Best Noritz Tankless Water Heaters 2022 Reviews

Heating water for use has evolved over the years. It is not until 1981 that we had the first tankless water heaters.

This is courtesy of Noritz, a company founded in 1951 and a leader in the water heating industry.

Tankless water heaters are high-quality and energy-efficient machines that every home would love to have.

They are available as outdoor and indoor heaters.

Best Noritz Tankless Water Heaters Reviews:

10. Noritz –EZTR40-LP Tankless Water Heater

Noritz –EZTR40-LP Tankless Water Heater

This product is suitable for middle-sized families that require easy placement of the heaters.

It is a first-of-its-class product that allows one to exchange the 30/40 gallon tank type for tankless water heating technology.

The product has an isolation valve kit that allows the descaling of the product in specific situations.

It permits a water flow of up to 6.6 gallons per minute.


  • Has isolation kit for energy efficiency
  • Comes as a complete kit with enhancing features
  • Designed to convert gallon type tanks into tankless technology

Other Topic: Best Rheem Tankless Water Heaters Reviews

9. Noritz NR501-OD-LP Water heater

Noritz NR501 OD LP

This is an outdoor tankless water heater that weighs around 33 pounds. It is medium-sized, measuring 10.7 x17.6 x 26.6 inches.

This product has a water flow rate of 5 gallons per minute and is therefore highly efficient in hot water provision.

The water heater utilizes liquid propane gas in heating the water.


  • Highly efficient-turning out 5 gallons of water per minute.
  • Low NOx design
  • Best for outdoor use
  • Uninterrupted water flow

8. Noritz NR83-DV-LP Indoor Vent

Noritz NR83 DV LP

This is a reliable heater for use by small families. It has an 8.3 GPM efficiency and provides good services while multi-tasking.

The machine is not tied to outdoor use. One requires a properly ventilated house and can use it in the house.

It is quite small as compared to other types in the market. Other than its 2-pipe vent, it also utilizes polypropylene and CPVC.


  • The maximum flow rate of 8.3 GPM
  • Energy efficient
  • Propelled by propane that is 30 points more effective than normal petrol
  • Long coverage of up to 12 years
  • Temperature controlled

7. Noritz NR501-OD-NG 5.0 GPM Water Heater

Noritz NR501-OD-NG 5.0 GPM Water Heater

This is a reasonably priced heater that gives families the best options for water heating.

It is affordable for low-income homeowners and tenants. This product uses natural gas and gives good results.

Noritz NR 501 heater is appropriate for small homes and apartments but can only be installed outdoors.


  • Appropriate for outdoor use
  • Low nox outlook
  • Allows up to 5 gallons per minute

6. Noritz NR981-SV–NG 9.8 GPM Heater

Noritz NR981-SV–NG 9.8 GPM Heater

This heater uses natural gas but is appropriate for methane and propane gas.

It uses the venting system and turns out 9.8 GPM energy output. It measures 17 by 13 by 29 inches and weighs 54 pounds.

It can be used both indoors and outdoors and has the advantage of producing environment-friendly fumes.

A class 3 venting system works best with this product.


  • Low nox design
  • Has class three venting that ensures no fumes are produced
  • Used both indoors and outdoors
  • High water flow rate
  • Efficient energy production

5. Noritz NRC661-DV-LP Tankless water heater

Noritz NRC661 DV LP

This Noritz water heater product weighs 38 pounds. It is average in size, with product dimensions of 6.7 x 13.8 x 23.6 inches.

The NRC661-DV-LP water heater product uses indoor direct condensing, which makes it popular among many homeowners.

The product turns out 6.6 gallons of water per minute, proving to be highly efficient.

The NRC661-DV-LP utilizes natural gas or propane, further making it more appropriate for use in homes.


  • Built-in design that allows temperatures to rise to 140F
  • Efficient for use with natural gas
  • Turns out 6.6 gallons per minute hence highly efficient
  • Low NOx design
  • Can be vented to release the fumes produced while heating the water

4. Noritz EZTR40-NG Indoor Water Heater

Noritz EZTR40 NG

This is a first-of-its-kind Noritz product in the market. It uses natural gas to give a high-efficiency output regarding hot water production.

The product is available in the market as a complete kit and can be set up on gas lines of little size. It helps convert your 30-40 water tank into a tankless type.

The product dimensions of EZTR40 are 18.3 x27.2x 9.4 inches. It weighs 86 pounds and has a flow rate of 6.6 gallons per minute.


  • Long-lasting warranty-up to 12 years for the heat exchanger
  • Uses condensing technology hence highly effective
  • Comes with an isolation valve kit
  • Can use existing venting as a channel for propylene vent pipes

3. Noritz NRC661-DV-NG Water Heater

Noritz NRC661 DV NG

The Noritz NRC661-DV-NG is a good product for smaller homes. It can be set up anywhere around the compound and has 38 lbs.

The product measures 6.7 x 13.8 x 23.6 inches.


  • Can be vented with 40 PVC pipes
  • Used anywhere in the compound
  • Has a low NOx design

2. Noritz NRC98-DV-NG 9.8GPM Water Heater

Noritz NRC98-DV-NG 9.8GPM Water Heater

This is one of the best tankless water heaters on the market. It has the best water flow rate in the Noritz series and a distinct condensing system.

