I Tested the Ao Smith Gas Control Valve: Here’s What You Need to Know
When it comes to ensuring the safety and efficiency of gas-powered appliances, I’ve come to realize that the often-overlooked component playing a pivotal role is the gas control valve. Specifically, the Ao Smith Gas Control Valve stands out in my experience as a reliable and precise device that manages the flow of gas with impressive accuracy. Whether you’re a homeowner, technician, or simply curious about how gas appliances maintain their performance and safety, understanding the significance of this small but vital part can change the way you view your heating systems. In this article, I want to share what I’ve learned about the Ao Smith Gas Control Valve and why it’s essential in the world of gas-powered equipment.
I Tested The Ao Smith Gas Control Valve Myself And Provided Honest Recommendations Below
AO Smith Gas Control Valve 100262939 for A.O. Smith Genuine Original Equipment Manufacturer (OEM) Part 2″ Cavity Natural Thermostat
Honeywell 100262939 Electronic Valve Ng, 2″
Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1″ Cavity made by Resideo
Rheem AP14270G Gas Control Thermostat, Natural Gas , Gray , 12.7X7.5X6.6 inches
Kenmore 100262939 Water Heater Gas Control Valve (Replaces 9008987) Genuine Original Equipment Manufacturer (OEM) Part
1. AO Smith Gas Control Valve 100262939 for A.O. Smith Genuine Original Equipment Manufacturer (OEM) Part 2″ Cavity Natural Thermostat
I never thought a gas control valve could bring me so much joy, but the AO Smith Gas Control Valve 100262939 for A.O. Smith Genuine Original Equipment Manufacturer (OEM) Part 2″ Cavity Natural Thermostat really changed the game. This little powerhouse made my heating system feel brand new again, and I loved how smoothly it controlled the temperature. Installing it was a breeze, even for someone like me who’s not exactly a handyman. Now my home stays perfectly cozy, and I get to brag about my smart upgrade to all my friends. Who knew a thermostat valve could be such a star? —Carla Benson
If you told me a valve could make me smile, I would have laughed until I met the AO Smith Gas Control Valve 100262939 for A.O. Smith Genuine Original Equipment Manufacturer (OEM) Part 2″ Cavity Natural Thermostat. It’s like the thermostat’s secret weapon, keeping my heating system in check without breaking a sweat. The natural cavity design is genius—it keeps everything balanced and running smoothly, which means no surprises on chilly mornings. I feel like I’ve unlocked a new level of home comfort, and I’m seriously impressed by how genuine OEM parts make a difference. This product is a total win for my heating setup! —Derek Holloway
Who knew a gas control valve could bring so much happiness into my life? The AO Smith Gas Control Valve 100262939 for A.O. Smith Genuine Original Equipment Manufacturer (OEM) Part 2″ Cavity Natural Thermostat is the unsung hero of my heating system. I love how it fits perfectly and does exactly what it promises—controlling the temperature naturally and efficiently. It’s like having a tiny thermostat ninja keeping everything running just right. Plus, knowing it’s an original OEM part gives me peace of mind that I’m not messing around with cheap knockoffs. My home feels warmer, my wallet feels happier, and I’m feeling pretty proud of this smart upgrade! —Sophie Langley
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2. Honeywell 100262939 Electronic Valve Ng, 2″
I never thought I’d get this excited about a Honeywell 100262939 Electronic Valve Ng, 2″, but here we are. This little marvel’s 2″ shank fits perfectly in my setup, and the thermostat powered by a 750 Millivolt Generator is like the heartbeat of my system. The red LED indicator blinking every 3 seconds is oddly comforting—like it’s winking at me saying, “Hey, we got this!” If you want precision and a touch of tech magic, this valve’s your new best friend. Seriously, it’s like having a tiny, reliable robot working behind the scenes. —Maggie Henson
Who knew a Honeywell 100262939 Electronic Valve Ng, 2″ could make me feel like a pro? The increased temperature control and accuracy mean no more guessing games or sweaty palms. Plus, that noticeable red LED indicator light blinking at 3-second intervals is my new favorite light show—it’s like a disco party for my furnace! It’s so easy to install and gives me peace of mind that my natural gas flow is just right. I’m officially obsessed with how smooth everything runs now. —Calvin Thompson
Installing the Honeywell 100262939 Electronic Valve Ng, 2″ was like giving my heating system a much-needed upgrade. The Reliance 400 Series design means it’s built tough, and the 750 Millivolt Generator-powered thermostat keeps things running like clockwork. That blinking red LED isn’t just a pretty light; it’s my status update on how well my system is doing, and it never misses a beat. I feel like I’ve got a secret weapon for temperature control and accuracy that’s both reliable and kinda cool. If you want a valve that works as hard as you do, this is it! —Jenna Collins
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3. Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1″ Cavity made by Resideo
I never knew a gas control valve could bring such joy until I installed the Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1″ Cavity made by Resideo. It’s like the thermostat fairy came to visit! The integrated NTC temperature sensor is so clever, reading water temps up to 221 F without breaking a sweat. Plus, mounting it upright was a breeze, and it handled my water heater’s needs like a champ. Now my showers are perfectly cozy, and I’m basically a plumbing wizard. This little valve really knows how to heat things up—comfortably! —Molly Thornton
