Best Lowboy Electric Water Heater for Small Spaces!

Budget models fall short—but Rheem 18kW delivers unbeatable performance.

When it comes to choosing a tankless electric water heater, efficiency is key. The ECOTINYMACH 110V offers compact convenience, while the Rheem 18kW excels in consistent hot water delivery.

For space-saving solutions, the ECOTINYMACH’s design is perfect for under-sink installations, making it ideal for smaller kitchens or bathrooms.

Below, we analyze budget, lifespan, and real-user feedback to help you make an informed decision.

best lowboy electric water heaterbest lowboy electric water heaterbest lowboy electric water heater

best lowboy electric water heater

ECOTINYMACH 110V Tankless Electric Water Heater

#1 CHOICE

ECOTINYMACH 110V Tankless Water Heater Electric, 3000W Compact Water Heater Under Sink, Conveniently Convertible Between Fahrenheit and Celsius

If you’re looking for an efficient and space-saving solution, the ECOTINYMACH 110V Tankless Water Heater Electric is an excellent choice. This compact water heater is perfect for under-sink installations and offers a range of features that make it a standout product in the market.

Pros

This tankless water heater comes with several advantages:

  • Compact Design: Its small footprint allows for easy installation in tight spaces.
  • Convertible Temperature Scale: Easily switch between Fahrenheit and Celsius to suit your preference.
  • Easy Installation: Simple setup process saves you time and effort.
  • Energy Efficient: Electric operation reduces energy bills while being environmentally friendly.

Cons

While the ECOTINYMACH water heater excels in many areas, there are a few considerations:

  • Power Requirements: Requires a circuit breaker of at least 32AMP, which may need adjustment in some homes.
  • Installation Specifics: Requires specific wiring (2.5mm² or 13AWG) that may not be standard in all households.

Overall, the ECOTINYMACH 110V Tankless Water Heater is a reliable and efficient choice for those seeking a compact and environmentally friendly water heating solution.

To buy this product, click here.

Stiebel Eltron 3000W Electric Tankless Water Heater

#2 CHOICE

Tankless Water Heater Electric 110V, 3000W Instant Electric Water Heater, Under Sink Water Heater with Digital Display, On Demand Hot Water heater Electric for Kitchen Bathroom Washin

If you’re in the market for an efficient and compact solution for hot water needs, the Tankless Water Heater Electric 110V is a fantastic choice. This 3000W instant electric water heater provides on-demand hot water for your kitchen and bathroom, ensuring you never have to wait for preheating again.

Pros

This product offers numerous advantages that make it stand out:

  • Instant Hot Water: Heats water rapidly, raising temperatures by 82°F in seconds.
  • Compact Design: Ultra-thin and elegant, perfect for small spaces.
  • High Efficiency: Thermal efficiency of 98%, ensuring energy savings.
  • Safety Features: Includes leakage protection, dry boil protection, and automatic power off.
  • Easy Installation: Comes with an English manual and predrilled holes for quick setup.
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Cons

While this water heater has many benefits, there are a few considerations:

  • Limited Flow Rate: Not suitable for showers as it requires at least 1.8 GPM.
  • Vertical Installation Only: Must be installed vertically to function correctly.
  • Wiring Requirements: Needs specific wire sizes and trip switches for safe operation.

Overall, the Tankless Water Heater Electric 110V is an excellent investment for those seeking convenience and efficiency in their hot water supply.

Check the latest price from here.

Rheem 18kW Tankless Electric Water Heater

#3 CHOICE

Rheem 18kW 240V Tankless Electric Water Heater, Gray

If you’re looking for an efficient and reliable hot water solution, the Rheem 18kW 240V Tankless Electric Water Heater is an excellent choice. This model combines advanced technology with user-friendly features to provide consistent hot water on demand.

Pros

This water heater offers several advantages that make it a standout option.

  • External digital thermostatic control with LED display ensures precise temperature settings with +/- 1 degree accuracy.
  • Features self-modulation technology that automatically adjusts power to meet your hot water needs, enhancing energy efficiency.
  • Durable copper immersion heating elements are field serviceable, allowing for easy maintenance and longevity.
  • Impressive flow rate of up to 4.4 GPM provides ample hot water for multiple applications simultaneously.
  • Simple installation with bottom 3/4 inch NPT water connections makes it accessible for DIY enthusiasts.

Cons

While this water heater excels in many areas, there are a few considerations to keep in mind.

  • Requires a minimum electrical supply, which may necessitate upgrades in some homes.
  • Performance can vary based on incoming water temperature and flow rate.
  • Initial cost may be higher than traditional water heaters, but savings on energy bills can offset this.

