Top Water Tank Brands for Durability and Reliability

When it comes to selecting the best water tank brands, durability, material quality, and innovation in design are key considerations. Over the years, several companies have stood out, offering reliable products that cater to a variety of domestic and commercial needs. This article explores a curated list of top water tank brands that have gained trust for their excellent performance and customer satisfaction. Dive below to discover which brands made the cut and why they are highly recommended.

Illustration of water tank

Best brands of water tank in 2025

A.O. Smith

A.O. Smith, a leading manufacturer of residential and commercial water heating technologies, boasts over 145 years of experience and innovation. The company reported record sales of $1 billion in the second quarter of 2024, a 7% increase driven by higher water heater volumes. A.O. Smith is the primary supplier of residential water heaters for Lowe's home improvement stores and has acquired several notable brands, including Lochinvar and Aquasana. Their products, such as the ProLine(r) family, offer dependable and high-efficiency solutions, with some models achieving up to 98% thermal efficiency. The company's strong performance is also reflected in its North America segment earnings, which increased by 3% in 2020 compared to the previous year. For more information, visit their official website.

Rheem

Rheem Manufacturing Company is a leading producer of water heaters, known for its innovative and efficient products. The company, founded in 1925, has introduced several groundbreaking technologies, such as the "glass-lining" process in 1954, which extends the life of the water tank. Rheem's water heaters, including the Rheem Hybrid and Marathon models, offer high energy efficiency, with the Hybrid model achieving a uniform energy factor of 3.55 and the Marathon model boasting a lifetime warranty. Rheem's products are compliant with the U.S. Department of Energy's efficiency standards, and the company continues to innovate with its Maximus(tm) line, introduced in December 2023, featuring advanced leak detection and high efficiency. Rheem is one of the dominant players in the U.S. water heater market, which is expected to grow at a CAGR of 6.66% from 2023 to 2029.

Bradford White

Bradford White is a leading manufacturer of high-quality water, space heating, and storage products, known for its commitment to innovation and customer satisfaction. With millions of products installed worldwide, Bradford White operates state-of-the-art facilities in the U.S., including a 95+ acre campus in Middleville, Michigan, and other locations in Michigan, Minnesota, Massachusetts, and New Hampshire. The company is a key player in the U.S. water heater market, valued at $3.45 billion in 2023 and expected to reach $5.08 billion by 2029, growing at a CAGR of 6.66%. Bradford White's products, such as the Brute XTR commercial boilers and volume water heaters, feature advanced technology like low-pressure drop water tube heat exchangers and touchscreen controls. The company's focus on American manufacturing and use of the finest raw materials ensures the highest quality and value for its customers.

Noritz

Noritz is a leading innovator in the water heating industry, having introduced the first modern, electronically controlled tankless water heaters in 1981. The company holds a significant 40% share of Japan's water heater market and is committed to energy savings and superior hot water delivery. Noritz's products, such as the hybrid water heating system that combines gas and electricity, achieve high thermal efficiency and reduce CO2 emissions. The company aims to contribute to global decarbonization efforts by 2050 through its environmentally friendly technologies. Noritz's commercial-use gas water heaters can supply water up to 84°C, meeting HACCP-based standards for disinfectants. For more information, visit Noritz's official website.

Rinnai

Rinnai Corporation is a leading producer in the tankless water heater market, known for its high-quality and efficient products. The company is part of a market expected to grow at a CAGR of 4.9% from 2024 to 2034, reaching a forecasted market value of $9.5 billion by 2034. Rinnai's products are popular globally, particularly in regions like North America, where the market is projected to reach $1.5 billion by 2034. The company's electric tankless water heaters are anticipated to contribute significantly, with sales forecasted to reach $7.3 billion by 2034. Rinnai's commitment to innovation and customer satisfaction has solidified its position among top brands like A.O. Smith and Navien Inc.

American Water Heaters

The American water heater market is dominated by several key players, with A. O. Smith, Bradford White Corporation, and Rheem Manufacturing being among the most prominent. These brands are known for their diverse product ranges, including tank, tankless, and hybrid models, catering to various consumer needs. For instance, Rheem offers the most water heater types, ensuring a wide range of options for homeowners. The market is expected to grow at a CAGR of 6.67% from 2023 to 2029, reaching a value of USD 5.08 billion by 2029, driven by factors such as technological advancements and increasing construction activities. For more detailed insights, visit the US water heater market report.

Bosch

Bosch, a leading producer of high-quality water heating solutions, including water tanks, places a strong emphasis on efficiency and sustainability. In 2023, the Bosch Home Comfort Group achieved an impressive 11% nominal growth and a 14% currency-adjusted growth, driven significantly by the increased demand for heat pumps and hybrid heat pump systems, which saw sales surges of 84% and 46% respectively in Germany. Bosch provides a range of water heaters, including gas tankless, electric tankless, and electric storage models, ensuring a reliable and endless hot water supply. Their indirect hot water tanks are engineered for reliability and ease of maintenance, featuring corrosion protection and easy-access covers. These innovations highlight Bosch's commitment to offering customer-friendly, functional, and economical solutions. For more details, visit their water heating systems page.

State Industries

State Industries, Inc., through its brand State Water Heaters, is a leading manufacturer of commercial and residential water heaters, offering over 500 products and consistently developing new technologies to ensure longer product life. Founded in 1946, State began producing electric water heaters in 1948 and gas-fired water heaters in 1954. By 1957, they introduced porcelainized glass-lined tanks, a design feature still in use today. In 1996, State became the world's largest producer of water heaters, manufacturing an average of 10,000 units per day. Acquired by A.O. Smith in 2001, State continues to provide durable solutions with hundreds of distribution centers across the United States.

Takagi

Takagi is a renowned brand in the tankless water heater market, offering highly efficient and environmentally friendly solutions. Founded in 1952, Takagi boasts over 60 years of experience and is known for its innovative products, including the first completely computerized controlled tankless gas water heater. Their tankless water heaters achieve up to 95% efficiency, significantly reducing energy waste and greenhouse gas emissions by 25-33% compared to traditional gas water heaters. Takagi's products are available through plumbing supply warehouses nationwide and are backed by a partnership with A.O. Smith, a leading plumbing brand. With prices ranging from $800 to $1,800 for the unit itself, Takagi provides a budget-friendly option without compromising on quality. For more information, visit their website.

EcoSmart

EcoSmart is a leading brand in the production of tankless electric water heaters, known for its energy-efficient and sustainable solutions. The EcoSmart Element series, launched in 2023, offers models with capacities of 12 kW, 18 kW, and 27 kW, ideal for residential and new construction applications. These heaters boast a flow rate of 1.2 to 6.6 gallons per minute (GPM) and can be up to 24.0% to 34.0% more energy efficient than traditional tank heaters. EcoSmart's self-modulating technology ensures optimal energy usage, and their products are certified by UL-499 and ETL for safety and performance. With a focus on reducing energy consumption and carbon emissions, EcoSmart is a top choice for eco-conscious consumers. For more details, visit the EcoSmart Element series.