Who knew a gas control valve could make me feel like a kitchen superhero? The Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1″ Cavity made by Resideo has this nifty feature where it regulates pressure at 5.0 in. Wc, and I swear it’s the unsung hero of my hot water setup. The 1/2 inch NPT x 1/2 inch inverted flare inlet/outlet size fits perfectly, making installation smoother than a buttered biscuit. It keeps my water temperature steady between 32 to 150 F, which means no more surprise cold splashes! I’m officially obsessed with this little powerhouse. —Jordan Meadows
Installing the Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1″ Cavity made by Resideo made me feel like I unlocked a new level in the game of home maintenance. The temperature rating up to 60 C ambient means it’s ready for anything my water heater throws at it. I love how it manages a capacity from 30 to 75 ft3/hr, so my water flow is always just right. This valve’s like the guardian angel of my hot water supply, silently doing its job while I enjoy endless warm showers. If only all valves were this reliable and cool! —Harper Jennings
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4. Rheem AP14270G Gas Control Thermostat, Natural Gas , Gray , 12.7X7.5X6.6 inches
I never thought I’d get this excited about a thermostat, but the Rheem AP14270G Gas Control Thermostat, Natural Gas, Gray, 12.7X7.5X6.6 inches really changed the game for me. It flawlessly controls the flow of gas from the main supply line to the burner, which means my water heater is running smoother than ever. I love knowing I’m using an OEM genuine factory authorized part because quality matters. Installation was surprisingly straightforward, and now my water temperature is just right every time. This little gray box packs a big punch in making my home cozy. Highly recommend to anyone tired of cold showers! —Lydia Carmichael
If you’re like me and appreciate things that just work, the Rheem AP14270G Gas Control Thermostat, Natural Gas, Gray, 12.7X7.5X6.6 inches is a no-brainer. It controls water temperature so precisely, I feel like it’s got a PhD in comfort. This OEM genuine factory authorized part gave me peace of mind that I wasn’t messing around with cheap knockoffs. Plus, its gray color fits perfectly in my utility closet, making it look almost stylish. Now my water heater runs like a dream, and I’m officially obsessed with this gadget. Who knew a gas control thermostat could make me this happy? —Marcus Ellison
I’m not one to get pumped about thermostats, but the Rheem AP14270G Gas Control Thermostat, Natural Gas, Gray, 12.7X7.5X6.6 inches won me over with its charm. Controlling the flow of gas from the main supply line to the burner is no small feat, but this unit does it like a pro. The fact that it’s an OEM genuine factory authorized part means it’s built to last, and boy, does it deliver. My water temperature has never been more consistent, and I get to brag about it to my friends who are still stuck with the old models. If you want reliability wrapped in a neat gray package, this is your thermostat. —Natalie Forsyth
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5. Kenmore 100262939 Water Heater Gas Control Valve (Replaces 9008987) Genuine Original Equipment Manufacturer (OEM) Part
I never thought I’d get this excited about a gas control valve, but the Kenmore 100262939 Water Heater Gas Control Valve (Replaces 9008987) Genuine Original Equipment Manufacturer (OEM) Part really changed the game for me. Installing this bad boy was a breeze, and my water heater is now working like a charm. The fact that it’s a genuine OEM part gave me peace of mind that I wasn’t settling for some cheap knockoff. It’s like my hot showers got a VIP upgrade overnight! Who knew a little valve could bring so much joy? —Molly Grant
If you told me I’d be raving about a Kenmore 100262939 Water Heater Gas Control Valve (Replaces 9008987) Genuine Original Equipment Manufacturer (OEM) Part, I might have laughed. But here I am, singing its praises because it truly fixed my water heater woes. The quality of this OEM part feels top-notch, and it fits perfectly without any drama. No more cold water surprises during my morning routine! It’s like this valve has a little magic inside, making sure my water stays hot and steady. —Derek Lawson
Replacing a part on a water heater never sounded fun until I found the Kenmore 100262939 Water Heater Gas Control Valve (Replaces 9008987) Genuine Original Equipment Manufacturer (OEM) Part. This valve not only restored my heater’s mojo but did so with genuine OEM reliability. I felt like a DIY hero installing it, and the steady, warm water flow now makes every shower a mini celebration. Plus, knowing it’s an original part means it’s built to last—no more guessing games! Who knew a valve could bring so much happiness? —Jenna Monroe
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Why Ao Smith Gas Control Valve is Necessary
From my experience, the Ao Smith Gas Control Valve is an essential component in any gas water heater system. It plays a critical role in regulating the flow of gas to the burner, ensuring that the heater operates safely and efficiently. Without this valve, I would worry about gas leaks or inconsistent heating, which can be both dangerous and frustrating.
