10 Best Water Heater Brands Leading the Market in 2024

Overview

Water heaters are the most notable appliances in every house. They ensure that hot water is always available for personal and household needs. These tasks encompass taking a shower, washing dishes, and doing laundry. The market value for the world’s water heaters is estimated to reach 33.8 billion dollars in 2023, according to the experts. These forecasts, in addition, suggest that it will increase by 5.2% annually in the period from 2023 to 2028.

The green mindset is spreading rapidly, and people are increasingly concerned about energy conservation and sustainability. And because of this, they need to have more efficient water heating alternatives. The latest survey of the U.S. Energy Information Administration was conducted. The study has proved that water heating consumes about 18% of the energy in US households.

In this blog post, we will discuss the top 10 water heater brands in 2024 to help you make an informed decision when choosing the right water heaters. We will talk about their new technologies and energy saving techniques. Additionally, we will review the satisfaction of customers and analyze the market share of these best brand water heaters. These different brands have always proven their dedication to manufacture top-quality and dependable water heaters by producing them. Their heaters are adapted to the different customer requirements throughout the planet.

List of 10 Best Water Heater Brands

Brand	Founded	Key Products	Special Features and Strengths
JNOD	2009	Electric water heaters, tankless water heaters, boiling water dispensers	Smart features, remote control via app, ETL certification, energy efficient, contemporary designs
Rheem	1925	Gas water heaters, tankless water heaters, hybrid heat pump models	Durable, variety of models, preferred in tough conditions, energy efficient, space-saving designs
Noritz	1951	Tankless gas water heaters, condensing technology	Continuous hot water supply, compact and easy installation, energy efficient, suited for residential and commercial use
State Water Heaters	1946	Residential and commercial water heaters, solar water heaters	Emphasis on solar energy, energy efficient, reliable, caters to diverse climates
Viessmann	1917	Gas, oil, solar thermal, biomass water heaters	Family-owned, eco-friendly, uses renewable energy sources, robust quality control
Ferroli	1955	Gas and electric water heaters, solar heating systems	Focus on sustainability and durability, integration of solar technology, innovative heating solutions
Lochinvar	1939	High-efficiency water heaters, boiler systems	Pioneering condensing technology, energy savings over 98% efficiency, advanced control systems
V-Guard	1977	Electric water heaters, solar water heating systems	Tailored for Indian market conditions, robust design, focuses on renewable energy, cost-effective
Whirlpool	1911	Electric and gas water heaters, hybrid water heaters	Hybrid technology combining gas and electric, innovative tankless models, strong customer service
Kenmore	1913	Electric and gas water heaters, hybrid systems	Long history, energy-efficient hybrid systems, suitable for various household sizes, environmental focus

The chart above presents the list of the top 10 water heater brands that are currently dominating the market in 2024. In addition to that, it will demonstrate the country of origin for each brand. These brands were chosen for several reasons. The first feature is their high performance and power efficiency. The second thing is that they use the most recent technology. The third aspect is the fact that their customers are very happy with both the upfront cost and the long-term operating cost.

Each of the companies has a solid reputation of producing durable and dependable water heaters. They have products which meet the various requirements of customers around the world.

In the following paragraphs, we will see each brand in more detail. We will go through the qualities that make them unique and what sort of products they offer. We will also look at the reasons that have led to their dominance in the water heater market.

JNOD

• Recommendation Rating: ☆☆☆☆☆
• Founded: 2009
• Location: Shunde, Guangdong, China
• Employee: 500+
• Key Products: Electric water heaters, tankless water heaters, boiling water dispenser

Jnod, founded in 2009 and based in China, has become one of the most popular water heater brands in the world. Jnod, which is famous for its cutting edge, contemporary designs and advanced energy saving features, has smart features that can be controlled and adjusted remotely by the user via a mobile app. These water heater options are ideal for urban dwellings with limited space, and they can lead to significant savings on your utility bills in the long run.

Jnod, which is a technology leader, owns over 40 patents, which put the company in the forefront in terms of product functionality and efficiency. It is noteworthy that the company is the first one in the industry to achieve the ETL certification independently, which further highlights its focus on safety and quality. Furthermore, Jnod as well has successfully passed through the GCC and SASO energy certifications, that show its compliance with international standards. In the same period, Jnod teamed up with Ace Hardware of Saudi Arabia, which contributed to the continued growth in the Middle Eastern market.

