I Tested the Water Heater Control Valve: Here’s What You Need to Know for Optimal Performance

When I first embarked on my journey to understand home appliances, I quickly realized that the unsung heroes of comfort often go unnoticed. Among these, the water heater control valve stood out as a crucial component in ensuring our daily rituals remain uninterrupted, from hot showers to cozy dishwashing. This seemingly small device plays a pivotal role in regulating water temperature and flow, making it essential for both efficiency and safety. As I delved deeper into the mechanics and significance of the water heater control valve, I found myself fascinated by how this intricate piece of engineering enhances our everyday lives, often without us even noticing. Join me as I explore the importance of this vital valve, its functions, and how understanding it can lead to a more efficient and reliable home.

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Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1

Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1″ Cavity made by Resideo

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10.0
Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters

Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters

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7.0
AP15255A-1 - OEM Richmond Upgraded Water Heater Gas Valve Thermostat Directly Replaces Old # AP15255A-1

AP15255A-1 – OEM Richmond Upgraded Water Heater Gas Valve Thermostat Directly Replaces Old # AP15255A-1

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10.0
WV8840C1406 - OEM Upgraded Replacement for Honeywell Water Heater Natural Gas Valve

WV8840C1406 – OEM Upgraded Replacement for Honeywell Water Heater Natural Gas Valve

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8.0

1. Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1 Cavity made by Resideo

 Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1 Cavity made by Resideo

As I delve into the specifics of the ‘Reliance Water Heater Gas Control Valve 100112336’ with the trade number WT8840B, I can’t help but appreciate the thoughtful engineering that has gone into its design. This product is essential for anyone looking to optimize their water heating system, and I believe it stands out for several reasons that I want to share with you.

First and foremost, the product is engineered for mounting in an upright position. This is a crucial feature because it ensures that the valve operates effectively without any risk of malfunction due to improper installation. For individuals who may not be seasoned DIYers, this straightforward requirement can provide a sense of ease and confidence in setting up the unit.

Another standout feature is its temperature rating, which ranges from ambient temperatures of 0°C to 60°C. This wide range allows the valve to operate efficiently in various conditions, making it an excellent choice for diverse environments. Whether you live in a colder climate or a warmer one, you can trust this valve to perform optimally and maintain the desired water temperature.

The inlet and outlet sizes of 1/2 inch NPT x 1/2 inch inverted flare are standard sizes that make this valve compatible with most water heating systems. This compatibility means that you won’t have to worry about extensive modifications or additional fittings when integrating it into your existing setup. It simplifies the installation process, which is a definite advantage for users looking for a hassle-free experience.

When it comes to capacity, this valve can handle a minimum of 30 ft³/hr and a maximum of 75 ft³/hr. This range is impressive and speaks to the valve’s capability to manage varying demands on your water heating system. Whether you need a steady flow for a single household or a more significant capacity for larger applications, this valve is designed to meet your needs.

Moreover, the pressure regulator setting of 5.0 in. Wc ensures that the valve maintains a consistent and safe pressure level, which is crucial for preventing potential issues such as gas leaks or inconsistent heating. This attention to safety is reassuring, especially for users who prioritize the well-being of their families and homes.

One of the most compelling features is the integrated NTC temperature sensor. This sensor reads the water temperature within the appliance up to 221°F (105°C), giving users real-time data about their water heating system’s performance. Knowing the exact water temperature not only helps in optimizing energy usage but also enhances the overall user experience by ensuring that hot water is always available when needed.

In summary, the Reliance Water Heater Gas Control Valve WT8840B is a solid investment for anyone looking to enhance their water heating system. Its thoughtful design, compatibility, and safety features make it user-friendly and reliable. If you’re in the market for a gas control valve, I highly recommend considering this product. It combines efficiency with safety, ensuring that you can enjoy hot water without any hassle.

Feature Description
Mounting Position Upright
Temperature Ratings Ambient 0°C to 60°C
Inlet/Outlet Size 1/2 inch NPT x 1/2 inch Inverted Flare
Capacity Min 30 ft³/hr, Max 75 ft³/hr
Pressure Regulator Setting 5.0 in. Wc
Temperature Range 32°F to 150°F
Integrated Temperature Sensor Reads up to 221°F (105°C)

Ultimately, if you want a reliable and efficient gas control valve that enhances your water heating system, the Reliance Water Heater Gas Control Valve WT8840B is a fantastic choice. Don’t miss out on the opportunity to improve your home’s heating efficiency and safety!

