best brand of electric water heater you never knew you needed
Looking for the best brand of electric water heater? Rheem offers top-notch efficiency and reliability for your hot water needs.
When it comes to choosing the best brand of electric water heater, Rheem stands out with its innovative products. The Rheem 18kW 240V Tankless Electric Water Heater delivers endless hot water while saving space and energy. The Rheem RTEX-24 24kW 240V Electric Tankless Water Heater provides high flow rates, perfect for larger households. Additionally, the EcoSmart ECO 11 Electric Tankless Water Heater features patented self-modulating technology for optimal efficiency.
These heaters are versatile, catering to various needs from small apartments to large homes. Their compact design makes installation easy, while energy savings ensure lower utility bills. Rheem’s products are ideal for anyone seeking reliable hot water on demand.
This review will delve into the features, benefits, and performance of Rheem’s electric water heaters. You will learn why these products are perfect for your home and how they can enhance your daily life.


Rheem 18kW Tankless Electric Water Heater
The adjustable valve sets the Rheem 18kW 240V Tankless Electric Water Heater apart from its competitors. Designed with durable copper immersion heating elements, this unit ensures efficient heating and longevity. Its compact dimensions allow for seamless integration into various spaces, while the external digital thermostatic control with an LED display offers +/- 1-degree accuracy for precise temperature management.
Key Advantages
- The unit features self-modulation technology, which adjusts power consumption based on hot water demand, enhancing energy efficiency.
Limitations
- Not compatible with 120V systems, limiting its applicability in certain installations.
This heater boasts a flow rate of up to 4.4 GPM, making it suitable for households with moderate hot water needs. The simple installation process, utilizing bottom 3/4 inch NPT water connections, facilitates quick setup, while its threaded design allows for easy replacement of components.
Best for outdoor enthusiasts needing a reliable and efficient water heating solution, the Rheem 18kW unit excels in performance and durability. Its advanced features cater to those who prioritize both convenience and energy savings in their hot water systems.
To buy this product, click here.
Rheem RTEX-24 24kW Electric Water Heater
The adjustable valve sets the Rheem RTEX-24 24kW 240V Electric Tankless Water Heater apart from its competitors. Constructed from durable 316-grade stainless steel, it resists corrosion, ensuring longevity and reliability. This unit measures 18.5 x 14 x 3.625 inches, making it compact enough for various installations.
Key Advantages
- The ON/OFF Dial Control features an adjustable digital temperature display that allows users to set temperatures in 1-degree increments from 80-140 degrees Fahrenheit, providing precise control over hot water delivery.
Limitations
- It is not compatible with 120V electrical systems, requiring a robust 200 AMP household service and three 40 AMP double pole breakers, which may limit installation options for some users.
Best for outdoor enthusiasts needing a reliable source of hot water for camping or outdoor showers, the Rheem RTEX-24 is designed to meet the demands of those who require continuous hot water without the bulk of traditional tank systems. Its efficient tankless design saves space and energy, making it an ideal choice for eco-conscious consumers.
To buy this product, click here.
EcoSmart ECO 11 Electric Tankless Water Heater
The adjustable valve sets the EcoSmart ECO 11 Electric Tankless Water Heater apart from its competitors. This innovative feature allows users to fine-tune water flow and temperature, ensuring optimal performance tailored to individual needs. Constructed from high-quality materials, this unit measures 11.5 x 8 x 3.75 inches and is designed to be 90% smaller than traditional tank heaters, making it an excellent choice for space-constrained environments.
Key Advantages
- The 316-grade stainless steel components resist corrosion, enhancing durability and longevity.
Limitations
- Not compatible with standard tank water heating systems, which may limit integration options for some users.
With its patented self-modulating technology, the EcoSmart ECO 11 ensures endless on-demand hot water, making it ideal for outdoor enthusiasts needing reliable hot water for showers or cleaning during camping trips. Its energy efficiency, rated at 99%, means it only heats water when necessary, saving on energy costs and reducing environmental impact. This unit is perfect for low-flow applications, providing between 1.3 and 3.1 gallons per minute depending on inlet water temperature. Overall, the EcoSmart ECO 11 stands out as a versatile and efficient solution for those looking to optimize their hot water supply while conserving space and energy.