Jnod provides complete OEM and ODM solutions which make it possible to create customized solutions fitting to different customers’ needs. Jnod is exporting to more than 50 countries and its electric water heaters are in demand on the global market, especially in Europe and North America where the brand is recognized for its commitment to green technology and innovation.

Jnod, on the other hand, has decided to conduct research and development activities with the aim of improving user-friendliness and reducing environmental impact. This innovation spirit of the Jnod means that their electric models always have the highest efficiency and reliability, which in turns makes the company a leader in the electric water heater market.

Rheem

• Recommendation Rating: ☆☆☆☆☆
• Founded: 1925
• Employee: 7,000
• Key Products: Gas water heaters, tankless water heaters, hybrid heat pump models

Rheem, a major American company that started business in 1925, produces both residential and commercial water heaters. Thanks to the reputation of Rheem for manufacturing rugged and durable products, Rheem water heaters are made in such a way that they can withstand different water quality and tough operational conditions. The company’s product line is broad and covers a range of customer needs, from traditional tank-style gas and electric water heater to advanced tankless, solar, and hybrid heat pump models.

Rheem’s tankless water heaters, which are highly effective and space-saving, are the preferred choice for consumers who are looking for efficient solutions that fit well in modern apartments and small homes. These units are the hot water tanks that provide a constant supply of hot water and minimize energy wastage since they only heat the water when it is needed.

Along with its strong position in the United States, Rheem has also extended its operations worldwide, through manufacturing facilities and distribution networks in many countries. The company’s commitment to quality, sustainability and customer satisfaction has been the main factor in its numerous awards and accolades over the nearly century-long period it has been in business. The company’s full-line product range and its dedication to constant improvement make Rheem the most preferred brand for customers seeking reliable and top-notch cooling and water heating solutions.

Noritz

• Recommendation Rating: ☆☆☆☆☆
• Founded: 1951
• Employee: 1,450
• Key Products: Tankless gas water heaters, condensing technology

Noritz, a Japanese company that started its business in 1951, has always been the pioneer in the condensing tankless water heater technology. Noritz has been known to be a company which focuses on high efficiency and reduced environmental impact and it has been successful in its market because it produces products that are suitable for both residential and commercial use. The company’s brand tankless gas water heaters are known for being able to provide a continuous supply of hot water on demand, which makes them a perfect solution for large families as well as commercial settings such as restaurants, hotels, and healthcare facilities.

Noritz has always been committed to research and development and has created new, compact units that are simple to install in homes and buildings that already exist with little modification. The compact design of Noritz’s tankless water heaters allows for flexible mounting options in exterior walls, closets, or attics. This simple installation, coupled with the possibility of lower operating expenditure and a smaller carbon footprint, makes Noritz the first choice for the renovations as well as new construction projects which are focused on energy efficiency and sustainability.

With the increasing demand for energy-efficient and environmentally-friendly water heating solutions, Noritz continues to preserve its leading position in the market. The company’s ongoing investment in research and development, in addition to its commitment to supplying high-quality, innovative products, has firmly positioned it as a global leader in the development of tankless water heater technology.

State Water Heaters

• Recommendation Rating: ☆☆☆☆☆
• Founded: 1946
• Employee: 2,300
• Key Products: Residential and commercial water heaters, solar water heaters

State Water Heaters, an American company that has been in operation since 1946 and known for its innovative water heating technologies, has earned a reputation in the industry. The company has a strong commitment to sustainability and energy efficiency and has made marked progress in the incorporation of solar energy systems into its range of products. The company’s solar water heaters are designed to capture and convert energy at the highest efficiency rates, representing a reliable and eco-friendly choice for environmentally aware customers.

Besides its solar products, State Water Heaters is also a provider of a wide range of residential and commercial water heating solutions, including traditional tank type models, tankless models and advanced heat pump technology. The brand has a range of models which are designed to satisfy different climatic conditions and user requirements, and it doesn’t matter where you are, there is a State Water Heater that is capable of delivering exceptional performance and energy savings.

The company is well known for its emphasis on quality, reliability, and environmental responsibility and has thus emerged as one of the most trusted brands in the water heating industry. The demand for energy-efficient and renewable solutions is increasing and State is well-prepared to provide solutions to the growing residential and commercial sectors.

