Electric tankless water heaters are growing in popularity in spite of the large price tag many of them carry. Their popularity can be owed to their compact size, energy-saving features, and good heat output. To help you find the best electric tankless water heater for your home, we came up with 5 top-selling products. For a product to make our list, we focused on certain features such as user-friendliness, heat and energy-saving factors, durability, and overall performance.
5. Rheem RTEX-18 Residential Tankless Water Heater
- Item Dimensions: 4″ x 15″ x 19″
- Item Weight: 8.5lbs
- Voltage: 240V
- Water Connection: ¾” NPT
- Max Flow Rate: 4.4 GPM
- Max Temperature Setting: 140ºF (60ºC)
- Min Temperature Setting: 80ºF (26.67ºC)
- Certification: ETL, UL
- Warranty: Heating Chamber: 5 Years | Parts: 1 Year
Bottom Line
At the start of the list of the best electric tankless water heater is the Rheem RTEX-18. It features an external digital thermostatic control with an LED display. This may better suit those who require a good amount of hot water in chilly conditions, but perhaps not all at the same time. In spite of what it advertises, it doesn’t work as well if you’re trying to run two showers.
4. Titan SCR2 N-120 Electric Tankless Water Heater
- Item Dimensions: 12″ x 10″ x 5″
- Item Weight: 8lbs
- Voltage: 220V
- Water Connection: ½” Standard Pipe
- Max Flow Rate: 4.0 GPM
- Max Temperature Setting: n/a
- Min Temperature Setting: n/a
- Certification: UL compliant
- Warranty: Casing: 10 Years | Components: 1 Year
Bottom Line
The Titan SCR2 N-120 is a whole-house system that can fit well in a small-medium sized family home. However, it’s advertised as only working best in warm weather conditions. If you live somewhere cold, it’s best to install this just for one room like a kitchen. Even so, it can heat well and fast, and its space-saving design allows it to hang anywhere. It features a basic push-control panel for temperature control.
3. EcoSmart ECO 27 Electric Tankless Water Heater
- Item Dimensions: 17″ x 17″ x 3.625″
- Item Weight: 14.7lbs
- Voltage: 240V
- Water Connection: ¾” NPT
- Max Flow Rate: 6.0 GPM
- Max Temperature Setting: 140ºF (60ºC)
- Min Temperature Setting: 80ºF (26.67ºC)
- Certification: UL, CSA, and ETL
- Warranty: Electronics, Exchanger, and Element: Limited lifetime
Bottom Line
The EcoSmart ECO 27 is known by many to be the best electric tankless water heater out today. It heats water on demand to help save on energy costs, and it promises a high energy efficiency (99.8%). The unit is safe as well thanks to the overheating and overloading protection. This is designed with single-family homes in mind that need hot water for concurrent use. Those with smaller homes may find this too much considering it’s not the most budget-friendly product.
2. Rheem RTEX-13 Residential Tankless Water Heater
- Item Dimensions: 4″ x 9″ x 13″
- Item Weight: 8.5lbs
- Voltage: 240V
- Water Connection: ½” NPT
- Max Flow Rate: 3.17 GPM
- Max Temperature Setting: 140ºF (60ºC)
- Min Temperature Setting: 80ºF (26.67ºC)
- Certification: ETL, UL
- Warranty: Heating Chamber: 5 Years | Parts: 1 Year
Bottom Line
Similar to other Rheem products, the RTEX-13 is built with users in mind. Installation is straightforward and the unit itself is easy to control. The self-modulating system is there so you don’t use more hot water than needed. Due to its size and small max flow rate number, the RTEX-13 is the best electric tankless water heater to benefit those in smaller households or even apartments.
1. Stiebel Eltron Tempra 24 Plus Tankless Electric Water Heater
- Item Dimensions: 21.7″ x 20.1″ x 9.6″
- Item Weight: 16.1lbs
- Voltage: 240V
- Water Connection: ¾” NPT
- Max Flow Rate: 4.0 GPM
- Max Temperature Setting: 140ºF (60ºC)
- Min Temperature Setting: 86º (30ºC)
- Certification: ETL, WQA, ISO
- Warranty: Leakage: 7 Years | Parts: 3 Years
Bottom Line
Last in the search for the best electric tankless water heater is the Stiebel Eltron Tempra Plus. This electric water heater is generous in size, and yet it still manages to provide a small enough footprint to save you on additional space. This best fits with an average or small family home. Anything larger and it may not perform at its highest quality. Also, since it requires a good deal of proper wiring, expert installation is needed for most people. Moreover, you can also check out the Tempra 29 Plus as well.
Wrap Up
As more individuals do away with traditional tanked water heaters, they look to electric tankless ones that have quality performance in a small package. The best electric tankless water heater has much to do with your individual needs. Even still, they offer good performance, are reliable, and easy to use. If you’ve used any of the products reviewed here, let us know how you feel about them.
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