10 Best Portable Water Heater 2024 in the US

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Continuous Hot Water: Provides hot water for entire house, even with multiple uses.

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Energy Efficient: Heater only runs when needed, saving on energy costs.

3.

Water Saving Setting: Saves up to 1,100 gallons of water per year.

4.

Hot-start Programming: Keeps heater ready, avoiding cold-water bursts.

5.

Compact Design: 19% smaller and 22% lighter for easy installation.

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.

1.

Continuous Hot Water: Provides hot water for entire house, even with multiple uses.

2.

Energy Efficient: Heater only runs when needed, saving on energy costs.

3.

Water Saving Setting: Saves up to 1,100 gallons of water per year.

4.

Hot-start Programming: Keeps heater ready, avoiding cold-water bursts.

1.

Instant Hot Water: Heats water instantly for quick hot showers.

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Portable Design: Lightweight at 13.7 lbs with durable handles.

3.

Rapid Charging: Built-in 4,000 mAh batteries, full charge in 3 hours.

4.

Flexible Charging: Supports multiple charging methods including 12V car lighter.

5.

User-Friendly: Automatic ignition and adjustable water flow.

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Energy Efficiency: Built-in insulation foam reduces heat loss.

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Compact Design: 2.5-gallon mini-tank fits under sink for convenience.

3.

Durable Construction: Glass-lined tank ensures long service life.

4.

Temperature Control: Adjustable thermostat with 3 settings from 50°F to 149°F.

5.

Easy Installation: Can be wall, floor, or shelf mounted with included bracket.