The Rheem 18kW is perfect for medium to high-demand households, providing reliable hot water on demand for multiple fixtures.
Plus, its compact design saves valuable space, making it ideal for smaller homes or apartments.
We tested durability, ease of use, and more to ensure you get the best performance.
ORBEK 14kW Electric Tankless Water Heater
The ORBEK 14kW Tankless Water Heater is designed to provide an instant hot water supply, ideal for homeowners seeking efficient solutions for their hot water needs. Perfect for small to medium-sized households, this electric heater can supply up to 3.38 GPM, making it suitable for 2-3 points of use simultaneously. With dimensions of 14.2″H x 9.5″L x 3.1″W, it fits seamlessly into tight spaces, and its sleek design is available in a modern finish.
This innovative water heater addresses the common problem of running out of hot water, ensuring a steady supply for showers, dishwashing, and more. Its energy-efficient operation can reduce electricity costs by up to 60% compared to traditional tank heaters, making it a smart investment for budget-conscious consumers.
Pros
- Instant hot water supply, eliminating wait times.
- High energy efficiency, reducing utility bills.
- Compact design saves space in your home.
- Comprehensive safety features for peace of mind.
- Easy installation process with clear instructions.
Cons
- Requires a 240V/60AMP breaker, which may necessitate electrical upgrades.
- Initial cost may be higher than traditional water heaters.
- Limited to 2-3 points of use simultaneously.
The ORBEK 14kW Tankless Water Heater excels in performance with its advanced temperature control, adjusting heating power 20,000 times per second for consistent water temperatures. Its LED digital display allows for easy temperature adjustments, enhancing usability. This product is best suited for families or individuals who prioritize efficiency and reliability in their hot water supply. Overall, the ORBEK water heater stands out as a valuable addition to any modern home.
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Rheem 18kW Tankless Electric Water Heater
The Rheem 18kW 240V Tankless Electric Water Heater is designed to provide on-demand hot water, ideal for households with moderate hot water needs. Targeted towards homeowners seeking energy efficiency, this unit features a sleek gray design and is compact enough to fit in tight spaces. With dimensions that allow for easy installation and a flow rate of up to 4.4 GPM, it ensures a consistent supply of hot water for multiple outlets simultaneously.
This tankless electric water heater addresses common issues such as running out of hot water and high energy bills. Its advanced self-modulation technology adjusts power usage based on demand, enhancing energy efficiency while maintaining a steady temperature. The durable copper immersion heating elements are field serviceable, ensuring longevity and ease of maintenance.
Pros
- Energy-efficient operation reduces utility bills.
- Compact design saves space compared to traditional tanks.
- Easy installation with bottom 3/4 inch NPT water connections.
- Digital thermostatic control with LED display for precise temperature management.
Cons
- Requires a 240V electrical connection, which may need professional installation.
- Higher upfront cost compared to conventional water heaters.
Performance-wise, the Rheem 18kW excels in delivering reliable hot water without the wait. Its standout feature, the digital temperature display, provides users with real-time temperature readings, enhancing usability. Best suited for small to medium households, this heater offers a practical solution for those looking to upgrade from traditional systems. While the installation may require professional help, the long-term savings and convenience make it a worthwhile investment.
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Rheem 11kW Tankless Electric Water Heater
The Rheem 11kW 240V Tankless Electric Water Heater is designed to provide on-demand hot water, ideal for homeowners seeking efficiency and reliability. Its compact design measures 13.75 x 7.5 x 4.5 inches and features a sleek white finish, making it suitable for various installation locations. With a flow rate of up to 2.68 GPM, this unit caters perfectly to small to medium-sized households, ensuring consistent hot water supply without the wait.
This tankless electric water heater addresses the common problem of running out of hot water, especially during peak usage times. The self-modulating power control optimizes energy efficiency, reducing utility bills while maintaining comfort.
Pros
- Provides continuous hot water, eliminating wait times.
- Compact size fits easily in tight spaces.
- Self-modulating technology enhances energy efficiency.
- Adjustable digital temperature display for precise control.
Cons
- May require professional installation, impacting overall cost.
- Flow rate may not suffice for larger households with simultaneous demands.
The Rheem 11kW model stands out due to its user-friendly features and reliable performance. It’s best suited for apartments or homes with lower hot water demands, providing a practical solution for efficient heating. While it may not cater to larger households effectively, its energy-saving capabilities and compact design make it an excellent choice for those prioritizing space and efficiency.
