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Best 50 Gallon Natural Gas Hot Water Heaters (2024 Update)

If you're looking for a reliable water heater that can provide ample supply for your hot water needs, a 50-gallon natural gas water heater might be the perfect fit for you. However, before purchasing one, there are several factors that you should consider to make sure that you’re getting the best one for your needs.

First and foremost, you need to check the energy efficiency of the hot water heater that you’re planning to buy. It’s important to ensure that the unit you’re investing in uses energy efficiently to help you save on energy costs in the long run. Additionally, you should also consider the size and capacity of the water heater to make sure that it’s suitable for your household’s hot water demands.

To help you get started, here are some questions you might want to ask yourself: What is my household size? What is my required hot water usage? What is my budget? The answers to these questions will guide you in making an informed decision in purchasing the best 50-gallon natural gas hot water heaters that will cater to your needs.

Overall, investing in a 50-gallon natural gas hot water heater can help ensure that you’ll always have hot water available for your daily needs. By taking the time to research and consider your options before buying, you’ll be able to get the most suitable one that will serve you in the long run.

Table of Contents

10 Best 50 Gallon Natural Gas Hot Water Heaters

# Product Image Product Name Product Notes Check Price
1
Ideal for providing hot water on demand in homes using natural gas as a fuel source.
2
This product is ideal for providing hot water on demand for indoor use in small bathrooms for 2-3 persons.
3
Ideal for residential use and provides hot water at multiple points.
4
The product is ideal for providing hot water quickly and consistently indoors, using natural gas.
5
Ideal for heavy-duty commercial use requiring large volumes of hot water and natural gas as a fuel source.
6
It is ideal for residential use to efficiently heat water using natural gas and ensuring safety.
7
This product is ideal for providing efficient and instant hot water in indoor settings using natural gas.
8
This product is ideal for outdoor installation and provides instant hot water with a high water flow rate.
9
This product is ideal for providing hot water in an indoor setting using natural gas and has a high flow rate.
10
This product is ideal for providing hot water in residential or commercial settings with a large demand.
Ideal for providing hot water on demand in homes using natural gas as a fuel source.
This product is ideal for providing hot water on demand for indoor use in small bathrooms for 2-3 persons.
Ideal for residential use and provides hot water at multiple points.
The product is ideal for providing hot water quickly and consistently indoors, using natural gas.
Ideal for heavy-duty commercial use requiring large volumes of hot water and natural gas as a fuel source.
It is ideal for residential use to efficiently heat water using natural gas and ensuring safety.
This product is ideal for providing efficient and instant hot water in indoor settings using natural gas.
This product is ideal for outdoor installation and provides instant hot water with a high water flow rate.
This product is ideal for providing hot water in an indoor setting using natural gas and has a high flow rate.
This product is ideal for providing hot water in residential or commercial settings with a large demand.

1. Rheem Rtgh-84dvln-2 Natural Gas Condensing Tankless Water Heater, Silver , Gray

Introducing a tankless water heater that provides hot water instantly without any waiting time. Not only does it save you time, but it also reduces water waste. This tankless water heater has a low operating cost and high energy efficiency, making it a cost-effective option for your home or office.

The compact and space-saving design of this tankless water heater makes it an ideal choice for those looking to replace their bulky tank water heaters. It's perfect for those who live in small apartments or homes with limited space.

Safety is a top priority of this tankless water heater. It comes equipped with water and gas leak detection systems that will immediately shut down the unit and provide an error code in case of any leaks. You can rest assured knowing that this tankless water heater is designed to keep you and your home safe.

2. Camplux Natural Gas Tankless Water Heater

The Camplux 3.18 GPM Instant Constant Water Heater is the perfect solution for those seeking an endless and constant supply of hot water. This tankless water heater runs on natural gas and delivers up to 3.18 gallons of hot water per minute, making it ideal for small to medium-sized households of 2-3 people.

One of the best features of this heater is that it's activated by water flow instead of water pressure, with a minimum activation water capacity rate of 0.65 GPM and a maximum input rating of 82,000 BTUs. The water connection location and size are at the bottom and 0.5-inch NPT, respectively. Installation is a breeze thanks to the standard 1/2" BSP water fitting and gas inlet, and it comes with a 1/2" BSP female to 1/2" NPT male gas connector adapter for easy hookup to your natural gas pipe.

