Why I Trust the AO Smith Gas Control Valve: My Personal Experience and Expert Insights
When it comes to maintaining the efficiency and safety of our water heating systems, few components are as crucial as the Ao Smith Gas Control Valve. As someone who has spent considerable time exploring the ins and outs of home appliances, I’ve come to appreciate the vital role this unassuming device plays in ensuring our water heaters operate smoothly and reliably. Not only does the gas control valve regulate the flow of gas to the burner, but it also acts as a safeguard against potential malfunctions, making it a key player in our quest for comfort and convenience. In this article, I’ll delve into the intricacies of the Ao Smith Gas Control Valve, shedding light on its function, benefits, and what to consider when it comes to maintenance and replacement. Join me as we unravel the importance of this essential component, and discover how it contributes to the overall performance of your water heating system.
I Personally Reviewed The Ao Smith Gas Control Valve And Share 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

When it comes to maintaining and repairing my water heater, I know that having reliable parts is essential. That’s why I am particularly impressed with the AO Smith Gas Control Valve 100262939. This genuine OEM part is designed specifically for A.O. Smith water heaters, which speaks volumes about its quality and compatibility. With the right components, I can ensure that my water heating system operates efficiently and safely.
One of the standout features of this gas control valve is its role in the temperature control assembly. The 100262939 part supplies gas to the burner, enabling it to effectively heat the water. This is crucial for ensuring that I have hot water when I need it. It’s reassuring to know that this component is engineered to work seamlessly with A.O. Smith products, as well as several other trusted brands like Reliance, State, American, Whirlpool, and Craftmaster. This broad compatibility means that I can rely on the valve, regardless of the specific model I have at home.
Another aspect that I appreciate is the clear guidance provided with this product. I’m encouraged to provide my water heater’s model and serial number when ordering, which helps ensure that I receive the correct gas valve part number. This attention to detail minimizes the risk of errors during the replacement process, ultimately saving me time and frustration. It’s always better to be safe than sorry, especially when dealing with gas appliances.
However, I want to emphasize the importance of having a service technician handle the installation of this gas control valve. While it may be tempting to try and install it myself, ensuring that the gas supply line is leak-free is paramount for safety. A professional technician has the expertise to handle the installation correctly, giving me peace of mind that everything is functioning as it should.
In summary, the AO Smith Gas Control Valve 100262939 is an excellent choice for anyone needing a reliable gas control solution for their water heater. Its compatibility with multiple brands, along with its critical role in ensuring efficient heating, makes it a standout product. If you’re looking to maintain or repair your water heater, I strongly recommend considering this gas control valve as a solid option. It could save you time, enhance the safety of your home, and ultimately lead to a more efficient heating experience.
Feature Details OEM Part A.O. Smith Genuine Part 100262939 Temperature Control Assembly Supplies gas to the burner for heating water Compatibility Works with A.O. Smith, Reliance, State, American, Whirlpool, Craftmaster Installation Recommendation Professional service technician is advised
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2. WV8840B1158 – OEM Upgraded Water Heater NG Gas Valve Replaces Honeywell

As someone who values efficiency and reliability in home appliances, I must say that the WV8840B1158 – OEM Upgraded Water Heater NG Gas Valve is a remarkable product that deserves attention. Water heaters are essential for providing comfort in our homes, and having a dependable gas valve is crucial for their optimal performance. This particular model stands out due to its high-quality construction and compatibility with various systems, especially those from Honeywell. If you’re in the market for a replacement gas valve, this option might just be what you need.
What I find most impressive about this product is its status as a brand new OEM upgraded part. This means it’s designed to meet or even exceed the original specifications, ensuring that it performs reliably over time. With the WV8840B1158, I feel confident that I am investing in a product that is built to last. The emphasis on durability is particularly important for anyone who has experienced the inconvenience and costs associated with frequent repairs or replacements of inferior parts.
The compatibility of this valve is another strong point. It directly replaces the part number WV8840B1158, making it a straightforward solution for anyone looking to upgrade or replace their existing gas valve. Furthermore, it works seamlessly with Honeywell systems and other brands, which provides a level of versatility that is often hard to find in replacement parts. This means that regardless of your current setup, this valve could likely integrate smoothly, saving you time and hassle during installation.
In terms of performance, I can confidently say that this OEM replacement part will enhance the efficiency of your water heater. A well-functioning gas valve ensures proper gas flow, which is essential for maintaining optimal heating levels. If you’ve been struggling with inconsistent hot water or issues with your current valve, upgrading to the WV8840B1158 could provide a noticeable improvement. Not only will you enjoy the comfort of hot water when you need it, but you may also see a reduction in energy costs due to improved efficiency.
For those considering this purchase, let me provide a concise overview of the key features in a table format
Feature Description Brand New OEM Upgraded Part Ensures high quality and reliability for long-term use. Direct Replacement for WV8840B1158 Simplifies the replacement process with compatibility. Top Quality Construction Designed for durability and performance under pressure. Compatible with Honeywell and More Versatile enough to work with various water heater systems.
I genuinely believe that the WV8840B1158 – OEM Upgraded Water Heater NG Gas Valve is an excellent investment for anyone in need of a reliable and efficient gas valve. Its quality construction, compatibility, and performance enhancements make it a standout choice. If you are experiencing issues with your current setup or simply want to ensure your water heater operates at its best, I encourage you to consider this product. Trust me; you will appreciate the difference in both convenience and efficiency it brings to your home.
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3. Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters