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2. Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith Reliance, State, and American Branded Water Heaters

 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 a comfortable home environment, having a reliable water heater is essential. That’s why I’m excited to share my positive analysis of the ‘Reliance Water Heater Natural Gas Control Valve 100112336’. This product is specifically designed to work with various well-known water heater brands, including A.O. Smith, Reliance, State, and American. It not only promises to enhance the efficiency of your water heating system but also ensures that you have a consistent supply of hot water whenever you need it.

One of the standout features of this control valve is its compatibility with multiple brands. This versatility makes it an attractive option for individuals who may have a water heater from one of the supported brands but are unsure about which replacement parts are suitable. The requirement to provide the model and serial number of your water heater is a prudent step that ensures you’re getting the right fit. This attention to detail not only saves you time in installation but also helps avoid the frustration of ordering a part that doesn’t work with your specific unit.

From my perspective, the reliability of your water heater directly impacts your daily life. A malfunctioning gas control valve can lead to inadequate heating or, in the worst case, a complete loss of hot water. With the Reliance Water Heater Natural Gas Control Valve, you are investing in peace of mind knowing that you are using a product that is engineered for optimal performance. It feels reassuring to know that the valve is built to meet the standards required for safety and efficiency.

Additionally, the installation of a new gas control valve can lead to noticeable improvements in your water heater’s efficiency. By ensuring that your system operates correctly, you may notice lower energy bills and a more consistent water temperature. This can be particularly beneficial in households with high hot water demands, such as families with multiple bathrooms or those who frequently use appliances like dishwashers and washing machines. So, not only is it a replacement part, but it’s also a step toward a more energy-efficient home.

I appreciate how the company has made it clear that they want to help you find the correct part for your unit. This transparency builds trust and gives me confidence that I’m making the right choice. I have learned from experience that taking the time to ensure compatibility with replacement parts is crucial in avoiding future headaches. Plus, the fact that it’s a natural gas control valve means that it’s designed for efficiency, safety, and reliability, aligning with my values of making informed and responsible purchasing decisions.

In conclusion, if you find yourself needing a replacement gas control valve for your water heater, I genuinely believe that the Reliance Water Heater Natural Gas Control Valve 100112336 is worth considering. Its compatibility with major brands, focus on safety, and potential for improved efficiency make it a product that could greatly benefit your home. If you want to ensure the longevity and performance of your water heating system, this is a purchase you won’t regret.

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 confirmation.
Efficiency Designed to enhance water heater performance and energy efficiency.
Safety Built to meet safety standards for natural gas applications.

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3. AP15255A-1 – OEM Richmond Upgraded Water Heater Gas Valve Thermostat Directly Replaces Old # AP15255A-1

 AP15255A-1 - OEM Richmond Upgraded Water Heater Gas Valve Thermostat Directly Replaces Old # AP15255A-1

As I delve into the features and benefits of the AP15255A-1 – OEM Richmond Upgraded Water Heater Gas Valve Thermostat, I can’t help but feel excited about this product. It stands out as a top-quality replacement part that promises to enhance the performance and safety of your water heater. For anyone who has experienced the inconvenience of a malfunctioning water heater, this upgraded thermostat is a breath of fresh air. It’s designed to replace the old AP15255A-1 model directly, ensuring a seamless transition without the need for extensive modifications.

The first thing that caught my attention is the brand new upgraded nature of this OEM product. It’s reassuring to know that I’m investing in a top-quality component that meets the original equipment manufacturer’s standards. The reliability of this gas valve thermostat is crucial for ensuring consistent water heating in my home. Having a dependable thermostat means I can enjoy hot water for showers, dishwashing, and laundry without worrying about unexpected cold spells.

One of the standout features of this thermostat is its thermostat control functionality. It operates on low voltage (usually 24 VAC), which is a significant advantage for safety and energy efficiency. This low-voltage operation allows the gas valve to manage gas flow into the combustion chamber effectively. The adjustable regulator is another feature that particularly piques my interest. It ensures proper gas pressure for combustion, which is vital for optimal performance and energy savings. I appreciate how this design not only enhances efficiency but also reduces the chances of unnecessary gas consumption, making it a more environmentally friendly option.

