In the modern quest for efficiency and convenience, tankless water heaters stand out by delivering continuous hot water while occupying less energy and valuable space—a marked advantage over conventional water heaters. Ideal for homeowners upgrading their living spaces, these heaters also cater to manufacturers seeking to expand their product lines through OEM collaborations, as well as plumbing professionals and distributors in search of dependable, high-quality solutions for their clientele.
Tankless water heater brands have carved a niche by not only offering compact, energy-saving appliances but also by combining longevity with performance. As you navigate the myriad options, know that the brands of tankless water heaters reviewed here come with solid reputations, backed by customer satisfaction and industry certifications, paving the way for a wise investment in your home or business.
What are the top tankless water heater brands on the market?
The top tankless water heater brands on the market include JNOD, Noritz, Whirlpool, Atmor, Eemax, and Kenmore. These brands are known for their energy efficiency, durability, and innovative features that provide hot water on demand while saving space and reducing energy costs.
| Company Name | Headquarters | Established Year | Service Area |
| JNOD | Guangdong, China | 2009 | Global |
| Noritz | Kobe, Japan | 1951 | Global |
| Whirlpool | Michigan, USA | 1911 | Primarily North America |
| Atmor | Israel | 1974 | Global |
| Eemax | Connecticut, USA | 1988 | North America |
| Kenmore | Illinois, USA | 1913 | Primarily North America |
JNOD (China)
Recommendation Rating: ☆☆☆☆☆
Headquarters: Guangdong, China
Service Area: Global
Service Clients: OEM and ODM Partnerships with Brands, Wholesale Distributors, Individual Consumers
Certifications: ISO9001, 14001, 18001, CNAS, CE, CB, ERP, ETL, DOE, GCC, and SASO ENERGY
Specific Description: JNOD, a trailblazer among electric tankless water heater manufacturers since its inception in 2009, has harnessed innovation and strategic global outreach to assert its presence in over 50 countries. Their integrated approach combines extensive R&D, evidenced by over 40 patents, with a tailored manufacturing process that addresses broad consumer and customized industry needs. Their capability to execute high-volume orders with precision caters to a wide spectrum, whether you’re a plumbing professional or a dedicated wholesaler.
The company’s turnkey solutions include available ODM services for industry leaders and premium OEM supply for market distributors, backed by a production capacity of 300,000 units yearly. These offerings are bolstered by JNOD’s adaptable CKD/SKD models, which are pivotal for partners seeking high-quality, cost-efficient products with a speedy go-to-market strategy. Their commitment extends to the provision of low-volume online collaboration, making JNOD as approachable for small-scale projects as it is for mass distribution.
Advanced product features cater to the ever-increasing demands for energy savings and smart home integration. From reliable heaters capable of delivering consistent water temperature to sophisticated units furnished with Wi-Fi connectivity for remote management, JNOD recognizes the diverse spectrum of end-user requirements. Their assurance in product quality and performance is anchored by rigorous testing and the use of top-tier materials, attributes that are conducive to fostering enduring trust among clientele. Aligning with JNOD means partnering with a brand synonymous with reliability, ingenuity, and dedicated customer support, ensuring a competitive edge in the expanding market of electric water heating solutions. a balance between performance and price. They’re a rising star among tankless water heater brands, promising quality and efficiency in their offerings.
Key Products:
- Electric Water Heaters
- Tankless Water Heaters
- Electric Hot Water Taps
- Boiling Water Dispensers
- Sparkling Water Chillers
- Combi Water Heaters
- Commercial Water Heaters
- Hot Water System Solution
Noritz (Japan)
Recommendation Rating: ☆☆☆☆½
Headquarters: Kobe, Japan
Service Area: Global
Service Clients: Contractors, Large-Scale Developers, Residential Homeowners
Certifications: ISO 9001 and ISO 14001, plus multiple product-specific certifications
Specific Description: Noritz has distinguished itself as a trailblazer in the domain of on-demand water heating, boasting products of Japanese origin that epitomize a legacy of meticulous craftsmanship and superior quality. Renowned among contractors and large-scale developers, Noritz is synonymous with comprehensive support programs that not only bolster exceptional resale prospects but also provide unparalleled technical assistance. The brand’s global acclaim for astonishing durability and dependability has entrenched its status at the forefront of the tankless water heater industry. Their units are replete with avant-garde condensing mechanisms, culminating in pronounced energy efficiency and a diminution of carbon emissions—a dual benefit for both property owners and the ecological landscape.
