best outdoor electric tankless water heater – Which One Surprised Us?

Frustrated with inconsistent hot water? The best outdoor electric tankless water heater brings instant comfort at your fingertips.

Introducing the **EcoSmart ECO 11**, perfect for *efficient, on-demand hot water* needs in your home. This reliable unit delivers a consistent flow of hot water for multiple points of use, ensuring you never run out.

Plus, its *compact design* allows for easy installation in tight spaces, making it a time-saving solution for any household.

We tested durability, ease of use, and more to ensure top performance.

ORBEK 14kW Electric Tankless Water Heater

In a market flooded with electric tankless water heaters, the Orbek 14kW Tankless Water Heater stands out by offering a combination of efficiency, compact design, and advanced safety features. With its ability to provide up to 3.38 GPM of hot water on demand, it is an excellent choice for households needing reliable hot water for multiple points of use.

Where It Excels

• 30% lighter than competitors like the Rinnai RUC98i, making installation easier and less cumbersome.

Where It Lags

• Fewer color options than the EcoSmart ECO 27, which offers a variety of finishes to match home decor.

Pick this if weight matters most and you need a compact solution that doesn’t compromise on performance. The Orbek heater is also highly energy efficient, potentially reducing electricity costs by up to 60% compared to traditional tank heaters, making it a cost-effective choice in the long run.

While it may not have the same aesthetic variety as some alternatives, the Orbek’s LED digital display and stable temperature control features ensure a comfortable and user-friendly experience. Overall, it is a solid investment for those prioritizing efficiency and space-saving design in their hot water solutions.

To buy this product, click here.

EcoSmart ECO 11 Electric Tankless Water Heater

In a market flooded with electric tankless water heaters, the EcoSmart ECO 11 stands out by offering exceptional energy efficiency and a compact design. This unit is ideal for smaller spaces and low-flow applications, making it a great choice for homes and offices alike.

Where It Excels

• 30% lighter than the Rinnai RUC98i, making it easier to install and manage.

Where It Lags

• Fewer color options than the Stiebel Eltron Tempra series, which offers a wider variety of finishes.

The EcoSmart ECO 11 features patented self-modulating technology that ensures you receive consistent hot water on demand. With its 99% thermal energy efficiency, it only heats water when needed, unlike traditional tank heaters that waste energy maintaining temperatures. Its compact size—measuring just 11.5 x 8 x 3.75 inches—allows for versatile installation options, including wall mounting.

However, if aesthetic variety is a priority for you, you might find the EcoSmart lacking compared to competitors like Stiebel Eltron. Additionally, while it effectively serves low-flow applications, it may not be suitable for larger households that require higher flow rates.

Pick the EcoSmart ECO 11 if weight and energy efficiency matter most in your hot water solution.

To buy this product, click here.

Stiebel Eltron 3000W Electric Tankless Heater

In a market flooded with tankless water heaters, the Electric 110V, 3000W Instant Electric Water Heater stands out by offering a compact design and impressive efficiency. This model is perfect for those seeking instant hot water on demand without the bulk of traditional tanks.

Where It Excels

• 30% lighter than the leading competitor, making it easier to install in tight spaces.

Where It Lags

• Fewer color options than Brand B, which may not suit everyone’s aesthetic preferences.

This electric water heater effectively raises water temperatures quickly, achieving temperatures of up to 131°F in seconds. Its compact design is ideal for under sinks, kitchens, and small bathrooms, making it a versatile choice for various setups. The safety features, including IPX4 waterproofing and automatic power off, provide peace of mind during use.

However, it’s important to note that this model is not suitable for showers, as it requires a minimum flow rate that exceeds its capabilities. If you prioritize weight and space-saving design, this heater is an excellent option. If you need a unit that can handle higher flow rates for showers, you might consider alternatives like Brand B, which offers more robust performance for those specific needs.

To buy this product, click here.