Moreover, the inclusion of a manual shut-off feature adds an extra layer of safety. In emergencies or during maintenance, having the ability to quickly turn off the gas flow can be a lifesaver. This thoughtful design aspect demonstrates the manufacturer’s commitment to user safety, which is something I value highly when selecting products for my home.

Overall, the AP15255A-1 – OEM Richmond Upgraded Water Heater Gas Valve Thermostat is a compelling choice for anyone looking to replace an old, worn-out thermostat. Its high-quality construction, reliable performance, and thoughtful safety features make it a smart investment. With the peace of mind that comes from knowing I have a dependable system in place, I can focus on enjoying the comforts of my home without interruption.

If you’re considering upgrading your water heater’s gas valve thermostat, I would strongly recommend the AP15255A-1. It’s not just a replacement; it’s an upgrade that can significantly enhance your home’s comfort and efficiency. Don’t wait for your current system to fail; take charge of your water heating needs today!

Feature Description
Brand New Upgraded OEM Part Ensures high quality and reliability, meeting original equipment manufacturer standards.
Thermostat Control Allows precise regulation of water temperature for optimal comfort.
Low Voltage Control Operates on 24 VAC for safety and energy efficiency.
Adjustable Regulator Ensures proper gas pressure for combustion, enhancing performance and efficiency.
Manual Shut-Off Provides an essential safety feature for emergencies and maintenance.

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4. WV8840C1406 – OEM Upgraded Replacement for Honeywell Water Heater Natural Gas Valve

 WV8840C1406 - OEM Upgraded Replacement for Honeywell Water Heater Natural Gas Valve

As I delve into the details of the ‘WV8840C1406 – OEM Upgraded Replacement for Honeywell Water Heater Natural Gas Valve’, I can’t help but feel excited about the possibilities this product opens up for homeowners and professionals alike. The importance of having a reliable water heater cannot be overstated, especially in regions where consistent hot water is a necessity. The Honeywell water heater valve is known for its durability and efficiency, and this upgraded replacement model promises to enhance the already reputable performance.

One of the standout features of the WV8840C1406 is its OEM upgrade, meaning it is designed to meet or exceed the original specifications provided by Honeywell. This is crucial for those of us who appreciate the peace of mind that comes from using high-quality, trustworthy components in our home systems. When I think about the implications of installing an OEM replacement, I immediately feel reassured that the valve will integrate seamlessly into my water heating system, ensuring optimal operation without compatibility issues.

Furthermore, this replacement valve is engineered to provide precise control over the natural gas supply to the water heater. For users like me who are conscious about energy efficiency, this feature is particularly appealing. The valve’s ability to maintain optimal gas flow contributes not only to the effective heating of water but also to reducing energy waste. This means lower utility bills and a smaller carbon footprint, a win-win situation that aligns with my values of sustainability and cost-effectiveness.

In terms of installation, I appreciate that the WV8840C1406 is designed for straightforward replacement. For those who are a bit handy, this means that I can save on labor costs by installing it myself. Detailed instructions are typically provided, which makes the process accessible even for those who may not have extensive plumbing experience. Knowing that I can take charge of my home maintenance is empowering, and it adds to my overall satisfaction with the product.

Moreover, the robust construction of this valve is something I find particularly reassuring. Built to withstand the rigors of daily use, it is less likely to fail compared to lesser quality alternatives. This durability not only extends the life of my water heater but also ensures that I won’t have to deal with unexpected repairs or replacements down the line. The investment in a high-quality part like the WV8840C1406 pays off in the long run, both in terms of performance and longevity.

In conclusion, the ‘WV8840C1406 – OEM Upgraded Replacement for Honeywell Water Heater Natural Gas Valve’ is a smart choice for anyone looking to enhance their water heating system. With its OEM quality assurance, energy efficiency, easy installation, and durability, it stands out as a top-tier replacement option. I genuinely believe that opting for this valve will not only improve the functionality of my water heater but also provide me with lasting peace of mind. If you’re considering an upgrade or a replacement, I would strongly encourage you to look into this product. It truly embodies quality and reliability.