The marque presents an extensive array of attributes, including programmable digital interfaces, high-grade stainless steel heat exchangers, and high-efficiency condensing configurations. These innovative provisions not only precipitate a notable decline in energy expenditures but also result in substantive enhancement in water heating performance. Noritz’s offerings cater to diverse requirements, encompassing residential to demanding commercial applications.
A salient feature of Noritz’s tankless water heaters is the streamlined integration into existing structures. Regardless of the preference for indoor or exterior placement, these products are devised with adaptability in mind, and the company is celebrated for a rigorous protocol of examination and quality control. The generous warranty extended by Noritz serves as further evidence of their assurance in product longevity and client contentment.
For connoisseurs of enduring performance and state-of-the-art engineering in their tankless water heating systems, Noritz emerges as the quintessential selection.
Key Products:
- Residential Water Heaters (Gas)
- Commercial Water Heaters (Gas)
- Electric Water Heaters
- Tankless Water Heaters
- Combination Boilers
- Boilers
Whirlpool (USA)
Recommendation Rating: ☆☆☆☆
Headquarters: Michigan, USA
Service Area: Primarily North America
Service Clients: Residential Homeowners, Certified Plumbers, Small to Medium-Sized Contractors
Certifications: Various UL, ENERGY STAR, and other industry certifications
Specific Description: Whirlpool, a venerated titan within the realm of domestic appliances, extends its illustrious heritage of impeccable quality and steadfast durability to its array of tankless water heaters. Tailored specifically for residential use, these heaters furnish inhabitants with an optimal thermal provision solution, engendering potential reductions in energy expenditure.
Discernibly superior, Whirlpool’s on-demand water heaters are replete with sophisticated self-diagnostic systems and avant-garde, energy-conserving mechanisms. Their prowess in energy efficiency transcends mere fiscal prudence—it also signifies a concerted effort toward ecological stewardship, resonating with the contemporary ethos of sustainable habitation. The marque’s dedication to democratize tankless water heating is evident in the synthesis of stellar performance, intuitive operation, and a robust warranty—a testament to the assurance of the customer’s acquisition.
In the sphere of installation, Whirlpool’s prominence is undeniable. With their exhaustive instructional directives, the deployment process becomes undemanding for accredited plumbing professionals. In addition, the brand’s customer service is held in high esteem, offering patrons the solace that assistance is readily at hand.
Through its strategic focus on unerring simplicity alongside its unwavering commitment to reliability and efficacy, Whirlpool poises itself as a leading figure in the competitive domain of water heating solutions.
Key Products:
- Electric Water Heaters
- Natural Gas Water Heaters
- Storage Tank Water Heaters
- Tankless Water Heaters
- Liquid Propane Water Heaters
- Hybrid Electric Heat Pump Water Heaters
Atmor (Israel)
Recommendation Rating: ☆☆☆☆
Headquarters: Israel
Service Area: Global
Service Clients: Residential Homeowners, Energy-Efficient Households, Modern Urban Dwellings
Certifications: CE, UL, and various other international certifications
Specific Description: Recognized for pioneering advancements and operational efficacy, Israeli technology maintains a prestigious stance, a tradition Atmor venerates within the on-demand water heating market. Atmor, distinguished by its avant-garde design aesthetics and intelligent energy modulation attributes, delivers instantaneous thermal water services that cater to diverse implementations encompassing washbasins, showers, and comprehensive residential or commercial infrastructures. These heaters integrate inconspicuously into the fabric of modern living environments, offering superior performance capabilities.