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ORBEK 14kW Electric Tankless Water Heater

#4 CHOICE

14kW Tankless Water Heater Electric, ORBEK 240 Volt On Demand Instant Hot Water Heater, with LED Digital Display, ETL Certified, Up to 3.38 GPM for 2-3 Point of Use

If you’re looking for an efficient and compact solution for your hot water needs, the 14kW Tankless Water Heater Electric by ORBEK is an excellent choice. This 240 Volt on-demand heater provides instant hot water, ensuring comfort for multiple points of use simultaneously.

Pros

This product comes with numerous advantages:

  • Instant Hot Water Supply: Delivers up to 3.38 GPM, perfect for 2-3 points of use at once.
  • High Energy Efficiency: Reduces electricity costs by up to 60% compared to traditional heaters.
  • Comprehensive Security Protection: ETL certified with advanced safety features like leakage and over-temperature protection.
  • Stable Temperature Control: Maintains water temperature within 1°F for a consistent shower experience.
  • LED Digital Display: Easy-to-read screen for quick temperature adjustments and real-time monitoring.
  • Easy Installation: Compact design saves space and simplifies the installation process.

Cons

While this heater has many benefits, consider the following:

  • Requires a dedicated 240V/60AMP breaker and specific wiring for installation.
  • May not be suitable for larger households needing more simultaneous hot water access.

Overall, the ORBEK 14kW Tankless Water Heater is a fantastic investment for efficient and reliable hot water supply.

To know more about this product, click here.

EcoSmart ECO 11 Electric Tankless Water Heater

#5 CHOICE

EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

The EcoSmart ECO 11 Electric Tankless Water Heater is a game-changer for those seeking efficient and reliable hot water solutions. With its innovative patented self-modulating technology, this unit provides endless on-demand hot water, making it perfect for small sinks, bathrooms, and office breakrooms.

Pros

This tankless water heater offers numerous advantages:

  • Endless Hot Water: Enjoy consistent hot water without running out.
  • Space-Saving Design: 90% smaller than traditional tank heaters, easily installs on walls.
  • Energy Efficiency: 99% thermal energy efficiency saves on energy costs.
  • Compact Size: Dimensions of 11.5 x 8 x 3.75 inches fit in tight spaces.
  • On-Demand Heating: Heats water only when needed, reducing waste.

Cons

While the EcoSmart ECO 11 has many benefits, there are a few considerations:

  • Amperage Draw: Requires 54 A, which may necessitate electrical upgrades.
  • Flow Rate Limitations: Provides 1.3 to 3.1 gallons-per-minute, which may not suit larger households.
  • Installation Complexity: Professional installation recommended for optimal performance.
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Overall, the EcoSmart ECO 11 is a reliable and efficient choice for on-demand hot water needs.

Check details of this product, click here.

Faq about best lowboy electric water heater:

1:What is a lowboy electric water heater?

A lowboy electric water heater is a compact, horizontally-oriented water heater designed to fit in tight spaces, providing efficient hot water heating.

2:What are the advantages of a lowboy electric water heater?

Lowboy electric water heaters save space, are easy to install, and often have faster recovery rates compared to traditional models.

3:How do I choose the best lowboy electric water heater?

Consider factors like capacity, energy efficiency, warranty, and installation space to find the best model for your needs.

4:What is the average lifespan of a lowboy electric water heater?

Typically, a lowboy electric water heater lasts around 10 to 15 years with proper maintenance.

5:Are lowboy electric water heaters energy efficient?

Yes, many lowboy electric water heaters are designed to be energy efficient, often featuring high energy factor ratings.

6:Can I install a lowboy electric water heater myself?

While DIY installation is possible, it’s recommended to hire a professional to ensure safety and compliance with local codes.

7:What maintenance is required for a lowboy electric water heater?

Regular flushing to remove sediment build-up and checking the anode rod are key maintenance tasks for longevity.

Conclusion

The ECOTINYMACH 110V Tankless Electric Water Heater epitomizes efficiency and compact design, catering to those with limited space while delivering instantaneous hot water. Its user-friendly installation and energy-saving capabilities make it an ideal choice for modern households.

On the other hand, the Stiebel Eltron 3000W Electric Tankless Water Heater stands out for its robust performance and reliability, ensuring a steady supply of hot water even in high-demand situations. Its advanced technology and sleek design further enhance its appeal, solidifying its position as a premier option for discerning consumers.

Joye
Joye

I am a mechanical engineer and love doing research on different home and outdoor heating options. When I am not working, I love spending time with my family and friends. I also enjoy blogging about my findings and helping others to find the best heating options for their needs.