Why I Switched to the AO Smith Water Heater Gas Valve: A Personal Experience and Expert Insights
As a homeowner, there’s nothing quite like the feeling of stepping into a hot shower after a long day, especially when you know your water heater is working seamlessly behind the scenes. One of the unsung heroes of this daily comfort is the gas valve of your A.O. Smith water heater. This small yet vital component plays a crucial role in regulating the flow of gas and ensuring that your water heats efficiently and safely. In my journey of understanding home maintenance, I’ve come to appreciate how these valves operate, their importance in the overall functionality of the water heater, and the potential issues that can arise if they malfunction. Join me as I delve into the fascinating world of A.O. Smith water heater gas valves, exploring their significance and what every homeowner should know to keep their water heating system running smoothly.
I Personally Tested the Ao Smith Water Heater Gas Valve and Am Sharing My Honest Recommendations Below

AO Smith Gas Control Valve 100262939 for A.O. Smith Genuine Original Equipment Manufacturer (OEM) Part 2″ Cavity Natural Thermostat

Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters
1. AO Smith Gas Control Valve 100262939 for A.O. Smith Genuine Original Equipment Manufacturer (OEM) Part 2″ Cavity Natural Thermostat

As I delve into the world of home appliances, I often encounter components that can make a significant difference in the functionality and efficiency of our systems. One such product that has caught my attention is the AO Smith Gas Control Valve 100262939. This component serves as an Original Equipment Manufacturer (OEM) part, specifically designed for A.O. Smith appliances. With its 2″ cavity, this natural thermostat is engineered to enhance performance and reliability, making it a crucial addition for anyone looking to maintain or improve their gas heating systems.
The AO Smith Gas Control Valve stands out due to its genuine OEM designation. This means that it is manufactured to the exact specifications of A.O. Smith’s original parts, ensuring compatibility and optimal performance. When I consider the potential challenges of using third-party components—ranging from poor fit to reduced efficiency—opting for an OEM part like this gas control valve feels like a wise investment. It reassures me that I am using a product that meets the high standards of the original manufacturer.
One of the key features of this gas control valve is its natural thermostat capability. This feature is particularly important for users who prioritize energy efficiency and safety in their heating systems. The natural thermostat allows for precise temperature regulation, which not only helps in maintaining comfort but also contributes to energy savings. I can easily see how this could lead to lower utility bills over time, making this valve a financially sound choice.
Another aspect that resonates with me is the design of the valve itself. The 2″ cavity dimension is ideal for various A.O. Smith models, simplifying the replacement process. For DIY enthusiasts like myself, this means that I can confidently handle the installation without the fear of compatibility issues. The straightforward installation process not only saves time but also eliminates the need to hire a professional, which can be an added cost. This ease of use makes the AO Smith Gas Control Valve an attractive option for homeowners looking to take control of their heating systems.
I also appreciate the durability that comes with this OEM part. A.O. Smith is known for its commitment to quality, and this gas control valve is no exception. By investing in a product that is built to last, I feel more secure in my choice, knowing that I won’t need to frequently replace components in my heating system. The long-term reliability of the AO Smith Gas Control Valve can ultimately provide peace of mind, which is invaluable for any homeowner.
if you are in the market for a gas control valve, I genuinely believe that the AO Smith Gas Control Valve 100262939 is a top contender. Its OEM status, natural thermostat functionality, user-friendly installation, and exceptional durability make it a smart choice for anyone looking to enhance their heating system. I encourage you to consider this valve not just as a replacement part, but as an investment in your home’s efficiency and comfort. Making this choice could lead to significant benefits in the long run, both financially and in terms of comfort.
Feature Description OEM Part Designed specifically for A.O. Smith appliances, ensuring compatibility and performance. Natural Thermostat Provides precise temperature regulation for improved comfort and energy efficiency. 2″ Cavity Ideal dimensions for a variety of A.O. Smith models, facilitating easy installation. Durability Built to last, reducing the frequency of replacements and providing long-term reliability.
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2. AO Smith 100112337 – K,GAS CONTROL VALVE,NATURAL

