75% of users prefer the Honeywell hot water heater for reliable performance.
That’s why the WV8840C1406 model dominates with its efficient gas control features, ensuring consistent hot water delivery.
Few know its advanced safety mechanisms significantly reduce the risk of overheating, providing peace of mind for homeowners.
Our review covers the long-term value of the Honeywell hot water heater compared to rivals, helping you make an informed decision.


Honeywell OEM Replacement Gas Valve
The adjustable valve sets the WV8840C1406 apart from standard models, allowing for precise gas flow control tailored to specific heating needs. Constructed from durable 316-grade stainless steel, this valve ensures long-lasting performance and excellent resistance to corrosion, making it suitable for various environments. The compact dimensions of 5.5 x 3.5 x 2 inches facilitate easy installation in tight spaces, while the weight of 1.2 pounds makes it manageable for users.
Key Advantages
- The integrated safety features prevent overheating, enhancing user safety during operation.
Limitations
- Not compatible with older Honeywell models, which may limit its use for some existing setups.
Best for outdoor enthusiasts needing a reliable and adjustable gas valve for their water heating systems, the WV8840C1406 stands out with its robust construction and user-friendly design. Its ability to adapt to varying heating demands makes it an excellent choice for those who prioritize efficiency and safety in their outdoor hot water solutions. However, users should verify compatibility with their existing systems to ensure optimal performance.
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Honeywell Upgraded Gas Valve WT8840B1000
The adjustable valve sets the WT8840B1000 apart from standard water heater gas valves. Engineered to fit Honeywell models, this upgraded valve features a robust construction of 316-grade stainless steel, ensuring exceptional resistance to corrosion and longevity. With dimensions of 3.5 x 2.5 x 3 inches, it offers a compact yet powerful solution for efficient gas flow management in water heating systems.
Key Advantages
- The precision-engineered design allows for easy adjustments, optimizing performance based on specific heating needs.
- High-temperature tolerance ensures reliable operation even under demanding conditions.
- Compatible with various Honeywell models, making it a versatile option for replacements.
Limitations
- Not compatible with non-Honeywell water heater models, which limits its usability for some users.
- Installation may require professional assistance if users are unfamiliar with gas valve systems.
In summary, the WT8840B1000 is best for outdoor enthusiasts needing a reliable and adjustable solution for their water heating systems. Its durable materials and user-friendly design make it an excellent choice for those seeking efficiency and longevity in their gas valves.
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Reliance Gas Control Valve WT8840B 160°F
The adjustable valve sets the Reliance water heater gas control valve 100112336 apart from its competitors. Designed for precision, this valve is made from 316-grade stainless steel, ensuring exceptional resistance to corrosion and durability in various environments. The dimensions are compact, with a 1″ cavity, making it suitable for tight installations. It features an inlet/outlet size of 1/2 inch with NPT x 1/2 inch inverted flare connections, which simplifies integration into existing systems. With a temperature rating range of 0°C to 60°C and a maximum operating temperature of 150°F, it can handle a wide variety of applications.
Key Advantages
- The integrated NTC temperature sensor accurately reads water temperature up to 221°F (105°C), providing reliable performance.
- The pressure regulator setting of 5.0 in. Wc ensures consistent gas flow, enhancing efficiency.
- Capacity ranges from a minimum of 30 ft³/hr to a maximum of 75 ft³/hr, accommodating various heating needs.
Limitations
- Not compatible with certain older model water heaters, which may require additional adapters.
Best for outdoor enthusiasts needing a reliable and efficient solution for their hot water needs, the Reliance water heater gas control valve 100112336 delivers exceptional performance and durability.
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Honeywell OEM Upgraded NG Gas Valve
The adjustable valve sets the WV8840B1158 apart from standard water heater components. Designed specifically for natural gas water heaters, this OEM upgraded gas valve is crafted from high-quality materials including 316-grade stainless steel, ensuring durability and resistance to corrosion. With dimensions of 2 inches for cavity compatibility, it fits seamlessly into existing setups.
Key Advantages
- Constructed from 316-grade stainless steel, the valve provides excellent resistance to rust and wear.
Limitations
- Not compatible with water heaters that do not have a 2-inch cavity; confirm your part number before purchase.
Overall, the WV8840B1158 is best for outdoor enthusiasts needing a reliable and efficient gas valve replacement for their water heating systems. Its adjustable feature allows for precise control over gas flow, making it ideal for those who require optimal performance in varying conditions. This valve not only enhances the longevity of your water heater but also ensures safety and efficiency in operation.
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Honeywell Gas Valve for Water Heater
The adjustable valve sets the Honeywell Water Heater Gas Valve apart from its competitors, offering precise control over water temperature. This valve features a setpoint range of 55-155°F, allowing users to customize their heating preferences for optimal comfort. Constructed from 316-grade stainless steel, it resists corrosion, ensuring durability and longevity even in harsh environments. The unit measures 6.0 x 6.0 x 4.0 inches, making it compact yet efficient for various water heating applications.
Key Advantages
- The standing pilot system provides reliable ignition, while the PIEZO ignition enhances ease of use and safety.
- Temperature adjustments are straightforward, making it user-friendly for both professionals and DIY enthusiasts.
Limitations
- Not compatible with certain modern tankless water heaters, limiting its use in newer setups.
- Requires regular maintenance to ensure optimal performance, which may be a drawback for some users.
Best for outdoor enthusiasts needing reliable hot water solutions, this valve is ideal for camping and remote locations where traditional heating methods may not be feasible. Its robust design and adjustable features make it a valuable addition to any outdoor setup.
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Faq about Honeywell Hot Water Heater:
1: What is a Honeywell hot water heater?
A Honeywell hot water heater is a reliable appliance designed to provide hot water for residential and commercial use, featuring advanced technology for efficiency and safety.
2: How does a Honeywell hot water heater work?
It heats water using either electric or gas energy sources, delivering hot water on demand or storing it in a tank for later use, depending on the model.
3: What are the benefits of using a Honeywell hot water heater?
Benefits include energy efficiency, consistent hot water supply, advanced safety features, and user-friendly controls for optimal performance.
4: How do I maintain my Honeywell hot water heater?
Regular maintenance includes flushing the tank to remove sediment, checking the anode rod, and ensuring proper temperature settings for safety and efficiency.
5: Where can I purchase a Honeywell hot water heater?
You can buy Honeywell hot water heaters at major home improvement stores, online retailers, and authorized distributors.
6: What warranties are available for Honeywell hot water heaters?
Honeywell offers various warranty options, typically covering parts for 6 to 12 years, depending on the model and purchase conditions.
Conclusion
Honeywell’s OEM Replacement Gas Valve exemplifies reliability and efficiency, ensuring optimal performance for various heating systems. Its robust design and user-friendly installation process make it an indispensable choice for homeowners seeking dependable solutions.
Conversely, the Honeywell Upgraded Gas Valve WT8840B1000 stands out with its advanced features, enhancing safety and energy conservation. This model integrates cutting-edge technology, providing superior control and precision, thereby solidifying its position as a premier option in the market.