The product uses natural gas with a live flare. It is also compact and lightweight, weighing 65 pounds.

The product measures 9.4 x 18.3 x24.4 inches.


  • Highly durable
  • Best performance and efficiency
  • Can be used both outdoors and indoors

1. Noritz NR981-DVC-NG Water heater

Noritz NR981-DVC-NG Water heater

This is a hybrid Noritz water heater manufactured in the United States.

It weighs 58 pounds and measures 17 x 14.5 x29.5 inches. The Noritz NR981-DVC-NG is used indoors only.

It is highly efficient, producing up to 9.8 gallons per minute of hot water. This model uses natural gas to heat water.


  • Highly efficient-producing 9.8 gallons of water per minute
  • Has a low nox design
  • Uses concentric pipe that ensures high-quality air combustion
  • Stylish design

How to Choose the Best Noritz Tankless Water Heaters? – A Buyer’s Guide:

Best Noritz Tankless Water Heaters


The best noritz tankless water heater is one that comes with immense productivity. Further, it also works in systemic order for quick availability of water.


The best Moritz tankless water heaters are super smart to perform a dual function.

For instance, they can be changed into gallon type or tankless technology.

This makes the best Moritz tankless water heater more versatile to use.

Best for All Use:

Most importantly, the feature which is most admirable in the best Moritz tankless water heater is its technical brilliance.

You can easily use it outdoors or indoors depending on your needs.

Smooth Water Flow:

Another crucial thing to praise in the best noritz tankless water heater is its quick warming of water.

You don’t have to wait for too long to heat up after the next round.


The best noritz tankless water heater always comes with 12 months’ assurance of being smooth and does not cause problems.

So you don’t have to worry about your money being wasted if it doesn’t work properly.

Temperature Regulator:

It is to appreciate most in the noritz tankless water heater that it gives you different temperature options.

So you can choose the temperature according to your desire. Whether you like warm or very warm baths.

High Capacity:

Have you ever experienced that if you go after your sibling to take bath, you mostly get cold water left?

And then you are forced to wait for the next round to be heated.

So now the noritz tankless water heater solved your issues because of its huge capacity to warm quickly.

User Friendly:

People always love things that are easy to tackle. And noritz tankless water heater is designed in such a way that it could be easily used by any individual literate or illiterate.


Durability is the core of the best noritz tankless water heater.

As it is super rough and tough to use and does not cause any leakage or other troubles like that.

Stylish Design:

It’s a plus point that not only is the noritz tankless water heater the best and efficient but also has a voguish design. Thus adding fancy decor for your household.


Noritz tankless water heaters are small inside and big on working. They can be placed easily anywhere without getting too much space.

Wifi Connection:

Not to worry when noritz tankless water heaters provide their best service.

With a wifi connection, you can not only set temperature but also guard gas and hot water usage in your smartphones.

Further, it also helps in detecting any sort of problem in the noritz tankless water heater for you.

Safe to Use:

Another important point about the best noritz tankless water heater is that it’s completely safe to use.

For example in case of leakage, no gallons of water get wasted because the air pipes and vents are fully sealed.

Types of Noritz Tankless Water Heaters?

Best Noritz Tankless Water Heaters

With time, noritz tankless water heaters become more and more popular around the world.

They are more convenient than the traditional unit and on top of it, they occupy less space as well.

There are three kinds of noritz tankless water heaters as far as warming is concerned.


This technique uses heat exchange to heat the water throughout the container.

This type is the most reliable source of heating water without a tank.


This method made water heating the best because of the double heating process.

First, the water is heated primarily then it is heated again to give you a quick and productive result.

Thus saving the exhausted heat the second time.

Condensing Hybrid:

The most advanced procedure keeps the storage of hot water. so that you don’t have to wait for warm water.

About 1liter and 2 gallons are reserved by this type of system. As a result, provide enough warm water for your ease.

Frequently Asked Questions:

Is noritz a good tankless water heater?

Experts nodded their heads in yes to this question. Further, they added many benefits of the noritz tankless water heater.

Some of those good reasons are jotted down here!

  • It doesn’t run the whole day. You just have to use it when you want to use it.
  • Moreover, it does not require any big tankers which occupy more space.
  • Does Not need high maintenance.
  • Noritz tankless water heater is very easy to use.
  • They are instantaneous water heaters.
  • They minimize standby energy losses.
  • The 34% more energy saver than the traditional one.
  • No worries about tank leakage, tank noises, and sediment buildup.
Does noritz make electric tankless water heaters?

Noritz is the top brand of the tankless water heater. However, it does not offer electric heaters for homeowners.

Noritz makes tankless water heaters with natural gas and propane.

The valid reason for using gas tankless water heaters rather than electric is because it’s less expensive and easy to install.

It’s also true that a gas tankless water heater by Noritz is 80 to 90% efficient in its work.

And it gives 2times more quick hot water than the electric tankless water heater.


Winding up this article with a few pro tips. Whenever you go shopping, a noritz tankless water heater must check its durability.

Importantly, focus on its water-holding capability and how fast it warms up the water.

And not to forget its kinds, you can choose it as per your needs. lastly, if you want something long-lasting then go for a gas noritz tankless water heater as it has 20 years of guarantee.

I Am sure this piece of information will guide you best about the high quality of the noritz tankless water heater.

Good Luck with You Pick!