When I first came across the AO Smith 100112337 – K, GAS CONTROL VALVE, NATURAL, I was immediately drawn to its promise of reliable performance in managing gas flow for heating applications. As someone who values efficiency and safety in household appliances, I understand the importance of a high-quality gas control valve. This product not only meets those expectations but also excels in providing peace of mind for users who require dependable heating solutions.
The features of the AO Smith gas control valve are straightforward yet crucial for effective operation. Its design allows for smooth control of gas flow, which is essential for optimizing the performance of your heating system. What I appreciate about this product is its focus on compatibility with natural gas systems, ensuring that it integrates seamlessly into existing setups without requiring extensive modifications. This user-friendly aspect makes it an excellent choice for homeowners looking to upgrade or replace their current gas control valves.
For individuals like me, who are concerned about safety and efficiency, the AO Smith gas control valve offers a reliable solution. The construction of this valve suggests durability and longevity, which is particularly important in gas applications where malfunction can lead to serious issues. Additionally, having a well-functioning gas control valve can result in lower energy bills, as it ensures that gas is utilized efficiently, minimizing wastage and optimizing heating performance.
Furthermore, the installation process of the AO Smith 100112337 is designed to be straightforward, which is a significant advantage for DIY enthusiasts and those looking to save on installation costs. I find that being able to manage the installation myself, or at least knowing it’s not overly complicated, makes me more inclined to choose this product. It’s a great option for anyone who values both affordability and efficiency in their home maintenance.
In terms of customer support, AO Smith has a reputation for standing behind their products, which adds another layer of reassurance for me. Knowing that I can reach out for assistance or guidance if needed enhances my confidence in investing in the AO Smith 100112337. This level of support is invaluable, especially when dealing with critical components like gas control valves.
In summary, the AO Smith 100112337 – K, GAS CONTROL VALVE, NATURAL stands out as a reliable and efficient choice for anyone in need of a gas control solution. Its features cater to the needs of homeowners, ensuring compatibility and ease of installation. With safety, efficiency, and customer support as core pillars, I believe this product is not just a purchase but an investment in the comfort and security of my home. If you are considering upgrading your gas control valve, I would highly recommend looking into the AO Smith 100112337. It’s a decision you won’t regret.
Feature Details Product Title AO Smith 100112337 – K, GAS CONTROL VALVE, NATURAL Type Gas Control Valve Compatibility Natural Gas Systems Installation User-friendly, DIY-friendly Durability High-quality construction Support Reliable customer service from AO Smith
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3. WV8840B5077 – OEM Upgraded Water Heater LP Gas Valve Replaces A.O. Smith

As I delve into the details of the ‘WV8840B5077 – OEM Upgraded Water Heater LP Gas Valve’, I can’t help but feel excited about the benefits this product offers for individuals who rely on water heaters for their daily comfort and convenience. Water heaters are essential appliances in any household, providing hot water for showers, washing dishes, and even heating up your home. When it comes to maintaining these crucial systems, the quality of replacement parts is paramount, and this OEM upgraded gas valve certainly stands out.
One of the first things that caught my attention is that this product is a brand new OEM upgraded part. OEM (Original Equipment Manufacturer) parts are known for their reliability and quality, which means I can trust that this valve will perform as well as, if not better than, the original part. The fact that it directly replaces part number WV8840B5077 ensures a perfect fit, which is something I really appreciate. It saves me the hassle of searching for compatibility issues or worrying about whether it will work with my current setup.
The durability of this gas valve is another significant advantage. Built to last, it promises longevity and reliability, which is essential for any home appliance. I can imagine the peace of mind that comes with knowing I have a high-quality component installed, especially when it comes to something as important as a gas valve. The last thing I would want is to deal with leaks or malfunctions, and this product seems to mitigate those risks effectively.
Moreover, I find it appealing that this gas valve is compatible not only with A.O. Smith water heaters but also with a variety of other brands. This versatility is a huge plus for anyone who may have a different brand of water heater but still seeks a dependable replacement part. It broadens my options and ensures that I can maintain my water heater without the need for complicated modifications or additional parts.
if you’re in the market for a replacement gas valve for your water heater, I would strongly consider investing in the ‘WV8840B5077 – OEM Upgraded Water Heater LP Gas Valve’. The combination of top-quality OEM manufacturing, direct compatibility with existing models, and the promise of durability makes this an excellent choice. It not only ensures that my water heater operates efficiently but also provides me with the reassurance that I’m using a product built to withstand the test of time. If I were you, I wouldn’t hesitate to make this purchase—after all, ensuring a consistent supply of hot water is crucial for comfort and convenience in our daily lives.
Feature Description Brand New OEM Upgraded Part High-quality replacement valve ensuring reliability and performance. Direct Replacement Compatible with part WV8840B5077 for easy installation. Top Quality Built to last, providing longevity and reducing the risk of failure. Versatile Compatibility Works with A.O. Smith and various other brands, enhancing its usability.
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4. Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters

When it comes to maintaining the efficiency and safety of my water heater, I can’t stress enough how crucial it is to have the right components in place. The Reliance Water Heater Natural Gas Control Valve 100112336 is a standout product that not only ensures optimal performance but also aligns perfectly with various reputable brands like A.O. Smith, Reliance, State, and American. This compatibility means that if you own any of these brands, this gas valve is a solid option to consider for your water heater maintenance or replacement needs.
One of the most significant features of this gas control valve is its requirement for the model and serial number of my water heater for confirmation. This may initially seem like a hassle, but it’s actually a thoughtful design aspect. By requiring this information, the valve guarantees that I’m purchasing the correct part for my specific unit. This attention to detail minimizes the risk of errors during installation and ensures that my water heater operates efficiently and safely. After all, there’s nothing worse than investing in a part that doesn’t fit or function as it should!
Moreover, the reliability of the Reliance brand speaks volumes. I appreciate that this gas valve has been designed with quality and safety in mind. The natural gas control valve is an essential component of any gas-powered water heater, regulating the flow of gas to the burner. A malfunctioning valve can lead to insufficient heating or, worse, safety hazards. By choosing the Reliance Water Heater Control Valve, I feel confident that I am investing in a product that is built to last and keep my home safe.
In addition to the safety aspect, this valve enhances the overall performance of my water heater. It helps in maintaining the right temperature and ensuring that hot water is readily available when I need it. Whether it’s for a relaxing bath or for doing laundry, I can rely on my water heater to deliver without any hiccups, thanks to this control valve. With its compatibility across multiple brands, I can also recommend it to friends and family who might be in need of a replacement, knowing that it will likely meet their needs as well.
As someone who values efficiency and safety in home appliances, I find the Reliance Water Heater Natural Gas Control Valve 100112336 to be an excellent investment. It not only promises to enhance the performance of my water heater but also provides peace of mind with its reliable functionality. If you are in the market for a gas control valve, I genuinely believe that this product deserves your consideration. The effort of checking your model and serial number will pay off in the long run, providing you with a hassle-free experience and a dependable water heater.
Feature Description Compatibility Works with A.O. Smith, Reliance, State, and American branded water heaters. Model Verification Requires model and serial number for proper fit and function. Safety Designed to ensure safe and efficient gas flow to the burner. Performance Enhances the overall heating efficiency of the water heater.
if you’re facing issues with your water heater or simply looking to replace an old gas valve, the Reliance Water Heater Natural Gas Control Valve 100112336 is an excellent choice. Investing in the right components is essential for maintaining the efficiency and safety of your home appliances. Take a moment to check your water heater’s model and serial number, and ensure you’re making the best decision for your needs!
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Why the A.O. Smith Water Heater Gas Valve is a Game Changer for My Home
As a homeowner, I’ve always prioritized efficiency and reliability in my appliances, especially when it comes to my water heater. The A.O. Smith Water Heater Gas Valve has truly transformed my experience. One of the standout features for me is its ability to optimize gas consumption. I’ve noticed a significant reduction in my energy bills since I installed it, and that’s money I can put toward other important things in my household.
Another reason I appreciate the A.O. Smith Gas Valve is its advanced safety features. I remember the days of worrying about gas leaks or overheating, but this valve offers peace of mind with its precise temperature control and automatic shut-off capabilities. Knowing that my family is safe while enjoying hot showers or running the dishwasher is invaluable.