The Camplux 3.18 GPM Instant Constant Water Heater is designed with a trendy and modern white glassy front panel that is both sleek and easy to use. The LED touchscreen allows for temperature control in Fahrenheit or Celsius, making it easy to adjust the temperature to your desired level. The compact size of this water heater is also a plus, as it saves more space compared to traditional tank heaters.

The outstanding features of the Camplux tankless gas water heater include a copper heat exchanger that is free of oxygen and a v-type stainless steel burner for high heating efficiency of up to 89.98%. The 90° wind isolation design ensures that the heater can withstand backflow wind on high floors. Additionally, the S/S 2.36" vent pipe exhausts harmful gases quickly.

Safety is a top priority with the Camplux 3.18 GPM Instant Constant Water Heater. It features six-in-one protection measures such as dry combustion, a flame failure device, anti-freezing protection, and over-heating protection. The fully automatic temperature controls come with an energy-saving mode and child lock technology for added peace of mind.

It's important to note that the standby electric power of this heater is 2W, and the working electric power is 42W. The natural gas input pressure is 0.25 psi, and there is a pressure relief valve at the water inlet of the water heater. It's recommended to manually unscrew the pressure relief valve to drain the water inside the machine after use to prevent freezing and potential damage when the temperature drops below 32°F in winter.

3. Marey Natural Gas Tankless Water Heater

Introducing a top-of-the-line product that is perfect for anyone seeking a reliable and efficient heating solution. This CSA-certified unit boasts a range of impressive features that make it stand out from the competition.

Equipped with a cutting-edge LED touch screen, this computerized heater offers unparalleled safety and convenience. The flow activation feature ensures that the unit only operates when hot water is needed, reducing energy waste and prolonging the lifespan of the system.

The oxygen-free copper heat exchanger and stainless steel venting exhaust work together to provide superior heat transfer and prevent corrosion, while the anti-freeze protection ensures that the unit can withstand even the harshest winter conditions.

This state-of-the-art heater is UL listed and DOE compliant, ensuring that it meets the highest industry standards for safety and performance. However, it's important to note that the unit's performance may be affected if installed above 2000 feet elevation from sea level.

4. Instant Flow: Natural Gas Water Heater

If you're in need of an instant hot water heater that is easy to use and efficient, then the tankless water heater might be just what you need. Upon turning on the tap, the water heater will instantly produce water at your desired temperature without the need for preheating.

The water heater comes equipped with a high sensitive touch LED display that allows you to easily adjust the temperature between 30℃-65℃. And with 12 upgraded protection methods, including dry burning protection, over 65℃(149°F) protection, and leakage protection, you can be confident in your safety when using this product.

To ensure maximum energy and money savings, this hot water heater adjusts power input based on flow rate and temperature setting in real time. Additionally, it offers summer/winter 2 modes to save up to 60% on your natural gas costs.

Constructed with brushed stainless steel material and built-in oxygen-free copper water tank, this natural gas water heater is both corrosion and high temperature resistant. However, it is important to note that for normal use, this product must be installed with a ventilation and smoke exhaust pipe.

To ensure proper installation, it is important to download and read the installation manual and product manual carefully. The manufacturer also offers a professional technical support team to assist with any questions or concerns you may have about the product.

Please note that this product does not have a serial number. If you are unfamiliar with installing a water heater, it is recommended that you seek professional assistance.

5. Heavy Duty Commercial Gas Water Heater" By American Standard.

The water heater being reviewed is equipped with an Inner Dura glas lined tank that is fired at a high temperature of 1,600°F. This feature ensures optimum protection from the detrimental effects of corrosion, which can significantly reduce the appliance's lifespan. In addition, the tank is lined with non-CFC foam insulation, which maximizes heat retention, thereby minimizing energy consumption and reducing fuel costs.

The product comes equipped with four anode rods, which are designed to act as sacrificial elements, extending the water heater's tank life and reducing corrosive effects. The motorized flue damper is another feature that can help reduce operating costs during standby periods.

This water heater is fully certified and compliant with CSA standards. It has been tested to a pressure of 300 psi and can operate at a maximum working pressure of 150 psi. These certifications ensure that the product is safe and reliable, giving customers peace of mind.

6. Defender Gas Water Heater – High Efficiency 50 Gal

Looking for a reliable and efficient water heater for a household of 3-4 people? Look no further than this natural gas-powered model. With a 50-gallon capacity, it has enough hot water to meet your needs. The heater has a BTU input of 40000 and a quick 1st hour delivery of 81 gallons.