Discerning homeowners with an acumen for energy stewardship will extol Atmor’s commitment to economical functionality. These apparatuses are meticulously constructed to activate heating sequences only when required, thereby diminishing energy consumption in comparison to their reservoir-based counterparts and effectuating a reduction in cumulative household energy expenditures. Furthermore, Atmor’s tankless units are furnished with an assortment of technical innovations including embedded safety mechanisms and precision thermal regulation features, both of which markedly elevate the user’s operational experience and safety assurance.
Atmor provides sophisticated, instantaneous water heating technology, serving an international clientele that spans beyond 40 nations. The company’s allegiance to excellence is manifested through the longevity of their products and their attentive customer support, ensuring clientele a serene confidence in their investment. Atmor’s systems are lauded for their versatility in diverse climatic conditions, consolidating their global presence and catering to an eclectic consumer demographic. In the sphere of tankless water heating technology, Atmor has successfully carved a niche by aligning with the global consumer’s predilection for efficiency.
Key Products: Tankless Electric Instant Water Heaters
Eemax (USA)
Recommendation Rating: ☆☆☆☆☆
Headquarters: Connecticut, USA
Service Area: North America
Service Clients: Residential and Commercial Users, Environmentally Conscious Consumers, Space-Efficient Homes and Businesses
Certifications: UL listed, ETL listed, CSA certified, among others
Specific Description: In the category of electric tankless water heaters, Eemax has emerged as a trusted manufacturer, delivering an array of products designed to cater to both residential and commercial needs. Renowned for their patented self-modulating technology, Eemax water heaters provide consistent and endless hot water, adapting to the needs of the user and ensuring energy is utilized optimally.
The efficiency of Eemax water heaters is one of their standout features — they are engineered to provide hot water on demand, which translates to no standby heat loss and more savings on energy bills. Coupled with their compact size, which can reclaim space otherwise taken by bulky traditional water tanks, these water heaters strike an appealing balance for homeowners looking to maximize their living space.
Eemax has established a reputation for producing quality tankless water heaters through rigorous testing and strict quality control procedures. Homeowners who are environmentally conscious will find comfort in Eemax’s commitment to eco-friendly technology that reduces both water and energy consumption, which supports sustainable living practices.
For those searching for an exceptional electric tankless water heating solution that doesn’t compromise on efficiency or reliability, Eemax stands out as a leader with their innovative designs and long-standing expertise in the field.
Key Products:
- Residential Tankless Water Heaters
- Commercial Tankless Water Heaters
- Point-of-Use Tankless Water Heaters
- emax TankBuddy
Kenmore (USA)
Recommendation Rating: ☆☆☆☆
Headquarters: Illinois, USA
Service Area: Primarily North America
Service Clients: Residential Homeowners, Multi-Family Residences, Commercial Establishments, Energy-Efficient Households
Certifications: ENERGY STAR, AHRI certification, and others
Specific Description: Kenmore, a brand that has woven itself into the fabric of American homes for over a century, offers tankless water heaters that promise high efficiency and longevity. Acknowledged for their impressive selection of both gas and electric models, Kenmore’s tankless water heaters are designed to cater to diverse consumer needs, from everyday residential use to situations that require a higher demand for hot water.
One of the compelling features of Kenmore tankless water heaters is their attention to energy efficiency. Advanced models come with self-modulating technology, ensuring that only the necessary amount of energy is used to heat the water. This not only reduces energy costs but also aligns with the movement towards sustainable and responsible energy usage.
Another differentiator is the user-friendly interface and control systems incorporated into Kenmore’s water heaters. They simplify user interaction and allow precise control over water temperature, giving users a customizable water heating experience. Additionally, the company stands behind their products with a solid warranty and excellent customer support, which is a testament to their confidence in product quality and customer care. Whether meeting the high-volume demands of multifamily residences or the specific needs of a single home, Kenmore delivers excellence that professionals and homeowners alike have come to rely on for over a century.
Key Products:
- Natural Gas Water Heaters
- Electric Water Heaters
- Storage Tank Water Heaters
- Tankless Water Heaters
- Liquid Propane (LP) Gas Water Heaters
How to Choose the Right Tankless Water Heater?
