
AP8339 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $19.95 | Condition is New, RHEEM AP8339 Knob, Thermostat, shipping cost = $5.00 | 98.8% |

The Rheem AP8339 Knob Thermostat is a simple yet effective solution for controlling the temperature of your Rheem water heater. This thermostat is designed to provide accurate temperature control, ensuring that your water heater delivers the perfect temperature for your home's hot water needs.
The AP8339 thermostat features a user-friendly knob design, allowing for easy temperature adjustments. The dial is marked with clear temperature indicators, making it simple to set the desired temperature and monitor the current temperature level. The thermostat is also equipped with a built-in temperature lockout feature, which prevents accidental temperature changes and helps maintain a consistent temperature within your water heater.
This thermostat is designed for use with Rheem gas water heaters and is compatible with both residential and commercial applications. It is constructed with high-quality materials, ensuring durability and long-lasting performance. The thermostat is also easy to install, with clear installation instructions provided.
The AP8339 thermostat is an essential component of your water heating system, ensuring that you have a consistent supply of hot water for your home or business. With its simple design, accurate temperature control, and reliable performance, the Rheem AP8339 Knob Thermostat is an excellent choice for maintaining the optimal temperature for your water heater.
Additionally, this thermostat is designed to work efficiently with other Rheem water heater components, such as the gas control valve and thermocouple. This integration helps to ensure optimal system performance and longevity. The thermostat also features a corrosion-resistant design, which helps protect it from the harsh environment inside the water heater tank.
In summary, the Rheem AP8339 Knob Thermostat is a high-performance, user-friendly thermostat designed for use with Rheem gas water heaters. It offers accurate temperature control, a user-friendly knob design, a temperature lockout feature, and is compatible with both residential and commercial applications. Its durable construction, efficient integration with other Rheem components, and corrosion-resistant design make it a reliable and long-lasting solution for maintaining the optimal temperature for your water heating system.
Pros and Cons of Buying Rheem AP8339 Knob Thermostat
The Rheem AP8339 is a popular knob thermostat model designed for use with Rheem heating systems. As with any product, it has its advantages and disadvantages. Here's a detailed analysis of both:
Pros:1. Easy Installation: The Rheem AP8339 thermostat is known for its simple installation process. It can be installed in minutes by following the instructions provided in the user manual.
2. Compatibility: This thermostat is specifically designed for use with Rheem heating systems, ensuring seamless integration and optimal performance.
3. User-friendly: The AP8339 features a large, easy-to-read display and simple knob controls, making it easy for users to adjust temperature settings.
4. Energy Efficient: The thermostat's intelligent temperature control helps maintain a consistent temperature throughout the living space while minimizing energy consumption, potentially leading to savings on heating bills.
5. Durable: The thermostat is built with high-quality materials and components, ensuring long-lasting performance and reliability.
Cons:1. Limited Flexibility: Since it is designed for use with Rheem heating systems only, it may not be a suitable option for those using other brands or types of heating systems.
2. No Programmability: Unlike some more advanced thermostats, the AP8339 does not offer programmable temperature settings, which may be a drawback for those looking for more advanced features.
3. Manual Operation: The thermostat relies on manual adjustments using the knob, which may not be as convenient as using digital buttons or touchscreens found on some other models.
4. No Wireless Connectivity: The AP8339 does not offer wireless connectivity, meaning it cannot be controlled remotely using a smartphone or other devices.
Conclusion:The Rheem AP8339 knob thermostat offers several advantages, including easy installation, compatibility with Rheem heating systems, user-friendly design, energy efficiency, and durability. However, it also has some drawbacks, such as limited flexibility due to its compatibility with only Rheem systems, lack of programmability, manual operation, and no wireless connectivity. If you are looking for a simple, reliable thermostat for your Rheem heating system and are not concerned about advanced features, the AP8339 could be a good choice. However, if you require more flexibility or advanced features, you may want to consider other thermostat models.
Recommendation:If you are in the market for a new thermostat for your Rheem heating system and value simplicity, reliability, and energy efficiency, the Rheem AP8339 knob thermostat is a solid choice. However, if you require advanced features such as programmability, wireless connectivity, or compatibility with non-Rheem systems, you may want to explore other options to find a thermostat that better suits your needs.
Details:
Model number e10/402307, e10/411231.: knob, thermostat, fits brand Rheem, vangaurd, for use with grainger item number 6e769, 6e770, mfr.
specifications centrafurn:
- brand: Rheem
- mpn: Ap8339
- type: Knob, Thermostat
- features: Knob, Thermostat, Fits Brand Rheem, Vangaurd, For Use With Grainger Item Number 6e769, 6e770, For Use With Mfr. Model Number E10/402307, E10/411231
- item height: 4.000
- weight: 0.3000
- fits brand: Rheem, Vangaurd
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
shipping centrafurn:
- transit: 6-12 days
- type: fixed
- service: standard
- class: standard
returns centrafurn:
- paid by: seller
- policy: returns accepted
- time: 60 days
- method: money back
offer centrafurn:
- in stock #: 1
- sold #: 20
- options: ship-to-home
- availability: in stock
- started: february 13, 2025
- price: $19.95
- item condition: New
seller centrafurn:
- # reviews: 37679
- city: buffalo grove, illinois
- rating: 94.9%
payments centrafurn:
- wallet: paypal
- credit card: visa
- other
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