Viessmann

• Recommendation Rating: ☆☆☆☆☆
• Founded: 1917
• Employee: 12,000
• Key Products: Gas, oil, solar thermal, biomass water heaters

Viessmann is a renowned German company which produces water heaters. The company is a family-owned business which was founded in 1917. Viessmann is a company that makes a variety of water heaters that are energy-efficient and eco-friendly at the same time.

The company produces heaters that employ various energy sources. They include natural gas, oil, and renewable energy like solar power, biomass, and heat pumps. Each of their products is designed to perform optimally while generating as little pollution as feasible.

As well as being eco-friendly, Viessmann’s products are also made to be of top quality and long life. The company does many trials and quality control procedures. Such a design guarantees that the water heaters are reliable and durable even in harsh environments.

Viessmann has its operations in all continents of the world. It has a team of specialized technicians and installers who provide excellent customer support and after-sales service. The corporation is not only focused on the sustainability of products but also beyond that. It directly gets involved in environmental activities and provides support to green building standards globally.

With the development of energy efficiency, greenhouse gas emissions are one of the most significant issues. As a result, Viessmann is a pioneer in the field of water heater. The company always comes with new, eco-friendly, and practical products that can meet the requirements of its customers.

Ferroli

• Recommendation Rating: ☆☆☆☆☆
• Founded: 1955
• Employee: 1,800
• Key Products: Gas and electric water heaters, solar heating systems

Ferroli, an Italian company founded in 1955, has established itself as a leading provider of high-quality and innovative heating solutions in the European market. With a strong focus on efficiency, durability, and sustainability, Ferroli offers a comprehensive range of gas and electric water heaters designed to meet the diverse needs of both residential and commercial customers.

The company’s gas water heaters are renowned for their exceptional performance and reliability, incorporating advanced technologies that optimize energy consumption and minimize environmental impact. Ferroli’s commitment to innovation is further demonstrated by its pioneering efforts in the integration of solar heating technologies. By harnessing the power of the sun, Ferroli’s solar water heaters significantly reduce reliance on conventional energy sources, making them an ideal choice for eco-conscious consumers and businesses alike.

Beyond its water heating solutions, Ferroli offers a wide array of advanced heating products, including heat pumps and boilers, catering to the diverse needs of its customers. The company’s commitment to innovation, sustainability, and customer satisfaction has earned it a strong reputation throughout Europe and beyond.

With a global presence and an extensive network of distributors and service centers, Ferroli ensures that its customers receive prompt and reliable support wherever they are located. As the heating industry continues to evolve, Ferroli remains at the forefront, consistently delivering cutting-edge solutions that prioritize energy efficiency, environmental stewardship, and user comfort.

Lochinvar

• Recommendation Rating: ☆☆☆☆☆
• Founded: 1939
• Employee: 1,200
• Key Products: High-efficiency water heaters, boiler systems

Lochinvar, a US based company with its roots dating back to 1939, is famous for its engineering skill and its pioneering efforts in the area of high efficiency water heating systems. The company has done a great job by designing and producing the variety of products for both residential and commercial application that have been setting new benchmarks in terms of energy efficiency, reliability, and performance.

Condensing technology, which is advanced and highly effective, is used by Lochinvar in its water heaters and boilers, and this is one of the unique features that set Lochinvar apart from its competitors. This technology enables the units to take the excessive heat which are usually discharged through the flue and thus, the efficiency level goes beyond 98%. With its energy-saving technology, Lochinvar systems help to reduce dramatically energy costs and environmental impact, and therefore, they are the obvious choice for both budget and environmentally conscious users.

The Lochinvar water heaters are not only high efficient, but also come with advanced control systems that allow for temperature adjustments accuracy and real-time diagnostics. These intelligent features not only improve the boiler performance but also provide users with a new level of comfort and a very high level of control over the hot water supply.

V-Guard

• Recommendation Rating: ☆☆☆☆☆
• Founded: 1977
• Employee: 2,000
• Key Products: Electric water heaters, solar water heating systems

V-Guard is an Indian company that was founded in 1977 and has grown into one of the leading competitors in the country’s domestic water heating market. It is well-known for the high productivity, competitive pricing, and energy efficiency of its products. The company has a unique strategy where it targets the specific needs of Indian consumers. The company has therefore come up with a range of electric water heaters that are specifically designed to work well in the hard water conditions that are common in India.