Choosing the right tankless water heater from the plethora of brands available can seem daunting, but focusing on key factors will ensure you make a knowledgeable decision tailored to your specific scenario. This is crucial, whether you’re a tradesperson, brand reseller, looking for OEM (Original Equipment Manufacturer) or customization services, or an individual homeowner for a new tankless water heater. Let’s consider these must-ponder elements:
Energy Efficiency and Environmental Impact
The pursuit of energy efficiency transcends mere fiscal prudence—it is an integral component of stewarding environmental sustainability. Esteemed brands such as JNOD are at the forefront, deploying electric water heaters engineered to maximize energy conservation and operational efficiency. Concurrently, Noritz’s suite of condensing models epitomizes the judicious utilization of fuel resources, thereby curtailing wasteful expenditures of energy and mitigating detriments to the environment. As an agent of distribution or as a purveyor of these technologies, emphasizing such attributes constitutes a formidable selling proposition to a clientele increasingly discerning of their ecological footprint.
Volume and Capacity
The considerations of fluid throughput and thermal capacity assume critical importance, particularly in contexts characterized by rigorous demands—be it within multi-unit residential complexes or within commercial establishments.
Manufacturers like Eemax and Atmor furnish an extensive portfolio designed to meet a diverse gamut of flow rate prerequisites, often specifying the ‘maximum flow rate’ in gallons per minute (GPM) to cater to varying needs. Those requiring systems capable of managing substantial quantities of water, quantified in ‘gallons of hot water’ per hour, will find solace in Kenmore’s versatile offerings, which are ideal for serving a ‘number of people’ ranging from small families to large commercial establishments. JNOD distinguishes itself with state-of-the-art advancements in flow rate technology, rendering their systems supremely suited for both expansive residential use and for environments with significant commercial throughput demands. Their systems excel in providing high ‘maximum flow rates,’ ensuring an adequate supply of hot water to meet the needs of numerous users simultaneously.
Durability and Warranty
A tankless water heater is an investment, and like all investments, you want it to last. Durability and an accompanying robust warranty are signs of a manufacturer’s confidence in their product. Whirlpool and Kenmore are established American brands known for their longevity and solid warranty coverage, while Noritz is renowned for the reliability of its Japanese engineering. For bulk buyers, prioritizing products like those from JNOD ensures not only getting a durable appliance but also the assurance of customer service excellence.
Cost of Ownership
Beyond the initial purchase price, the cost of ownership includes installation, maintenance, and operating expenses. Eemax and Atmor models are designed to be cost-effective, targeting lower overall ownership costs. JNOD also offers competitive pricing and operational costs, which is especially relevant for high-volume sales where even small cost efficiencies can scale significantly. For plumbers and installers, the ease of installation and maintenance can be factors that reduce long-term costs for their clients.
Final Thoughts
Opting for a tankless water heater epitomizes a pivotal decision within contemporary domestic establishments. The sextet of tankless water heater manufacturers proffer distinct offerings, ranging from JNOD’s compelling cost-efficiency ratio to Kenmore’s venerable reliability, entrenched in a century of consumer confidence. In reflecting upon the myriad alternatives, it is paramount to scrutinize not solely the technical specifications but also the comprehensive customer care culture and the esteemed reputation inherent to each marque. The judicious selection you make will facilitate a consistent and tailored abundance of heated aquatic resources, harmoniously synchronized with your unique residential requirements and fiscal parameters.
It is of the essence to acknowledge that the paragon of tankless water heater brands is the one that best harmonizes with your idiosyncratic needs and preferences. Such an emblematic entity should proffer an optimal calorific yield, adept at accommodating your abode’s specific hot water requisites, while concurrently championing exceptional energy efficiency—a meticulous orchestration aimed to mollify and optimize household consumption costs. Seek out a manufacturer renowned for its robustness and steadfast presence in the commercial arena, one that advocates for a holistic customer support paradigm and underpins its offerings with comprehensive warranty provisions.
