Rheem RTE 13 Electric Tankless Water Heater 4 GPM Review

Rheem RTE 13 Electric Tankless Water Heater 4 GPM

The Rheem RTE 13 Electric Tankless Water Heater 4 GPM is phenomenal home equipment, and coming from personal experience, your household will adore the new addition. With the convenience of acquiring warm whenever you want, you will soon be taking showers at midnight.

Last Christmas I was petrified when my old water heater was not working effectively anymore, In the chilly late December, we were left without any hot water supply. That was when I started my quest to find the most reliable water warmer and it led me to this amazing discovery, the findings of which I would like to share with you today.

Powerful 13000 watts motor system:

In order to heat the water to a correct temperature, as per your needs, the water heater requires an effective motor system and here is why the Rheem RTE 13 Electric Tankless Water Heater 4 GPM takes the trophy. With its 13000 watts electrical unit utilizing 240 volts of electricity, it’s the perfect commodity to sizzle up that chilly water all while being energy efficient.

Moreover, its 6 wired system provide active flow rates. With the minimum being 0.4, you can now save water and ensure zero wastage; however with the maximum flow rate of 4GMP you now have the power to heat a greater quantity of water according to your requirements.

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Competent compact design:

Rheem RTE 13 Electric Tankless Water Heater 4 GPM

Rheem RTE 13 Electric Tankless Water Heater 4 GPM

Its sleek rectangular design makes it adjustable against any wall or surface, with a length and width of 17.2 inches and 17.2 inches respectively. Lightweight appliances are generally easier to lift and adjust on walls and that is why this appliance is worth every penny, with an overall weight of 7.4 pounds, it’s weightless enough to fit across any wall structure and not take up too much space.

This easy to install and utilize machinery further comes with a temperature control and red LED lights. A problem I often faced with my earlier appliance was how it overheated my water, making it scalding to the touch. With this warmers temperature control on point unit, I can adjust the temperature to just right and enjoy my warm water at any hour. Moreover, the red LED lights direct me whether the appliance is working or switched off, again helping me save a lot of cash by using Rheem RTE 13 Electric Tankless Water Heater 4 GPM.

Other features and specifications:

This product comes with a 1-year warranty for the parts but a noteworthy 10-year warranty for heat exchange For only Rheem RTE 13 Electric Tankless Water Heater 4 GPM. In my prior experience, it was the wires that suffered the worst wear and tear and hence this product ensures I do not spend a dime out of my own pockets when this happens now.

Brass and copper wires are specifically known for their adept conversion of electricity to heat, and this appliance utilizes both effectively. With the ability to consume less voltage supply but aptly convert it to heat supply, this product brags and boasts an energy star certification.

Customer reviews and perception about Rheem RTE 13 Electric Tankless Water Heater 4 GPM:

The spectacular ability to save energy while producing enough quantity of warm water gets this product a splendid rating among customers. I found 638 customer reviews online at the time of writing and almost 58% gave it an overall 5 star. That surely makes a lot of happy customers.

One customer thrilled with the purchase wrote, “Fabulous! Saves me $34 per month and pays for the unit and install in 17 months in energy savings!”

However, there were some unsatisfied customers who rated with an overall 1 star, claiming they received a faulty and defective product. Some also claimed it did not supply with any warm water even when it was fitted perfectly.

Since no one filed the same complaints, it was probably a glitch or a defect acquired during shipping.


To summarize, this ingenious design is not only energy efficient for me but easy to handle and operate. I can warm water any time of the day and without constantly worrying about my bank balance. I will definitely recommend this appliance to others.