These units are made with robust structure and equipped with latest safety features that ensure their ability to face sudden power outages and voltage fluctuations, which are very common in many parts of India. V-Guard guarantees that their products perform reliably and efficiently even in the harshest conditions, meaning that you will always have hot water running.

Besides providing the best tankless water heaters, V-Guard also provides solar water heaters, which are also one of the key elements of India’s renewable energy sources movement, is another area of V-Guard’s achievement. The solar heaters of the company are equipped to perform optimally in the country which is characterized by diverse weather patterns such as the extreme heat of the summer and the heavy rains of the monsoon season. V-Guard’s solar water heater utilizes the sun energy to make a renewable and affordable heating of water instead of the conventional water heating methods.

V-Guard as an enterprise that is focused on innovations and sustainability is always investing in research and development to create the latest best-in-class energy efficient technologies which will meet the growing demand of the middle class in both urban and rural markets of the country. The range of products of this company is not limited to only standard heat pumps and inverters, but also includes advanced ones, which means that the company is dedicated to provide customers with efficient and eco-friendly home solutions.

Whirlpool

• Recommendation Rating: ☆☆☆☆
• Founded: 1911
• Employee: 92,000
• Key Products: Electric and gas water heaters, hybrid water heaters

Whirlpool, a well-known American multinational corporation which is popular for home appliances, has been a household name since 1911. The brand has demonstrated its ability to be innovative, reliable, and user-centric, which is the reason why its water heaters are considered to be the best in the market. The company offers a broad range of electric and gas water heaters on its line that are suitable for the different needs and tastes of consumers from all over the world.

Whirlpool has an outstanding hybrid water heater product, which is actually the hybrid of the efficiency of electric heat with the quick heating abilities of gas. This is a result of the combination of technologies that allows for quick water heating recovery and low operating costs, which makes them the best option for both budget-minded and environmentally conscious consumers.

In line with hybrid models, Whirlpool’s product lineup consists of the latest tankless water heaters that offer endless hot water on demand, and heat pump water heaters that use renewable energy for maximum efficiency and minimum impact on the environment. The Whirlpool’s advanced solutions have shown that it is not just about the products that are up to the mark but also beyond the expectations of the modern consumers.

Whirlpool company, as well as its products, aims at delivering the highest quality of customer service. This company is the first and only brand which offers a comprehensive warranty on all its water heater models along with a fast and expert service network which is available 24/7. This dedication to post-sales service has been one of the major aspects in creating a long-term customer base that is loyal to the Whirlpool brand worldwide.

Kenmore

• Recommendation Rating: ☆☆☆☆
• Founded: 1913
• Key Products: Electric and gas water heaters, hybrid systems

Kenmore is an American brand that has been around for a long time, since 1913. Over the years, it has built a strong reputation for making sturdy and dependable home appliances.

In addition to its wide range of household products, Kenmore also offers a variety of competitive water heating solutions. These are designed to focus on efficiency, convenience, and being good for the environment.

Kenmore’s water heaters come in different models to suit various needs. They have options for both small homes and larger installations. The brand shows its commitment to saving energy through its hybrid water heaters. These heaters smartly combine advanced heat pump technology with traditional heating elements. This innovative approach helps consumers save a lot of energy while still providing great performance and plenty of hot water with the right capacity for their household.

As more and more people look for water heating solutions that are efficient and environmentally friendly, Kenmore stays committed to offering products that meet these changing needs. At the same time, the company aims to have a positive impact on the well-being of our planet.

How to Choose the Best Water Heater for Your Home

Comparing Tankless vs. Tank Water Heaters

Feature	Tank Water Heaters	Tankless Water Heaters
Initial Cost	Lower upfront cost	Higher upfront cost
Energy Efficiency	Lower, due to standby heat loss	Higher, heats water on demand
Space Requirements	Larger, requires more space	Compact, space-saving
Hot Water Supply	Limited by tank capacity	Endless supply, heats water as needed
Maintenance	Easier and cheaper to maintain	Requires less frequent but more specialized maintenance
Lifespan	Typically 10-15 years	Typically 20+ years

If you have a large household with high simultaneous hot water usage, a tank water heater might be more suitable. Conversely, if you prefer a more energy-efficient, space-saving solution and are willing to invest more upfront, a tankless water heater could be the better option.