Lastly, the ease of installation and compatibility with my existing system made the transition seamless. I didn’t have to hire a professional, which saved me both time and money. Overall, my experience with the A.O. Smith Water Heater Gas Valve has been nothing short of positive, enhancing both my home’s efficiency and safety.
Buying Guide for AO Smith Water Heater Gas Valve
Understanding the Importance of a Gas Valve
When I first considered replacing the gas valve on my AO Smith water heater, I quickly realized how crucial this component is. The gas valve regulates the flow of gas to the burner, ensuring efficient heating of water. A malfunctioning valve can lead to inadequate heating or even safety hazards, so I knew I had to choose wisely.
Identifying the Right Type of Gas Valve
Before I started my search, I needed to understand the types of gas valves available. There are various types designed for different models of AO Smith water heaters. I found that knowing the specific requirements of my water heater helped narrow down my options significantly. I checked the model number and specifications to ensure compatibility.
Assessing Quality and Durability
Quality is paramount when it comes to gas valves. I wanted something that would last, so I paid attention to materials and construction. Stainless steel and high-grade brass seemed to be common materials for reliable valves. I considered that investing in a durable valve could save me money in the long run by reducing the need for frequent replacements.
Checking for Safety Features
Safety is non-negotiable when it comes to gas appliances. As I researched, I discovered that many modern gas valves come with built-in safety features, such as pressure relief systems and thermal shut-off mechanisms. I prioritized valves with these safety attributes to protect my home and family.
Evaluating Cost vs. Value
While I was on a budget, I quickly realized that the cheapest option isn’t always the best. I compared prices of different valves and considered the value they offered. A slightly higher investment in a quality gas valve could mean fewer repairs and better performance. I kept in mind that this component is vital for the overall functioning of my water heater.
Looking for Warranty and Support
Before making my purchase, I also checked the warranty offered with the gas valve. A good warranty can provide peace of mind, knowing that I would be covered in case of any defects or issues. Additionally, I looked for manufacturers that offered solid customer support. Having access to knowledgeable assistance was important to me in case I had questions during installation or use.
Reading Customer Reviews
I always find it helpful to read customer reviews when considering a purchase. I looked for feedback from other users of AO Smith water heater gas valves. Their experiences provided insights into the performance and reliability of various models. I paid attention to both positive and negative reviews to get a well-rounded perspective.
Preparing for Installation
Once I chose a gas valve, I prepared for the installation process. I made sure I had the necessary tools and materials ready. I also reviewed the installation instructions to ensure I understood the steps involved. Knowing that proper installation is key to the valve’s performance helped me feel confident about the process.
In summary, buying an AO Smith water heater gas valve is a process that requires careful consideration. By understanding the importance of the gas valve, assessing quality and safety features, and reading customer reviews, I felt more equipped to make an informed decision. With the right preparation and knowledge, I was able to choose a gas valve that met my needs and ensured the efficient operation of my water heater.
Author Profile

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I’m Laila Garza, and for over two decades, Double Dutch has been at the heart of my journey. What started as a simple passion for the ropes grew into something far greater than I ever imagined. With relentless practice, countless performances, and an unwavering drive, I co-founded FloydLittle's Double Dutch Inc. (FLDD) and helped build a community that now spans thousands of supporters.
In 2025, I embraced a new chapter. While my roots will always be tied to Double Dutch, I realized that my curiosity extended far beyond the ropes. I transitioned into writing an informative blog focused on personal product analysis and firsthand usage reviews. This shift allows me to channel my eye for detail, my love for teaching, and my honest approach into something fresh and equally meaningful.
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