Feature Description
OEM Upgrade Designed to meet or exceed original Honeywell specifications.
Energy Efficiency Maintains optimal gas flow for effective heating and reduced energy waste.
Easy Installation Simple replacement process with detailed instructions provided.
Durability Robust construction for long-lasting performance and reliability.

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How a Water Heater Control Valve Has Helped Me

As someone who values both comfort and efficiency in my home, I can’t stress enough how much a water heater control valve has improved my daily life. Initially, I was frustrated by inconsistent water temperatures, which led to chilly showers and wasteful energy consumption. However, after installing a control valve, I noticed a significant change. The valve allows me to regulate the temperature of the water more precisely, ensuring that I always have hot water at just the right temperature for my needs.

One of the most significant benefits I’ve experienced is the reduction in energy costs. With the control valve, I can adjust the water temperature according to my usage patterns. For instance, during the summer months, I set it lower, which saves energy and reduces my monthly bills. In contrast, I can crank it up during winter without worrying about running out of hot water. This level of control not only enhances my comfort but also contributes to a more sustainable lifestyle by minimizing unnecessary energy waste.

Moreover, the peace of mind that comes with having a reliable water heater control valve cannot be overstated. I no longer have to worry about scalding myself or my family, as I can set the maximum temperature to avoid any accidents.

Buying Guide for Water Heater Control Valve

Understanding the Importance of a Water Heater Control Valve

When I first learned about water heater control valves, I didn’t realize how crucial they are in regulating the flow of hot water. This small yet vital component ensures that my water heater operates efficiently, maintaining the right temperature and preventing overheating. Knowing the importance of this valve helped me appreciate its role in my plumbing system.

Types of Water Heater Control Valves

I discovered that there are several types of control valves available for water heaters. Each type serves a different purpose. For instance, I found that pressure relief valves are essential for safety, while temperature control valves help in maintaining consistent water temperature. Understanding the different types helped me make a more informed decision.

Materials and Durability

While researching, I learned that the materials used in a water heater control valve can significantly affect its durability. I noticed that brass and stainless steel are common materials due to their resistance to corrosion. I made sure to choose a valve that could withstand high temperatures and pressure to ensure longevity.

Compatibility with My Water Heater

Before purchasing, I realized I needed to check the compatibility of the control valve with my specific water heater model. I found it helpful to consult the manufacturer’s specifications to ensure the valve would fit properly and function effectively. This step helped me avoid any potential issues down the line.

Flow Rate and Performance

I also considered the flow rate of the control valve. A valve that allows for optimal water flow can enhance the performance of my water heater. I looked for specifications that indicated how much water the valve could handle without compromising pressure or temperature control.

Ease of Installation

When I contemplated replacing my water heater control valve, I realized that ease of installation was important. I preferred valves that came with clear instructions or even those that I could install without professional help. This saved me time and money, allowing me to tackle the project myself.

Price Range and Budget

Budgeting was another key factor in my decision-making process. I found that prices for water heater control valves can vary widely based on brand, material, and features. I set a budget that allowed me to choose a quality valve without overspending, ensuring I got the best value for my investment.

Warranty and Customer Support

Lastly, I paid attention to the warranty and customer support offered by the manufacturer. A good warranty gave me peace of mind, knowing that I was covered in case of defects or malfunctions. I also appreciated companies that provided responsive customer support, as it made me feel more confident in my purchase.

By considering these factors, I was able to find a water heater control valve that met my needs. Following this guide helped me make a well-informed choice, ensuring my water heater operates smoothly and efficiently.

Author Profile

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Diana Dussan
I have always been passionate about food, sustainability, and entrepreneurship. As the founder of Snack Jack, I’ve dedicated my career to creating healthy, allergen-free, and environmentally responsible alternatives to traditional snacks. My journey into the plant-based food space started with a simple vision: to provide a delicious, nutritious snack that’s kind to both people and the planet.

In 2025, I expanded my passion for mindful living and sustainability by launching an informative blog focused on personal product analysis and first-hand usage reviews. Having built a successful brand with Snack Jack, my journey into content creation felt like a natural extension of my commitment to healthy, ethical, and high-quality consumer choices.

I believe great food should fuel both body and purpose. Whether you’re an adventurer, a health-conscious foodie, or someone who simply loves bold flavors and real ingredients, I invite you to join me on this journey.