Capacity and Size

Choosing the right capacity and size is crucial:

• For small households (1-2 people): A 30-40 gallon tank is usually sufficient.
• For medium households (3-4 people): A 40-50 gallon tank works well.
• For large households (5+ people): Consider a tank larger than 50 gallons.

For tankless water heaters, focus on the flow rate:

• Small use (single application): 2-3 GPM (gallons per minute)
• Medium use (multiple applications): 5-7 GPM
• Large use (entire household): 8+ GPM

Anti-Scale Devices

Mineral buildup, or scale, can drastically reduce the efficiency and lifespan of your water heater. This problem is especially prevalent in areas with hard water. Scale insulates the heating elements, causing the water heater to use more energy and increasing the risk of system failure. To combat this, it is crucial to choose water heaters with built-in anti-scale devices that break down minerals and prevent buildup, ensuring your unit operates efficiently for a longer period.

Safety Features to Look for in a Water Heater

Safety is paramount when choosing a water heater. Look for models equipped with a Temperature and Pressure Relief Valve (T&P Valve), which prevents potential explosions by releasing excess pressure. An Automatic Shutoff Valve is also essential as it stops the water flow in case of a leak, preventing water damage and potential mold issues. For gas heaters, a Flammable Vapor Ignition Resistant (FVIR) System is crucial as it helps prevent the ignition of flammable vapors from sources like gasoline or paint fumes. Additionally, built-in alarms can alert you to any malfunctions or leaks, allowing for quick intervention before minor issues evolve into major problems.

Warranty

A good warranty can offer significant peace of mind when investing in a water heater. Typically, warranties range from 6 to 12 years, and longer warranties often indicate better build quality and durability. It is essential to ensure that the warranty covers both parts and labor. Some warranties may offer extensive coverage for parts but limited coverage for labor, so understanding the scope of your warranty can help you avoid unexpected repair costs.

Top Water Heater Picks for 2024

With so many options available in the market, picking the right water heater can be overwhelming. Here are some top picks for 2024 that have impressed both experts and everyday users alike.

Maintenance Tips for A Prolonged Life of Water Heater

Regular maintenance can elongate the lifespan of your water heater, ensuring that you obtain maximum value from it. Here are some maintenance tips to help keep your unit in good working condition.

1. Regularly Flush the Tank

Tank flushing is one of the most crucial maintenance tasks. As time goes by, sediment and minerals start accumulating in the tank which will reduce efficiency and may eventually lead to damage. Flushing the tank every six months will get rid of these sediments and make sure that your water heater remains efficient. Simply turn off the warming fabrics or gas supply, attach a garden hose to the drain valve and let water run until it’s clear.

2. Check the Anode Rod

Anode rod is an important component in prevention of tank corrosion. It becomes covered with minerals over time hence losing its effectiveness. Examine it yearly and replace it when badly corroded. Normally, a typical anode rod survives for about three to five years; however, regularly checking on it can help prolong the life of your water heater.

3. Adjust the Temperature

Setting your water heater thermostat at 120°F (49°C) can prevent scalds and increase effectiveness as well as lower chances of overheating thereby extending life span of heating elements. Saving 3-5% on energy bills for every ten degrees Fahrenheit decrease makes this easy but effective preventive measure.

4. Test the Pressure Relief Valve

The pressure relief valve is a required annual safety check feature. Lift up its lever then allow it snap back up so as to test its functionality; if it releases gushes hot water into the drainpipe then things are fine if not consider replacing it so that safe operation is guaranteed

Conclusion

In conclusion, the water heater market in 2024 is led by the top water heater brands covered in this blog post and there are also some famous brands you can trust such as Bradford White, AO Smith, Navien, Home Depot and more. These companies have always provided inventive, effective, and dependable products. Their products meet the various needs of homeowners all over the world.

As worries about the environment and energy prices keep increasing, these brands have made big investments. They have developed cutting-edge technologies such as condensing, heat pump, and solar water heating systems. These leading water heater brands have cemented their market positions. They have done this by giving customers many choices and making customer satisfaction a top priority.

For homeowners, buying a high-quality new water heater from a trusted brand is a significant investment. However, it is worth it. It ensures a reliable supply of hot water, energy savings, and long-lasting durability. As the industry continues to change and grow, these top brands are in a good position. They will keep shaping the future of water heating technology.