To ensure safe use, this heater features atmospheric venting. It stands at a height of 60.5 inches, with a diameter and depth of 22 inches. The unit weighs approximately 154 pounds and has a vent size of 3 x 4 inches.

This water heater has an energy factor of 0.63 and is not Energy Star rated. It is suitable for plumbing applications and has a water connection of 3/4". The recovery efficiency is 80%, making it a cost-effective choice.

This water heater is backed by a 6-year limited tank warranty and a 6-year limited component parts warranty. It is designed for use at altitudes of up to 2000 feet.

Invest in a water heater that is both reliable and efficient for your household. This natural gas-powered model is the perfect solution for your hot water needs.

7. Efficient And Powerful Indoor Gas Water Heater

This product boasts a range of impressive features that make it a must-have for anyone looking for an efficient and space-saving solution for their hot water needs. With on-demand usage, endless hot water is always available whenever it's needed, eliminating the need to wait for a tank to refill.

Designed to be compact and space-saving, this product is perfect for those who are short on space. It also features computerized safety features that provide peace of mind, including freeze, overheat, surge protection, and troubleshooting diagnostic codes.

Unlike traditional models, this product does not require a pilot light, which means there's no need to worry about any potential hazards. The safety features on this unit are top-notch, ensuring that you can use it with confidence.

This product also meets the 2012 SCAQMD Rule 1146.2 for Ultra-Low NOx Emissions, making it an environmentally friendly option. The primary heat exchanger utilizes commercial-grade copper alloy, which is 25 times more efficient than stainless steel, providing superior heat transfer.

This product comes with integrated controls and a power cord as standard features, making it easy to install and use. With all of these features and more, this product is an excellent choice for anyone looking for a reliable and efficient hot water solution.

8. Fogatti Instagas: Outdoor Tankless Water Heater

For those looking for a space-saving water heating solution, the outdoor installation of this product is a perfect choice. By being installed outside of the living space, it eliminates the need for extra room. The bottom built-in forced DC fan ensures the stability of combustion and energy savings, all while being environmentally friendly. It is important to have licensed professionals install the product in accordance with local building and plumbing codes to ensure safety.

With the heat exchanger's ability to quickly heat water to a maximum of 140°F, there is no need for preheating before use. It can produce approximately 5.1 gallons per minute for 40 minutes, which is enough to produce almost 200 gallons of hot water. This makes it a great option for multi-point water supplies throughout the whole house to meet the family's water needs.

The wire controller cord has a length of 164ft, giving the user control over the water temperature indoors. The burner can be burnt in sections to meet the water temperature demand in all four seasons. The heating power of 1000/s is calculated and controlled by the chip, ensuring that the temperature difference of the water is precisely controlled within ±2°F, giving a stable temperature.

The tankless design of this product is 1/4 the size of a 50 gallon tank water heater, making it easy to install. The highly integrated components also provide greater safety from water pressure surges without the need to install an expansion tank, making it a convenient option.

This product is CSA certified in the USA and Canada and uses the world's most advanced technology to provide superior safety and durability. FOGATTI provides 5 years warranty on the heat exchanger and 2 years warranty on other parts, ensuring excellent quality and service.

9. Rinnai Ru199in Condensing Tankless Hot Water Heater, 11 Gpm, Natural Gas, Indoor Installation

Experience endless hot water supply with this compact, durable, and easy-to-install hot water heater. It provides a powerful and constant stream of hot water with an impressive maximum flow rate of up to 11 gallons per minute. This hot water heater is designed to be energy-efficient, heating water only when necessary, which helps conserve energy and save space.

This hot water heater is equipped with Circ-Logic, which enables instant heating and reduces wait time for hot water through scheduled or on-demand recirculation. It also ensures optimal water pressure, providing you with a high-performance hot water supply system. For optimal performance, professional installation is recommended.

The product comes with a 15-year residential warranty for heat exchanger, 5-year residential warranty for labor, and 1-year residential warranty for parts, ensuring it is guaranteed to last. For added convenience, this hot water heater is also Wifi-enabled, allowing you to monitor its performance from anywhere at any time.

10. Bradford White Bwc Re350t6-1ncww 50gal 240v

Looking for a reliable and efficient water heater? Look no further than this top-of-the-line product, which includes 4500 watt elements for powerful and consistent heating. Unlike some models, this water heater is non-simultaneous, meaning that it heats water one element at a time for maximum efficiency.

