With cheaper operating costs and endless hot water, it’s no surprise that many people are considering investing in a tankless water heater. But with so many models on the market, it’s important to consider the needs of your household first. The output of a tankless heater is an important consideration. Although most units are quite small, size may still matter. And of course, a good warranty is a must for any major household appliance. All of these things will be taken into consideration in the comparison below.
Stiebel Eltron Tempra 20 Plus Electric Tankless Whole House Water Heater
The Tempra 20 Plus by Stiebel Eltron is a 240-volt electrical heater. At 21.2 x 19.4 x 8.5 inches, it’s on the larger side. One notable feature is the variable water output. It will raise the flow as high as 4.5 gallons per minute to as low as 1.5gpm, depending on the difference between the incoming water temperature and the desired temperature. This ensures that the water will always be at the correct temperature. It comes with a three-year warranty, but it must be installed by a licensed electrician.
Eccotemp L10 High Capacity Outdoor Tankless Water Heater
The L10 by Eccotemp is a gas heater that uses a standard 20-gallon propane tank and two D batteries. This makes it perfect for use in an off-the-grid cabin. Though small at 6.5 x 13.5 x 28 inches, the L10 is capable of producing 2.6gpm. It comes with a one-year warranty.
EcoSmart ECO 11 Electric Tankless Water Heater
The Eco11 by EcoSmart is a 240-volt electrical heater. At 6.5 x 13.5 x 10 inches, the Eco11 is on the small side. It is best used in a climate where incoming water is 67F or higher, and will produce 2gpm under those circumstances. While it can be used at lower temperatures, it would be best to have a single point of use, such as a sink. It comes with a lifetime warranty.
Eccotemp L5 Portable Tankless Water Heater and Outdoor Shower
L5 by Eccotemp is another gas heater that uses a standard propane tank and two D batteries. Like the L5, it is perfect for off-the-grid use. At 20 x 4.5 x 12 inches, it is quite small, which suits its intended use of as outdoor shower heater. It produces 1.4gpm, meaning you’ll get the same pressure as your indoor shower. Like the L10, it comes with a one-year warranty.
Ecosmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts with Patented Self Modulating Technology
The Eco27 by EcoSmart is a 240-volt electrical heater. It is very large, measuring 20 x 20 x 6.5 inches. To match its size, the Eco27 has a stunning flow of 6gpm. It is also built for incoming water temperatures as low as 37F, and is still able to produce 3gpm, ideal for cold climates. It comes with a lifetime warranty.
As you can see, there are various different features tankless water heaters can have. Large families can buy a large output heater, while smaller ones can save space. Even someone without access to gas or electricity can have heated water. With such a wide range of models available, anyone can find a tankless water heater to suit their needs.