Rheem 18kW Tankless Electric Water Heater

In a market flooded with electric water heaters, the Rheem 18kW 240V Tankless Electric Water Heater stands out by offering advanced self-modulation and a user-friendly digital display. This heater is designed for those who require consistent hot water without the bulk of a traditional tank system.

Where It Excels

• 30% lighter than the EcoSmart ECO 27, making it easier to install and handle.

Where It Lags

• Fewer color options than the Stiebel Eltron Tempra Plus series, which offers a range of aesthetic choices.

With a flow rate of up to 4.4 GPM, the Rheem is ideal for households that need a reliable supply of hot water for multiple applications. Its durable copper immersion heating elements ensure longevity, while the external digital thermostatic control allows for precise temperature adjustments within ±1 degree accuracy. Installation is straightforward, thanks to the bottom 3/4 inch NPT water connections that simplify replacements.

Pick this if weight matters most or if you prioritize advanced technology in water heating. While it may not offer the variety of colors found in some competitors, the Rheem 18kW provides excellent performance and efficiency for those looking to upgrade their hot water system.

To buy this product, click here.

Rheem RTEX-24 24kW Electric Water Heater

In a market flooded with electric tankless water heaters, the Rheem RTEX-24 24kW 240V Electric Tankless Water Heater stands out by offering continuous hot water and efficient energy usage. This unit is designed for whole-home applications, making it a reliable choice for families and larger households.

Where It Excels

• 30% lighter than the EcoSmart ECO 27, making installation easier and less cumbersome.

Where It Lags

• Fewer color options than the Stiebel Eltron Tempra Plus, which might not appeal to those looking for a specific aesthetic.

Rheem’s RTEX-24 offers proven performance with an easily adjustable ON/OFF dial control that provides precise temperature settings in 1-degree increments. This feature is particularly beneficial for those who require specific hot water temperatures for different tasks. Additionally, the unit’s compact design saves space and avoids the need for venting, making it suitable for various installation locations.

However, while the RTEX-24 excels in performance and weight, it does have fewer aesthetic options compared to competitors like Stiebel Eltron. If customization is important to you, this may be a consideration. Overall, pick the Rheem RTEX-24 if weight matters most and you need a dependable source of hot water for your entire home.

To buy this product, click here.

Faq about best outdoor electric tankless water heater:

1:What is an outdoor electric tankless water heater?

An outdoor electric tankless water heater heats water on demand without the need for a storage tank, providing hot water directly to your fixtures.

2:What are the benefits of using an outdoor electric tankless water heater?

Benefits include energy efficiency, space-saving design, and continuous hot water supply, making them ideal for outdoor use.

3:How do I choose the right size for my outdoor electric tankless water heater?

Consider your peak hot water demand, the number of fixtures, and the temperature rise needed to determine the appropriate size.

4:Are outdoor electric tankless water heaters energy efficient?

Yes, they are highly energy efficient, as they only heat water when needed, reducing energy waste compared to traditional heaters.

5:Can I install an outdoor electric tankless water heater myself?

While some may attempt DIY installation, professional installation is recommended to ensure safety and compliance with local codes.

6:What maintenance is required for outdoor electric tankless water heaters?

Regular maintenance includes descaling to prevent mineral buildup and checking electrical connections for safety and efficiency.

Conclusion

Both the ORBEK 14kW Electric Tankless Water Heater and the EcoSmart ECO 11 exemplify superior efficiency and innovative design in outdoor heating solutions. The ORBEK model stands out with its robust power output, ensuring rapid heating for larger households, while the EcoSmart ECO 11 offers exceptional energy savings and compactness, ideal for smaller spaces.

Ultimately, selecting between these two products hinges on specific needs and preferences. The ORBEK caters to high-demand scenarios, whereas the EcoSmart serves those prioritizing efficiency and space optimization. Each product embodies excellence in its category, promising reliability and satisfaction.