews. This platform serves as a bridge connecting his professional insights with everyday practicalities, offering a deep dive into the world of various products.