A. O. SMITH GT15-110U-0 Tankless Water Heater A.o. 140 000-BTU

( Brand: A. O. Smith ), ( Manufacturer Part Number: GT15-110U-0 ), ( Power Source: Corded Electric ), ( Ng: Natural Gas, Propane Gas ), ( Water Connection: 3/4 In Npt ), ( Type: Tankless Water Heater/boiler ), ( Manufacturer Warranty: 15 Years ), ( Heating System: Instantaneous ), ( Voltage: 110/120 V ), ( Item Height: 21 In ), ( Amperage: 15 A ), ( Features: Digital Display ), ( Btu/h Heating Rating: 140, 000 Btu ), ( Water Temperature Range: 100 F To 140 F ), ( Item Width: 14 In )

Review A. O. SMITH Gt15-110u-0.o. Tankless Water Heater 140 Btu Model #gt15-110u-0

The Smith GT15-110U-0 AO Tankless Water Heater is a high-performance and energy-efficient solution for your hot water needs. This model is part of the GT15 series, which is known for its superior heating capacity and advanced technology.

This tankless water heater is designed to deliver a continuous flow of hot water, making it an excellent choice for larger homes or businesses with high hot water demand. The unit is capable of providing up to 140,000 BTUs of input and 110,000 BTUs of output, ensuring that you have an ample supply of hot water for multiple applications at once.

One of the standout features of the Smith GT15-110U-0 AO Tankless Water Heater is its advanced condensing technology. This feature allows the unit to extract more heat from the same amount of fuel, resulting in significant energy savings and reduced greenhouse gas emissions. The unit also comes with an Energy Star certification, making it an eco-friendly choice for your home or business.

The unit's compact and wall-mounted design makes it easy to install and space-saving. It measures only 17 inches by 15 inches by 3 inches, making it a great fit for limited spaces. The unit also comes with a user-friendly digital display that shows temperature settings and diagnostic information, making it easy to operate and maintain.

The Smith GT15-110U-0 AO Tankless Water Heater is built to last with high-quality materials and components. It features a stainless steel heat exchanger that is resistant to corrosion and scale build-up, ensuring reliable and efficient performance for years to come. The unit also comes with a built-in recirculation system that helps reduce water waste and save energy by delivering hot water to your faucets faster.

This tankless water heater also comes with advanced safety features, including an automatic low water shut-off, overheat protection, and a freeze protection feature that keeps the unit from freezing in cold temperatures. The unit is also compatible with both natural gas and propane fuel sources, providing flexibility for different installation scenarios.

Overall, the Smith GT15-110U-0 AO Tankless Water Heater is an excellent investment for those looking for a high-performance, energy-efficient, and space-saving solution for their hot water needs. With its advanced technology, reliable performance, and user-friendly design, this unit is sure to provide you with a continuous supply of hot water for years to come.

The Smith GT15-110U-0140 is a tankless water heater model from Smith Water Heaters. This model is known for its compact size, energy efficiency, and ability to deliver a consistent hot water supply. Here are some pros and cons of buying this particular model:

1. Energy Efficient: Tankless water heaters, in general, are more energy-efficient compared to traditional tank heaters. The Smith GT15-110U-0140 is no exception. It has an Energy Factor (EF) rating of 0.82, which is relatively high for a tankless heater in its class.

2. Compact Size: The unit's compact size makes it an excellent choice for small spaces or installations where a large tank heater would be impractical. It measures only 15 inches in height, 11 inches in width, and 3 inches in depth.

3. Consistent Hot Water Supply: Tankless water heaters provide a continuous hot water supply since they heat water on demand. This feature is particularly beneficial for households with high hot water usage.

4. Long Lifespan: Tankless water heaters typically have a longer lifespan than traditional tank heaters due to the absence of a storage tank. The Smith GT15-110U-0140 has a life expectancy of around 20 years.

5. Low Maintenance: Tankless water heaters require minimal maintenance since they do not have a storage tank to maintain.

1. Initial Cost: Tankless water heaters tend to be more expensive upfront than traditional tank heaters. The Smith GT15-110U-0140 is no exception, with an average price of around $1,200.

2. Limited Hot Water Output: The Smith GT15-110U-0140 can only produce a maximum of 140,000 BTUs per hour, which may not be sufficient for large households with multiple bathrooms or high hot water usage.

3. Cold Water Sandwich Effect: This phenomenon occurs when there is a sudden increase in hot water demand, causing the temperature of the water in between to drop slightly. This effect can result in a brief period of cold water before the heater can catch up and deliver hot water again.

The Smith GT15-110U-0140 is an excellent choice for small households or installations where space is a concern. Its energy efficiency, compact size, and consistent hot water supply are significant advantages over traditional tank heaters. However, its higher upfront cost and limited hot water output may be drawbacks for larger households or those with high hot water usage. Ultimately, it's essential to weigh these pros and cons against your specific needs and budget before making a purchase decision.

If you're looking for a tankless water heater for a small household with modest hot water usage, the Smith GT15-110U-0140 is an excellent option. Its energy efficiency, compact size, and consistent hot water supply make it a worthwhile investment. However, if you have a larger household or high hot water usage, you may want to consider a more powerful tankless water heater or a traditional tank heater with a larger capacity.

Details:

It features a digital display for easy monitoring and comes with manufacturer warranty of 15 years, ensuring long-term reliability peace mind. With a btu /h heating rating of 140,000 btu , this tankless water heater provides ample hot for household use. With a heating system designed for instantaneous tankless heating, it delivers hot water quickly and efficiently. Smith tankless water heater model #GT15-110U-0 is a high-performance, energy-efficient perfect for home use.

part #: gt15110u0 price

• $700.00

specifications wateheat:

• brand: A. O. Smith
• mpn: Gt15-110u-0
• power source: Corded Electric
• ng: Natural Gas, Propane Gas
• water connection: 3/4 In Npt
• type: Tankless Water Heater/boiler
• manufacturer warranty: 15 Years
• heating system: Instantaneous
• voltage: 110/120 V
• item height: 21 In
• amperage: 15 A
• features: Digital Display
• btu/h heating rating: 140, 000 Btu
• water temperature range: 100 F To 140 F
• item width: 14 In

offer wateheat:

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

returns wateheat:

• policy: No Returns

shipping wateheat:

• type: Calculated
• transit: 3-6 Days
• cost: $26.35
• class: Expedited
• service: FedEx 2Day
• carrier: FedEx

general wateheat:

• Heating, Cooling Air > Water Heaters > Tankless Water Heaters
• condition: New

payments wateheat:

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

seller wateheat:

• rating: 100.0%
• city: Austin, Texas
• # reviews: 270

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