To buy this product, click here.
ORBEK 14kW Electric Tankless Water Heater
The adjustable valve sets the Orbek 14kW Tankless Water Heater apart, offering precise control over your hot water supply. This compact unit measures 14.2″H x 9.5″L x 3.1″W and is constructed from durable 316-grade stainless steel, ensuring resistance to corrosion and longevity in various environments.
Key Advantages
- The heater delivers an impressive flow rate of up to 3.38 GPM, providing instant hot water for 2-3 points of use simultaneously.
- High energy efficiency is achieved through water-electricity separation, potentially reducing electricity costs by up to 60% compared to traditional tank-style heaters.
- Equipped with comprehensive security features, including leakage protection and over-temperature safeguards, the unit is ETL certified for safety and reliability.
- The built-in chip adjusts heating power 20,000 times per second, maintaining a stable water temperature within 1°F for a comfortable shower experience.
- Its LED digital display allows for easy temperature adjustments between 86°F and 140°F, providing real-time feedback on water temperature.
- Installation is straightforward, with a compact design that saves over 50% of space compared to traditional models.
Limitations
- Not compatible with 120V electrical systems; requires a 240V/60AMP two-pole breaker and specific wiring.
Best for outdoor enthusiasts needing a reliable, efficient source of hot water in compact spaces.
To buy this product, click here.
Rheem 240V RTEX-13 Tankless Water Heater
The adjustable valve sets the Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater apart, allowing users to fine-tune water temperature with precision. This model features durable copper immersion heating elements and a self-modulating power control system, ensuring efficient operation. With dimensions of 14.5 x 10.5 x 3.5 inches, it fits conveniently in various installation spaces.
Key Advantages
- The 316-grade stainless steel construction resists corrosion, enhancing durability and longevity.
- With a remarkable 99.8% energy efficiency, it minimizes energy costs while providing hot water on demand.
- The external adjustable digital thermostatic control offers ±1 degree accuracy, allowing users to set their preferred temperature with ease.
- Installation is straightforward with included 1/2 NPT adapters and side 1/2 inch compression water connections.
Limitations
- Not compatible with traditional tank systems, which may limit options for some users.
- Requires a dedicated electrical circuit, which may necessitate additional installation costs.
Best for outdoor enthusiasts needing a reliable and efficient water heating solution, the Rheem RTEX-13 excels in providing consistent hot water for showers and other needs while conserving energy.
To buy this product, click here.
Faq about best brand of electric water heater:
1:What is the best brand of electric water heater?
The best brands of electric water heaters include Rheem, A.O. Smith, and Bradford White, known for their reliability and efficiency.
2:How do I choose the right electric water heater brand?
Consider factors such as energy efficiency, warranty, customer reviews, and the availability of replacement parts when choosing a brand.
3:Are there energy-efficient electric water heater brands?
Yes, brands like EcoSmart and Stiebel Eltron offer energy-efficient models that can reduce electricity costs.
4:What should I look for in an electric water heater?
Look for capacity, energy efficiency rating, warranty length, and customer service reputation when selecting an electric water heater.
5:How long do electric water heaters last?
On average, electric water heaters last about 10 to 15 years, depending on maintenance and usage.
6:Can I install an electric water heater myself?
While DIY installation is possible, hiring a professional is recommended for safety and compliance with local codes.
Conclusion
Rheem’s 18kW Tankless Electric Water Heater exemplifies efficiency and reliability, catering to diverse household needs with its compact design and instantaneous heating capabilities. This model stands out for its ability to provide a continuous supply of hot water, making it ideal for modern lifestyles.
Conversely, the Rheem RTEX-24 24kW Electric Water Heater offers enhanced performance with its superior power output, ensuring rapid heating for larger households. Its advanced technology and user-friendly interface further solidify its position as a leading choice for consumers seeking optimal water heating solutions.





