AO SMITH / WHITE-RODGERS 100272435 Water Heater Gas Valve 37C55U-665 Thermostat

( Brand: Ao Smith / White-rodgers ), ( Manufacturer Part Number: 100272435 ), ( Model: 100272435 37C55U-665 ), ( Type: Water Heater Gas Valve )

Review AO SMITH / WHITE RODGERS Water Heater Gas Valve Thermostat

The AO Smith White-Rodgers 100272435 37C55U-665 water heater gas valve thermostat is a crucial component in ensuring the efficient and safe operation of your natural gas water heater. This thermostat, manufactured by the renowned AO Smith White-Rodgers brand, is meticulously designed to maintain the desired water temperature in your heating system.

The 37C55U-665 model is a replacement part specifically engineered for use in certain AO Smith gas water heaters. Its sleek, cylindrical design fits seamlessly into your existing system, making installation a breeze. The thermostat features a durable, porcelain-coated brass construction, ensuring lasting performance and resistance to corrosion.

The heart of this thermostat lies in its advanced temperature control mechanism. The thermostat is designed to maintain a consistent temperature setting between 120 F and 140 F (49 C and 60 C), as recommended by the U.S. Department of Energy to promote energy efficiency and prevent scalding. This temperature range can be easily adjusted using the conveniently located dial on the thermostat housing.

The 37C55U-665 thermostat also incorporates safety features to protect your water heater and household. It includes a high-limit temperature setting that shuts off the gas valve if the water temperature exceeds safe levels. Additionally, the thermostat features a thermal cutoff switch that disengages the heating element if the water temperature drops too low, preventing potential damage to the heating element.

Replacing a faulty or worn-out gas valve thermostat with the AO Smith White-Rodgers 100272435 37C55U-665 model can help enhance the overall performance and longevity of your gas water heater. By maintaining the optimal temperature setting and ensuring safe operation, this thermostat contributes to energy savings and peace of mind.

Pros and Cons of buying a AO Smith White-Rodgers 37C55U-665 Gas Valve Thermostat

The AO Smith White-Rodgers 37C55U-665 is a gas valve thermostat designed to regulate the temperature of your gas water heater. This component is essential for maintaining an optimal temperature and ensuring the efficient operation of your water heating system. Let's explore the advantages and disadvantages of investing in this particular model.

1. Temperature Control: This thermostat offers precise temperature control, ensuring your water heater maintains a consistent temperature, preventing scalding or insufficient hot water.

2. Durability: AO Smith is a reputable manufacturer known for producing high-quality, durable components. This gas valve thermostat is designed to last, minimizing the need for frequent replacements.

3. Easy Installation: The installation process for this thermostat is generally straightforward, allowing most homeowners to complete the task without professional assistance, saving time and money.

4. Adjustable Settings: The AO Smith 37C55U-665 gas valve thermostat features adjustable settings, allowing you to fine-tune the temperature to your preference.

5. Energy Efficiency: Proper temperature control can lead to energy savings by preventing the water heater from working harder than necessary to maintain consistent temperatures.

1. Cost: Compared to some other thermostat models, the AO Smith 37C55U-665 can be considered relatively expensive. However, the investment may be worthwhile considering its durability and precision.

2. Compatibility: This specific model is designed for use with certain AO Smith water heaters, so ensure it is compatible with your system before making a purchase.

3. Potential for User Error: Incorrect temperature settings can lead to energy waste or discomfort. Be sure to carefully follow the instructions provided to ensure proper installation and operation.

The AO Smith White-Rodgers 37C55U-665 gas valve thermostat offers several advantages, including precise temperature control, durability, easy installation, adjustable settings, and potential energy savings. However, it also comes with some disadvantages, such as a higher cost compared to some alternatives, potential compatibility issues, and the risk of user error. Ultimately, the decision to purchase this thermostat depends on your specific needs, budget, and water heating system. If you require a reliable, accurate, and durable component to maintain optimal temperature control in your water heater, the AO Smith 37C55U-665 is an excellent choice.

Details:

The water heater gas valve/thermostat is a working pull and will come as pictured. R27 You are buying a Used AO Smith White-Rodgers 100272435 37C55U-665 Water Heater Gas Valve / Thermostat.

part #: 100272435 prices

• $145.00-$289.99

specifications wateheat:

• brand: Ao Smith / White-rodgers
• mpn: 100272435
• model: 100272435 37c55u-665
• type: Water Heater Gas Valve

returns wateheat:

• paid by: Buyer
• method: Money back
• policy: Returns Accepted
• time: 30 Days

shipping wateheat:

• transit: 2-6 Days
• class: Standard
• type: Fixed
• service: Standard
• cost: $0.00

seller wateheat:

• city: Detroit, Michigan
• # reviews: 7963
• rating: 98.9%

general wateheat:

• Heating, Cooling Air > Water Heaters > Water Heater Parts
• condition: Used

offer wateheat:

• sold: 0
• quantity: 1
• best offers: True
• options: Ship-to-home
• availability: In Stock
• started: December 11, 2025

payments wateheat:

• credit card: Discover
• wallet: Apple-pay
• other

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