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EcoSmart ECO 11 Electric Tankless Water Heater
EcoSmart ECO 11 Electric Tankless Water Heater is designed to provide endless on-demand hot water, making it ideal for small households, offices, or low-flow applications. Its compact dimensions of 11.5 x 8 x 3.75 inches and sleek design allow for easy installation on walls or at point-of-use locations, saving valuable space. Made from durable materials, this heater features patented self-modulating technology that ensures efficiency and consistent performance, heating water only when needed.
One of the standout features of the EcoSmart ECO 11 is its energy efficiency. Operating at 99% thermal energy efficiency, it eliminates the standby heat loss associated with traditional tank heaters. This not only conserves energy but also reduces utility bills, making it a cost-effective solution for hot water needs.
Pros
- Endless hot water supply, ideal for small households.
- Compact design saves space compared to traditional heaters.
- Highly energy-efficient, reducing overall energy costs.
- Easy installation and user-friendly operation.
Cons
- May not meet hot water demands in larger households.
- Requires a minimum electrical capacity (54 A) for optimal performance.
Overall, the EcoSmart ECO 11 Electric Tankless Water Heater is perfect for users seeking a reliable, space-saving solution for hot water. Its efficient design and performance make it a valuable investment for those with specific needs in smaller settings.
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ECOTINYMACH 110V Tankless Electric Water Heater
ECOTINYMACH 110V Tankless Water Heater Electric is designed to provide on-demand hot water, ideal for homeowners seeking an efficient solution for their under-sink needs. Its compact design (dimensions: 12.6 x 7.5 x 3.5 inches) and sleek white color ensure it fits seamlessly into any space without overwhelming it. Made from durable materials, this water heater offers a reliable performance that enhances your daily routine.
This tankless water heater solves the problem of limited hot water supply by providing instant hot water whenever needed, making it perfect for small kitchens, bathrooms, or even RVs. The convertible temperature scale feature allows users to switch between Fahrenheit and Celsius, ensuring easy monitoring of water temperature.
Pros
- Efficient and compact design saves space.
- Instant hot water reduces wait times.
- Convertible temperature scale enhances usability.
- Easy installation process saves time and effort.
- Environmentally friendly and energy-efficient.
Cons
- Requires a dedicated circuit breaker (≥ 32AMP).
- Limited to specific installation requirements (1/2″ NPT thread size).
The ECOTINYMACH tankless water heater stands out for its energy efficiency and user-friendly features. Best suited for small households or individuals with limited space, this unit delivers reliable hot water without the bulk of traditional heaters. While it does have specific installation requirements, its performance and convenience make it a valuable addition to any home.
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Faq about best tankless electric hot water heater:
1:What is a tankless electric hot water heater?
A tankless electric hot water heater heats water on demand without storing it in a tank, providing continuous hot water.
2:How does a tankless electric hot water heater work?
It uses electric elements to heat water as it flows through the unit, ensuring instant hot water supply.
3:What are the benefits of using a tankless electric hot water heater?
Benefits include energy efficiency, space-saving design, and unlimited hot water availability.
4:Are tankless electric hot water heaters energy-efficient?
Yes, they are more energy-efficient than traditional tank heaters, reducing energy costs by only heating water when needed.
5:What size tankless electric hot water heater do I need?
The size depends on your household’s peak hot water demand, typically measured in gallons per minute (GPM).
6:How long do tankless electric hot water heaters last?
They typically last 15 to 20 years with proper maintenance, outlasting traditional tank heaters.
7:Can I install a tankless electric hot water heater myself?
Professional installation is recommended to ensure safety and compliance with local codes.
8:What maintenance do tankless electric hot water heaters require?
Regular descaling, cleaning filters, and checking for leaks are essential for optimal performance.
Conclusion
Both the ORBEK 14kW Electric Tankless Water Heater and the Rheem 18kW Tankless Electric Water Heater exemplify cutting-edge technology in the realm of instantaneous water heating. The ORBEK model is lauded for its compact design and energy efficiency, making it an ideal choice for smaller spaces without compromising performance.
On the other hand, the Rheem unit stands out with its robust output and advanced features, catering to larger households with higher hot water demands. Each product offers distinct advantages, ensuring that consumers can select the perfect solution tailored to their specific needs.