One of the key features of this water heater is its protective magnesium anode rod. This rod provides added protection against corrosion, ensuring that your water heater will provide long, trouble-free service for years to come.

When it comes to dimensions, this water heater is designed to fit comfortably in most homes. It measures 23.0" L x 23.0" W x 61.0" H, making it easy to install in a variety of spaces.

Whether you're looking to replace an old water heater or install a new one, this product is a great choice. It's packed with features that make it one of the most reliable and efficient water heaters on the market today. So why wait? Invest in this water heater today and start enjoying hot water whenever you need it!

Best 50 Gallon Natural Gas Hot Water Heaters FAQs

Are there any safety concerns to be aware of when using a 50 gallon natural gas hot water heater?

Yes, there are several safety concerns to be aware of when using a 50 gallon natural gas hot water heater. One of the most important safety concerns is carbon monoxide poisoning. Carbon monoxide is a colorless, odorless gas that is produced when natural gas is burned. It can be deadly if it accumulates in an enclosed space, such as a home. To prevent carbon monoxide poisoning, it is important to ensure that the hot water heater is properly installed and vented. It is also important to have a carbon monoxide detector installed in your home.

Another safety concern is the risk of fire. Natural gas is highly flammable, and a gas leak can quickly lead to a dangerous fire. To prevent fires, it is important to have the hot water heater installed by a professional and to have it inspected regularly.

Finally, it is important to be aware of the risk of scalding. Hot water from the heater can cause severe burns, especially to children and the elderly. To prevent scalding, it is recommended to set the thermostat on the hot water heater to no higher than 120 degrees Fahrenheit.

Can a 50 gallon natural gas hot water heater be used in conjunction with a solar water heating system?

Yes, it is possible to use a 50-gallon natural gas hot water heater in conjunction with a solar water heating system. In fact, it is a common practice to use a backup water heating system, such as a natural gas hot water heater, with a solar water heating system. The solar water heating system can provide hot water during the day when there is sunlight, while the natural gas hot water heater can provide hot water during the night or on cloudy days when there is not enough sunlight to heat the water. The two systems can be connected in parallel, with the solar water heating system connected to the input of the natural gas hot water heater. This way, the water is preheated by the solar system before entering the natural gas hot water heater, which reduces the workload on the natural gas heater, and saves energy.

Can a 50 gallon natural gas hot water heater provide enough hot water for a family of four?

Yes, a 50-gallon natural gas hot water heater can provide enough hot water for a family of four, depending on the household's hot water usage. Generally, a family of four will use about 80-100 gallons of hot water per day, with each person using an average of 20-25 gallons. Assuming that hot water is used evenly throughout the day, a 50-gallon natural gas hot water heater should be sufficient for a family of four. However, if there are times when multiple people need hot water simultaneously, such as during the morning rush, a larger hot water heater may be necessary. It is also important to consider factors such as the efficiency of the hot water heater and the household's water usage habits. Regular maintenance of the hot water heater can also help ensure its continued efficiency and effectiveness.

How difficult is it to install a 50 gallon natural gas hot water heater?

Installing a 50 gallon natural gas hot water heater can be a challenging task and may require the assistance of a professional plumber or HVAC technician. The installation process involves several steps, including shutting off the gas and water supply, draining the old water heater and removing it, connecting the new heater to the gas and water lines, and ensuring proper ventilation.

It is important to follow all safety guidelines and local building codes during the installation process to prevent any accidents or damage. Additionally, if the installation is not done correctly, it can lead to issues such as leaks or improper heating.

Therefore, it is recommended that you hire a licensed and experienced plumber or HVAC technician who can ensure the proper installation of your 50 gallon natural gas hot water heater. They will have the necessary tools, knowledge, and expertise to complete the installation safely and efficiently.

How long does a 50 gallon natural gas hot water heater typically last?

A 50-gallon natural gas hot water heater typically lasts around 8-12 years with proper maintenance. However, its lifespan can be affected by several factors such as the quality of the unit, the frequency of use, the condition of the water supply, and the level of maintenance. If the unit is not maintained properly, it can develop issues like sediment buildup, corrosion, and leaks, which can significantly reduce its lifespan. Regular flushing of the tank, checking the anode rod, and professional inspection can help extend the life of the unit. It is important to keep an eye out for signs of aging such as rust, leaks, and strange noises, and consider replacement if needed. Ultimately, the longevity of the water heater depends on the quality of the unit and how well it is maintained over time.

