Struggling with inconsistent hot water? A tankless electric water heater can provide endless hot water on demand.
A tankless electric water heater is designed to deliver hot water efficiently, eliminating the need for bulky storage tanks. Top products like the Rheem 18kW 240V Tankless Electric Water Heater and Rheem RTEX-24 24kW Tankless Electric Water Heater ensure you never run out of hot water, making them ideal for busy households.
These heaters offer features like compact design and energy efficiency, simplifying installation and reducing energy bills. The Rheem 11kW 240V model is perfect for smaller spaces while still providing reliable performance.
In our full review, we break down performance, durability, and more to help you choose the right model for your home.
Rheem 18kW Tankless Electric Water Heater
If you’re tired of running out of hot water in the middle of a shower, the Rheem 18kW 240V Tankless Electric Water Heater is here to save the day. This sleek, gray unit is not just a pretty face; it boasts advanced self-modulation technology that adjusts power to meet your hot water demands with precision. The external digital thermostatic control with an LED display ensures you have accurate temperature settings within +/- 1 degree, making it easy to find your perfect comfort zone.
Pros
The Rheem tankless water heater is a game changer for anyone tired of lukewarm showers. With a flow rate of up to 4.4 GPM, it can handle multiple outlets simultaneously without breaking a sweat. The durable copper immersion heating elements are field serviceable, meaning you won’t have to replace the entire unit if something goes awry. Plus, installation is a breeze with bottom 3/4 inch NPT water connections, making it a perfect fit for your plumbing setup.
Cons
No product is perfect, and the Rheem 18kW is no exception. While it provides excellent hot water on demand, it does require a 240V electrical supply, which might necessitate some electrical upgrades in older homes. Additionally, if you live in a particularly cold climate, you may find its performance slightly diminished during peak winter months, so keep that in mind when planning your hot water needs.
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Rheem RTEX-24 Electric Tankless Water Heater
The Rheem RTEX-24 24kW 240V Electric Tankless Water Heater is a game-changer for anyone tired of lukewarm showers or running out of hot water mid-rinse. This sleek gray unit boasts a self-modulating power control that ensures you get consistent and continuous hot water precisely when you need it. With a flow rate of up to 5.9 GPM, this model is perfect for households that demand hot water on demand, making it one of the best commercial electric tankless water heaters on the market.
Pros
The Rheem RTEX-24 shines in its ability to deliver hot water without the wait. The adjustable digital temperature display is a fantastic feature, allowing you to dial in your preferred temperature with ease. Its compact design saves space, and the bottom 3/4″ NPT water connections make installation a breeze. Plus, the energy efficiency of this unit means you’ll save on your energy bills while enjoying endless hot water. It’s like having your own personal hot water factory, minus the hard hat!
Cons
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Rheem 11kW Electric Tankless Water Heater
The Rheem 11kW 240V Tankless Electric Water Heater is a game-changer for anyone tired of lukewarm showers and unpredictable hot water supply. With its ON/OFF Dial Control and an adjustable digital temperature display, you can achieve your desired water temperature with ease. This model boasts a flow rate of up to 2.68 GPM, ensuring you have consistent and continuous hot water whenever you need it. The self-modulating power control optimizes energy usage, making it not just a smart choice for comfort but also for your wallet!
Pros
One of the standout features of the Rheem 11kW is its impressive flow rate, which means you can run multiple fixtures without feeling like you’re in a water conservation documentary. The compact design is perfect for tight spaces, and the side 1/2″ NPT water connections make installation a breeze. Plus, the self-modulating technology adjusts the energy usage based on demand, so you can enjoy hot water without worrying about skyrocketing energy bills. It’s like having a personal hot water assistant that knows exactly when to heat things up!
Cons
While the Rheem 11kW is fantastic for smaller households, it may struggle to keep up if you have a large family or multiple simultaneous hot water demands. If you’re planning on running several showers and a dishwasher at the same time, you might want to consider a higher capacity model. Additionally, the initial installation cost can be a bit steep, but think of it as an investment in endless hot water bliss!
