10 Best Electric Tankless Water Heaters 2024 in the US

1.

Continuous Flow: Advanced Flow Control technology maintains consistent water temperature and comfort, reducing flow as needed to ensure uninterrupted hot water.

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Space & Energy Saver: Compact, sleek design saves space without venting requirements, features energy-saving auto-modulation, and a savings monitor to track energy cost reductions.

3.

Easy Operation: Noise-free electronic switch, digital temperature display, preset temperatures, memory buttons, and a robust internal copper heating system for effortless control.

4.

Tempra 24 Plus Specifications: 24kW, 240V model with a minimum recommended electric service of 150 A, capable of delivering water temperatures from 68° to 140°F.

5.

Scalding Prevention: Option to limit maximum hot water temperature to 109°F to prevent scalding, enhancing safety in certain installations.

1.

Digital Thermostatic Control: External digital control with LED display for precise temperature regulation with +/- 1 degree accuracy.

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Self-Modulation: Advanced self-modulation adjusts power to meet real-time hot water demand, enhancing efficiency.

3.

Copper Heating Elements: Features two durable copper immersion heating elements that are field serviceable and provide a flow rate of up to 4.4 GPM.

4.

Easy Installation: Designed for simple installation with bottom 3/4 inch NPT water connections and a threaded design for easy replacement.

5.

Digital Temperature Display: Equipped with a digital temperature display for easy monitoring and control of water temperature.

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Endless Hot Water: Provides a consistent and endless supply of hot water on demand without running out.

2.

Space Saving Design: Compact size saves valuable storage space, with wall-mounted or point-of-use installation options.

3.

Energy Efficient: 99% thermal energy efficiency and only heats water on demand, potentially saving up to 50% in water heating costs.

4.

Sizing Options: Ideal for whole home applications with a range of 2.7 to 6.5 gallons-per-minute, depending on inlet water temperature.

5.

Warranty and Certifications: Comes with a Limited Lifetime Warranty and is UL-499 certified and ETL listed.

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ON/OFF Dial Control: Easy-to-use interface with adjustable digital temperature display for precise control.

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Self-modulating Power: Automatically adjusts energy consumption based on flow rate and temperature setting, enhancing energy efficiency.

3.

High Flow Rate: Provides up to 5.9 gallons per minute, ensuring ample hot water for multiple uses simultaneously.

4.

Convenient Water Connections: Features bottom 3/4" NPT water connections for easy installation.

5.

Continuous Hot Water: Delivers on-demand, consistent hot water without the wait or worry of running out.

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Highly Durable: Built to last with robust materials.

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Energy Efficient: Save up to 60% on water heating costs.

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Space Saving: Compact design saves up to 12 cubic feet.

4.

Digital Temperature Control: Adjust temperature in 1-degree increments.

5.

Lifetime Warranty: Lifetime warranty for residential use.

1.

Digital Thermostatic Control: External digital control with LED display for precise temperature adjustments with +/- 1 degree accuracy.

2.

Advanced Self-Modulation: Automatically adjusts power to meet hot water demand, enhancing energy efficiency.

3.

Copper Heating Elements: Features three durable copper immersion heating elements that are field serviceable.

4.

Easy Installation: Designed for simple installation with bottom 3/4 inch NPT water connections.

5.

Digital Temperature Display: Includes a digital temperature display for easy monitoring and adjustment.

1.

Adjustable Digital Control: External digital thermostatic control with LED display for precise temperature adjustment and monitoring with +/-1 degree accuracy.

2.

Copper Heating Elements: Features durable copper immersion with two heating elements that are field serviceable for longevity and reliability.

3.

Self-Modulating Power: Incorporates self-modulating power control to optimize energy usage based on demand.

4.

Easy Installation: Comes with 1/2 NPT adapters and side 1/2 inch compression water connections for straightforward installation.

5.

High Energy Efficiency: Boasts a 99.8% energy efficiency rating, reducing energy consumption and costs.

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Endless Hot Water: Provides a continuous supply of hot water on-demand without running out.

2.

Precise Temperature Control: Monitors water temperature and controls flow rates for consistent performance within 1 degree of the selected temperature.

3.

Energy Efficient: Utilizes patented self-modulating technology to save energy, with a 99% thermal energy efficiency rate.

4.

Compact Design: 90% smaller than traditional tank heaters, can be installed on a wall or at the point of use.

5.

Cost Savings: Only heats water when needed, unlike tank heaters that maintain temperature constantly, leading to potential savings on energy bills.

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Refurbished Quality: Tested and certified to ensure it looks and works like new.

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Comprehensive Refurbishing Process: Includes functionality testing, basic cleaning, and inspection.

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Self-Modulating: Automatically adjusts energy usage for optimal efficiency.

4.

High Capacity: Delivers up to 6 gallons per minute, suitable for medium to large homes.

5.

Electric Tankless Design: Provides continuous hot water on demand without the need for a storage tank.

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Energy Efficiency: Saves 60% of heating costs with no preheating needed.

2.

Compact Design: Can be installed anywhere due to its small size.

3.

High Thermal Efficiency: On-demand efficiency reaches up to 99%.

4.

User-Friendly Controls: Knob controls and LED display for easy temperature setting.

5.

Safety Features: Includes leakage and overheating protection, CSA listed.