AO SMITH AT-H3J-DV-N Natural Gas Tankless Demand Water Box Heater

( Brand: Ao Smith ), ( Manufacturer Part Number: AT-H3J-DV-N ), ( Power Source: Gas ), ( Ec Range: A E ), ( Color: Silver ), ( Water Connection: 3/4 In Npt ), ( Type: Tankless Water Heater/boiler ), ( Unit Type: Unit ), ( Water Connection Location: Bottom ), ( Energy Star: 5 Stars ), ( Heating System: Instantaneous ), ( Voltage: 240 V ), ( Item Height: 17 In ), ( Amperage: 60 A ), ( Jacket Diameter: Heater ), ( Btu/h Heating Rating: 15000/160000 Btu ), ( Features: Digital Display, Compact, Adjustable Thermostat, Automatic Shut Off, Digital, Programmable, Thermostat, Vented ), ( Water Temperature Range: 80 F To 120 F ), ( Mounting Location: Wall ), ( Power: Greater Than 10000 W ), ( Item Width: 11 In )

Review AO SMITH Natural Gas Tankless On Demand Water Heater New No Box

Introducing the AO Smith AT-H3J- dv-N Natural Gas Tankless Demand Water Heater, a high-performance and energy-efficient solution for your hot water needs. This innovative water heater is designed to provide an endless supply of hot water on demand, eliminating the need for a storage tank.

The AT-H3J-dv-N model is a condensing unit, which means it utilizes the heat in the exhaust gases to preheat the incoming cold water, resulting in increased efficiency and energy savings. With a maximum input of 199,000 British Thermal Units (BTUs) per hour, this powerful water heater can deliver a flow rate of up to 7.5 gallons per minute at a temperature rise of 35 degrees Fahrenheit.

This water heater is also equipped with advanced features to ensure optimal performance and longevity. The patented TruComfort technology modulates the output of the heater based on the demand for hot water, providing a consistent temperature and maintaining energy efficiency. It also comes with a built-in recirculation system, which reduces the wait time for hot water at the faucet and saves water by preventing the waste of running water.

The AT-H3J-dv-N model features a compact size, making it an excellent choice for installations with limited space. It is also designed with easy installation in mind, with a front-access control panel, copper electrical terminals, and a side wall venting kit. The unit is also equipped with a digital display, which allows for easy monitoring and adjustment of the temperature settings.

The AO Smith AT-H3J-dv-N Natural Gas Tankless Demand Water Heater is built to last, with a heavy-duty stainless steel heat exchanger and a durable copper primary heat exchanger. It also comes with a 15-year heat exchanger warranty and a 5-year parts warranty, ensuring peace of mind and long-term value.

In summary, the AO Smith AT-H3J-dv-N Natural Gas Tankless Demand Water Heater is a high-performance and energy-efficient solution for your hot water needs. With its powerful output, advanced features, compact size, and durable construction, it is an excellent choice for homeowners looking to save energy, reduce their carbon footprint, and enjoy an endless supply of hot water on demand.

AO Smith AT-H3J-DS-N Natural Gas Tankless Water Heater: Pros, Cons, and Conclusion

The AO Smith AT-H3J-DS-N is a natural gas tankless water heater that offers on-demand hot water. In this analysis, we will discuss the key benefits (pros) and drawbacks (cons) of purchasing this model, followed by a conclusion and recommendation.

1. Energy efficiency: Tankless water heaters, like the AO Smith AT-H3J-DS-N, only heat water when it's needed, reducing energy consumption and saving money on utility bills.

2. Infinite hot water: With tankless technology, there's no limit to the amount of hot water you can use at once. This is an advantage for larger households or families with multiple users.

3. Long lifespan: Tankless water heaters typically last longer than traditional tank models due to fewer moving parts and less wear and tear.

4. Space-saving design: The compact size of tankless water heaters allows for easy installation in smaller areas, saving valuable floor space.

5. Recovery rate: The AO Smith AT-H3J-DS-N has a fast recovery rate, meaning it can heat water quickly and efficiently, providing virtually endless hot water.

1. Initial cost: Tankless water heaters, like the AO Smith AT-H3J-DS-N, have a higher upfront cost compared to traditional tank models.

2. Installation complexity: Tankless water heaters require professional installation, which can add to the overall cost.

3. Potential for uneven water temperature: Some users have reported inconsistent water temperature with tankless models, which can be a drawback for those who prefer a consistent temperature.

4. Potential for water hammer: The rapid delivery of hot water can cause water hammer, which is a loud banging noise that can be disruptive.

5. Requires a dedicated electricity source: Tankless water heaters need a dedicated electricity source for the ignition system, which can add to the installation cost and complexity.

The AO Smith AT-H3J-DS-N natural gas tankless water heater offers several advantages, including energy efficiency, infinite hot water, long lifespan, space-saving design, and fast recovery rate. However, it also comes with some drawbacks, such as a higher initial cost, installation complexity, potential for uneven water temperature, and water hammer.

Despite these cons, the benefits of a tankless water heater, such as energy savings, space savings, and virtually endless hot water, often outweigh the disadvantages for many homeowners. Therefore, the AO Smith AT-H3J-DS-N is a solid choice for those looking for a high-performance, energy-efficient water heating solution.

If you're in the market for a new water heater and are considering a tankless model like the AO Smith AT-H3J-DS-N, it's important to weigh the pros and cons carefully. Consider your budget, installation options, and hot water usage needs to determine if this model is the best fit for your home. If the benefits outweigh the drawbacks for your situation, the AO Smith AT-H3J-DS-N natural gas tankless water heater is a recommended purchase.

Details:

New In Box won't last long. It features an instantaneous heating system, adjustable thermostat, and programmable settings for added convenience. With a 5-star energy efficiency rating and wide water temperature range of 80 F to 120 F, this tankless heater from trusted brand like AO Smith offers reliable cost-effective hot solutions for any home or garden heating needs. Call or Andy 331 316 4534 Thanks The AO Smith Natural Gas Tankless On Demand Water Heater, AT-H3J-DV-N, is a high-powered water heater that operates on gas and has compact design, making it suitable for wall mounting.

part #: ath3jdv prices

• $550.00-$849.99

specifications wateheat:

• brand: Ao Smith
• mpn: At-h3j-dv-n
• power source: Gas
• ec range: A E
• color: Silver
• water connection: 3/4 In Npt
• type: Tankless Water Heater/boiler
• unit type: Unit
• water connection location: Bottom
• energy star: 5 Stars
• heating system: Instantaneous
• voltage: 240 V
• item height: 17 In
• amperage: 60 A
• jacket diameter: Heater
• btu/h heating rating: 15000/160000 Btu
• features: Digital Display, Compact, Adjustable Thermostat, Automatic Shut Off, Digital, Programmable, Thermostat, Vented
• water temperature range: 80 F To 120 F
• mounting location: Wall
• power: Greater Than 10000 W
• item width: 11 In

payments wateheat:

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

seller wateheat:

• # reviews: 0
• city: Chicago, Illinois
• rating: 0.0%

shipping wateheat:

returns wateheat:

• policy: No Returns

offer wateheat:

• quantity: 1
• availability: In Stock
• best offers: True
• options: Seller-arranged-local-pickup
• sold: 0
• started: August 27, 2025

general wateheat:

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

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