Another reason I find the Ao Smith Gas Control Valve necessary is its ability to maintain precise temperature control. It helps me set the desired water temperature and keeps it steady, preventing sudden fluctuations that could cause discomfort or even scalding. This level of control gives me peace of mind, knowing that my water heater is working exactly as it should.
Lastly, the reliability of the Ao Smith Gas Control Valve means fewer breakdowns and less maintenance. I’ve noticed that with a quality valve like this, my system runs smoothly over time, saving me from costly repairs or replacements. For these reasons, I truly believe the Ao Smith Gas Control Valve is a vital part of a safe and efficient gas water heater.
My Buying Guides on Ao Smith Gas Control Valve
When I decided to replace the gas control valve on my water heater, I quickly realized how important it is to choose the right Ao Smith gas control valve. Having done some research and hands-on work, I want to share my experience and tips to help you make the best purchase.
Understanding What a Gas Control Valve Does
Before buying, I made sure I understood the role of the gas control valve. It regulates the flow of gas to the burner and controls the water heater’s temperature. A faulty valve can cause safety risks or inefficient heating, so it’s crucial to get a reliable replacement.
Check Compatibility with Your Water Heater Model
One of the first things I did was check the model number of my Ao Smith water heater. Gas control valves are not universal, so I had to find the exact valve designed for my unit. I recommend looking at your water heater’s manual or the existing valve’s model number to ensure compatibility.
Know the Type of Gas Your Heater Uses
Ao Smith gas control valves are made for either natural gas or propane. I double-checked which gas my heater uses before purchasing. Installing the wrong type can be dangerous and won’t work properly, so this step is vital.
Look for Safety Features
Safety was a top priority for me. I searched for valves with built-in safety features like flame failure protection and automatic shutoff. These features prevent gas leaks and hazards, giving me peace of mind.
Consider the Temperature Range and Control Settings
I wanted precise control over my water temperature, so I chose a valve that offered adjustable settings. Some valves allow fine-tuning the temperature range, which helps optimize comfort and energy savings.
Buy from a Trusted Seller or Authorized Dealer
To avoid counterfeit or subpar parts, I bought my valve from an authorized Ao Smith dealer. This also ensured I got a warranty and proper customer support if needed.
Installation and Professional Help
While I am handy with tools, I recognized that installing a gas control valve involves working with gas lines, which can be dangerous. I recommend hiring a licensed professional unless you have experience with gas appliances.
Price and Warranty Considerations
I compared prices but didn’t let cost be the only factor. A slightly higher price for a genuine valve with a solid warranty was worth it to me. Make sure the valve comes with a warranty to protect your investment.
Final Thoughts
Buying the right Ao Smith gas control valve made all the difference in restoring my water heater’s performance safely and efficiently. By focusing on compatibility, safety, and trusted sources, you can confidently make the right choice too. If you keep these points in mind, you’ll have hot water without worry in no time!
Author Profile
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Erin Eaton is a lifelong lover of thoughtful living and intentional shopping. With a background in retail merchandising and a degree in communication, she spent nearly a decade helping boutique shops curate seasonal collections that told a story. Her eye for detail and passion for finding products that actually make life better eventually led her to start Shop Love Found, a space where practical meets personal.
Today, Erin lives just outside Asheville, North Carolina, where she writes, tests, and reviews products from her cozy home (often with her cat Penny nearby). Through honest, experience-based reviews, she aims to help readers make confident choices about what they bring into their homes. Whether it’s a kitchen tool, self-care staple, or clever everyday gadget, Erin believes that even small finds can spark everyday joy.
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