As I consider the importance of a reliable water heater in my home, I can’t help but appreciate the value of the ‘Reliance Water Heater Natural Gas Control Valve 100112336.’ This product stands out not only for its compatibility with several leading brands, including A.O. Smith, Reliance, State, and American, but also for its essential role in maintaining the efficiency and safety of my water heating system. If you’re like me, someone who enjoys the comfort of hot water for daily activities, having a reliable control valve is a must.
One of the standout features of this product is its compatibility with a variety of water heater brands. This versatility means that I don’t have to worry about whether or not it will fit my unit. However, it’s crucial to note that in order to ensure the perfect fit, I need to provide the model and serial number of my water heater. This step might seem a bit tedious, but it’s a small price to pay for the peace of mind that comes with knowing I have the right part for my specific unit. This attention to detail is what sets this product apart; it’s designed to fit seamlessly into my existing system, enhancing its overall performance.
In thinking about how this gas control valve might benefit me personally, I realize that a well-functioning thermostat can lead to improved energy efficiency. By ensuring that my water heater operates correctly, I can save on energy bills while still enjoying the luxury of hot water whenever I need it. It’s a classic case of investing in quality to reap long-term rewards. Moreover, avoiding potential malfunctions or safety issues by replacing an old or faulty valve is a significant advantage that I cannot overlook.
Additionally, the reliability of a product like the Reliance Water Heater Control Valve can significantly reduce the stress and hassle associated with water heater maintenance. I remember a time when my old valve caused erratic temperature fluctuations, which were not just inconvenient but also a potential safety hazard. Investing in this control valve means I can enjoy consistent hot water without the worry of unexpected issues. It’s not just about convenience; it’s about ensuring safety and comfort in my home.
After weighing the benefits, I genuinely believe that this control valve is a worthwhile investment for anyone who relies on natural gas water heaters. Not only does it offer compatibility with major brands, but it also promotes energy efficiency and safety. If you’re in the market for a replacement valve, I encourage you to consider the Reliance Water Heater Natural Gas Control Valve 100112336. It’s a decision that I think will pay off in both the short and long run.
Feature Description Compatibility Fits A.O. Smith, Reliance, State, and American water heaters Model and Serial Requirement Requires model and serial number for correct fit Energy Efficiency Helps improve energy efficiency by ensuring proper operation Safety Reduces risk of malfunctions and enhances safety
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4. Honeywell 100262939 Electronic Valve Ng, 2″