How often should a 50 gallon natural gas hot water heater be serviced or maintained?

A 50-gallon natural gas hot water heater should be serviced or maintained annually. Regular maintenance can help prolong the life of the unit and ensure it's running efficiently. A professional technician should inspect and clean the burners, check for leaks or corrosion, and test the pressure relief valve. Additionally, the technician can flush the tank to remove any sediment or debris that can accumulate over time, which can negatively impact the unit's performance. It's important to schedule regular maintenance to avoid unexpected breakdowns or costly repairs. It's also a good idea to keep an eye on the unit and look for signs of potential issues, such as unusual noises, leaks, or a decrease in hot water output. If you notice any of these issues, it's best to contact a professional technician to diagnose and address the problem promptly.

What are the important features to consider when selecting a 50 gallon natural gas hot water heater?

When selecting a 50 gallon natural gas hot water heater, there are several important features to consider.

Firstly, the energy efficiency of the water heater should be looked at. It is important to choose a water heater that has a high Energy Factor (EF) rating, as this will determine how efficiently the unit converts fuel into hot water.

Secondly, the recovery rate of the water heater is also important. This refers to how quickly the unit can heat up a new tank of water after the previous one has been used. A higher recovery rate means that hot water will be available more quickly, which is especially important for larger households.

Thirdly, the size and dimensions of the water heater should be considered to ensure it will fit in the desired location.

Fourthly, the warranty offered by the manufacturer should be reviewed to ensure that it covers the expected lifespan of the water heater.

Lastly, it is important to choose a reputable brand with a good track record, as this will ensure that the unit is reliable and long-lasting.

What are the top-rated 50 gallon natural gas hot water heaters on the market?

There are several top-rated 50 gallon natural gas hot water heaters available in the market. One of the most popular models is the Rheem Performance Platinum 50 Gal Gas Water Heater. It has a high energy efficiency rating of 0.70 EF and features a self-diagnostic system that alerts you in case of any potential issues. Another great option is the Bradford White RG250T6N 50 Gallon Natural Gas Water Heater, which is known for its durability and reliable performance. It has a high first hour rating of 80 gallons and a fast recovery rate, ensuring you have hot water when you need it. Additionally, the AO Smith GPVL-50 ProMax Power Vent Gas Water Heater is another top-rated model that is known for its energy efficiency and low NOx emissions. It has a 0.70 EF rating, which makes it Energy Star certified, and features a power venting system that allows for flexible installation options.

What is the average price range for a 50 gallon natural gas hot water heater?

The average price range for a 50 gallon natural gas hot water heater can vary depending on several factors. The brand, model, and features of the unit can all affect the price. On average, a basic 50 gallon natural gas hot water heater can cost anywhere from $500 to $800. Higher-end models with additional features such as increased energy efficiency, advanced safety features, and longer warranties can cost upwards of $1,000 or more. The cost of installation by a licensed plumber will also need to be factored in, which can range from a few hundred to a thousand dollars depending on the complexity of the installation and local labor costs. It's recommended to do research and compare prices and features before making a purchase to ensure you get the best value for your money without sacrificing quality and performance.

Which 50 gallon natural gas hot water heater offers the best energy efficiency?

When it comes to 50-gallon natural gas hot water heaters, there are several models available in the market that offer high energy efficiency. One of the most popular and efficient models is the Rheem Performance Platinum 50 Gal. Tall 12 Year 40,000 BTU Natural Gas Tank Water Heater. This model has an Energy Star rating and is designed to offer significant energy savings compared to traditional water heaters.

Another efficient option is the AO Smith Signature Premier 50-Gallon Tall 12-Year Limited 40000-BTU Natural Gas Water Heater. This model also has an Energy Star rating and features advanced technology that ensures efficient water heating while minimizing standby heat loss.

Lastly, the Bradford White RG250T6N 50 Gallon Tall Atmospheric Vent Water Heater is another option that provides high energy efficiency. It features a Vitraglas lining that prevents corrosion and extends the life of the tank, while its advanced diagnostics system ensures optimal performance and energy savings.

Overall, all these models offer high energy efficiency and are great options for those looking to save on energy bills while enjoying consistent hot water supply.