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EcoSmart ECO 11 Electric Tankless Water Heater
The EcoSmart ECO 11 Electric Tankless Water Heater is a game-changer for anyone tired of lukewarm showers and bulky tanks taking up precious space. This 13KW powerhouse operates at 240 volts and features patented self-modulating technology that ensures you get endless on-demand hot water, perfect for those who believe every drop counts. With its compact dimensions of just 11.5 x 8 x 3.75 inches, it’s 90% smaller than traditional tank heaters, making it a space-saving marvel.
Pros
This unit delivers consistent hot water without the fear of running out, thanks to its ability to monitor water temperature and control flow rates within 1 degree of your selected temperature. The energy efficiency is impressive, boasting 99% thermal energy efficiency, which means you only heat water when you need it—goodbye wasted energy! Plus, its installation flexibility allows it to be mounted on a wall or placed at the point of use, making it perfect for small sinks, bathrooms, or office breakrooms.
Cons
While the EcoSmart ECO 11 is a fantastic option for low-flow applications, it may struggle to keep up with high-demand scenarios, like multiple showers running simultaneously. Additionally, the amperage draw of 54 A requires a dedicated circuit, which could be a hassle for some homeowners. Overall, it’s a stellar choice for those seeking efficiency and convenience, as long as you manage your hot water demands wisely!
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ORBEK 14kW Electric Tankless Water Heater
If you’re tired of waiting for hot water and want to embrace the future of home comfort, the 14kW Tankless Water Heater Electric by ORBEK is your answer. This sleek, 240 Volt unit delivers an impressive 3.38 GPM of on-demand hot water, ensuring you never run out, even with multiple taps running. With an LED digital display for easy temperature control and ETL certification for safety, it’s perfect for those who appreciate efficiency and reliability.
Pros
The ORBEK tankless water heater shines with its high energy efficiency, potentially slashing your electricity bills by up to 60% compared to traditional models. Imagine endless hot showers without the guilt of skyrocketing energy costs! Its rapid heating capability means you get hot water in just 3 seconds. Plus, the built-in chip that adjusts heating power 20,000 times per second ensures your water remains at a stable temperature, making showering a delightful experience. Installation is a breeze due to its compact design, fitting snugly in tight spaces, and the advanced safety features provide peace of mind.
Cons
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Faq about best commercial electric tankless water heater:
1:What is a commercial electric tankless water heater?
A commercial electric tankless water heater heats water on demand for businesses, providing a continuous supply without the need for a storage tank.
2:What are the benefits of using a tankless water heater for commercial purposes?
Benefits include energy efficiency, space savings, reduced water heating costs, and a continuous hot water supply, making them ideal for high-demand situations.
3:How do I choose the best commercial electric tankless water heater?
Consider factors such as flow rate, energy efficiency ratings, installation requirements, and the specific hot water needs of your business.
4:What is the lifespan of a commercial electric tankless water heater?
Typically, these units last 15 to 20 years with proper maintenance, which is longer than traditional tank water heaters.
5:Are commercial electric tankless water heaters energy efficient?
Yes, they are highly energy efficient, as they only heat water when needed, reducing energy waste compared to traditional systems.
6:Can I install a commercial electric tankless water heater myself?
While some may attempt DIY installation, it is recommended to hire a professional to ensure safety and compliance with local codes.
Conclusion
The Rheem 18kW Tankless Electric Water Heater exemplifies efficiency and reliability, delivering an impressive flow rate suitable for various household needs. Its compact design and advanced technology ensure optimal performance while conserving energy, making it a superior choice for modern homes.
Similarly, the Rheem RTEX-24 Electric Tankless Water Heater stands out with its user-friendly digital thermostatic control and robust heating capabilities. This model is particularly commendable for its ability to maintain consistent temperatures, thereby enhancing user satisfaction and reducing energy costs.