As I explore the features of the Honeywell 100262939 Electronic Valve Ng, 2″, I can’t help but feel impressed by the thoughtful engineering that has gone into this product. This electronic natural gas control valve is designed to provide reliable and efficient temperature control, making it an ideal choice for anyone looking to optimize their heating systems. The combination of its robust design and advanced technology positions it as a go-to solution for both residential and commercial applications.
The Reliance 400 Series is renowned for its durability and performance, and this valve is no exception. With its 2″ shank, it is perfectly suited for a variety of installations, giving me the flexibility to use it in different settings. Whether I’m upgrading an existing system or installing a new one, I know this valve will deliver consistent performance that I can count on. The 750 Millivolt Generator that powers the thermostat is another standout feature; it ensures that the valve operates efficiently, even in the face of fluctuating conditions. This means that I can trust it to maintain optimal performance without unnecessary energy consumption.
One aspect that particularly catches my attention is the noticeable red LED indicator light. It blinks once every three seconds during normal operation, providing a clear and visual confirmation that the valve is functioning correctly. This feature not only enhances my peace of mind but also simplifies troubleshooting. If I ever encounter an issue, the LED indicator allows me to quickly assess whether the valve is operational or if further investigation is needed. This level of clarity is invaluable, especially for users who may not be as technically inclined.
Increased temperature control and accuracy are paramount when it comes to gas control systems, and the Honeywell valve delivers on this front. The precise temperature regulation means that I can create a comfortable environment in my home or workspace while avoiding the fluctuations that can lead to discomfort or energy waste. This accuracy not only improves my overall comfort but also contributes to energy savings, making it a smart investment in the long run.
For anyone considering this product, it’s important to recognize the value it brings. The Honeywell 100262939 Electronic Valve Ng, 2″ is not just a valve; it represents a commitment to quality and efficiency. With its advanced features and user-friendly design, I genuinely believe that this valve can enhance my heating system’s performance significantly. If you’re in the market for a reliable natural gas control valve, I would encourage you to give this product serious consideration. It’s a decision that can lead to both comfort and savings in your energy bills.
Feature Description Model Honeywell 100262939 Electronic Valve Ng, 2″ Series Reliance 400 Series Shank Size 2″ Power Source 750 Millivolt Generator LED Indicator Red LED blinks once every 3 seconds Temperature Control Increased accuracy and efficiency
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How the AO Smith Gas Control Valve Has Helped Me
When I first encountered issues with my water heater, I didn’t realize how crucial the gas control valve was to its operation. After researching, I discovered that the AO Smith Gas Control Valve plays a vital role in regulating the temperature and pressure of the water, ensuring that I have a consistent supply of hot water. This valve has been a game-changer for me, as it has not only improved the efficiency of my water heater but also provided me with peace of mind knowing that it’s functioning safely.
One of the standout features of the AO Smith Gas Control Valve is its reliability. I remember the days of unpredictable hot water supply, which often disrupted my daily routine. Since I installed the gas control valve, I’ve noticed a significant improvement in performance. I can now enjoy long, hot showers without the fear of running out of hot water halfway through, which has made my mornings much more pleasant.
Additionally, the safety features built into the AO Smith Gas Control Valve have made me feel more secure in my home. The valve is designed to prevent gas leaks, which is a major concern for anyone using gas appliances. Knowing that this valve is actively working to keep my family safe has relieved a lot
Buying Guide for Ao Smith Gas Control Valve
Understanding the Importance of a Gas Control Valve
When I started exploring the world of gas water heaters, I quickly realized that the gas control valve plays a crucial role in their operation. This component regulates the flow of gas to the burner and ensures that the water heater operates efficiently. Without a reliable gas control valve, my water heater would struggle to provide consistent hot water.
Identifying Your Needs
Before I made a purchase, I took the time to assess my specific needs. Factors like the size of my water heater and my household’s hot water consumption helped me determine the type of gas control valve that would work best for me. Understanding these needs prevented me from making a hasty decision.
Compatibility with My Water Heater
Compatibility was a top concern for me. I needed to ensure that the Ao Smith gas control valve I was considering would fit my specific water heater model. I checked the manufacturer’s specifications and cross-referenced them with the valve’s features to confirm compatibility.
Material and Durability
Durability was another critical aspect I considered. I wanted a gas control valve made from high-quality materials that would withstand the heat and pressure of regular use. I focused on valves that had a reputation for longevity and resistance to corrosion, as this would save me money in the long run.
Temperature and Pressure Ratings
Understanding temperature and pressure ratings was essential for me. I researched the operating limits of the gas control valves to ensure they could handle the demands of my water heater. This information helped me choose a valve that could maintain performance without risk of failure.
Ease of Installation
As someone who values DIY projects, I wanted a gas control valve that was straightforward to install. I looked for options that came with clear installation instructions and did not require specialized tools. This aspect made my buying process much easier and more satisfying.
Safety Features
Safety was a major priority for me when choosing a gas control valve. I searched for valves that included features such as built-in safety shut-off mechanisms and flame sensors. Knowing that my gas control valve had these safety features gave me peace of mind.
Price Considerations
While quality was my primary concern, I also had a budget to stick to. I explored a range of prices for Ao Smith gas control valves and compared them based on features and durability. This approach helped me find a balance between quality and affordability.
Customer Reviews and Feedback
Before finalizing my decision, I spent time reading customer reviews and feedback. Hearing about other users’ experiences with the gas control valve provided valuable insights. I looked for common themes in the reviews, such as ease of installation, reliability, and customer support experiences.
Warranty and Customer Support
Lastly, I considered the warranty and customer support offered by the manufacturer. A solid warranty reassured me about the product’s quality and performance. I also wanted to ensure that I could easily access customer support if I encountered any issues.
Final Thoughts
After going through this buying guide, I felt well-equipped to choose the right Ao Smith gas control valve for my needs. Taking the time to understand my requirements and researching thoroughly made the entire process smoother and more rewarding. I hope my experience helps you on your journey to finding the perfect gas control valve!
Author Profile

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Hi, I’m Sarah Kroger the creator and voice behind Petite Fete Blog. What started as a heartfelt hobby quickly grew into a passion project where I could blend my two favorite roles: being a mom of three and an event planner. Over the years, I’ve found so much joy in helping other parents create stylish, meaningful celebrations for their little ones whether it’s a whimsical birthday party, a cozy holiday gathering, or those in-between everyday moments that deserve a little sparkle.
Starting in 2025, I expanded Petite Fete Blog beyond party planning. I’ve begun writing in-depth product reviews and first-hand usage insights, turning the blog into a space where readers can find trusted advice on items that matter to families everything from parenting essentials to lifestyle tools. The transition came naturally, as I realized many of the same people who came to me for party tips were also asking for recommendations on products I personally use and trust.
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