Are you looking for the best tankless water heater homes? Well, here in this article, we’ve reviewed the best electric tankless water heaters for large homes that are available in the market.
And just a quick preview of the working mechanism, and when it comes to buying water heaters for large rooms, it’s important to determine the geographical location and the water heater’s performance that you’re going to purchase.
However, tankless water heaters will not work well in northern climates than the southern climate, where it’s always hot. That’s why we highly-recommend natural gas water heaters for northern states.
From a technical standpoint, all-electric water heaters work on flow & temperature rise. If a water heater isn’t able to control the in-flow of water, then it can’t control the out-flow of water as well.
Also, read our latest guide about the best outdoor tankless water heaters.
Best Tankless Water Heater For Large Homes in 2020
So, if you’re looking for the best whole house tankless water heater, then you’re going to love this post. Because in this post, we’ve reviewed the best tankless water heaters, including their features, performance, user reviews, pros, and cons.
| IMAGE | PRODUCT | DETAILS | ||
|---|---|---|---|---|
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BEST ELECTRIC TANKLESS WATER HEATER FOR LARGE HOMES
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CAMPLUX ME40
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CAMPLUX ME40
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|
BEST RESIDENTIAL TANKLESS WATER HEATER
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Rheem RTEX-13
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Rheem RTEX-13
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|
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BEST WHOLE HOUSE TANKLESS WATER HEATER
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Rinnai V Series
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Rinnai V Series
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|
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|
TANKLESS WATER HEATER
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Stiebel Eltron
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Stiebel Eltron
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BEST CONDENSING TANKLESS WATER HE
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Rinnai RUR98iN
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Rinnai RUR98iN
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|
ELECTRIC TANKLESS WATER HEATER
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Eemax EEM24027
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Eemax EEM24027
|
|
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|
HIGH ALTITUDE TANKLESS WATER HEATER
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ECOTOUCH
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ECOTOUCH
|
|
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|
BEST INFRARED ELECTRIC TANKLESS WATER HEATER
|
Sio Green IR28
|
Sio Green IR28
|
|
Check On Amazon |
1- CAMPLUX ME40 – best electric tankless water heater for large homes
Camplux is a very well-known brand that offers one of the best & high-quality water heaters at affordable prices. This company has a series of water-heaters designed for gas, some are propane, and some are designed for electricity.
This one uses electricity. Moreover, this water heater extremely easy to install. You can do it by yourself by just plugging it into a 110-120V electric supply socket.
However, always ensure that the unit is ultimately charged with water and all the air is removed before plugging in.
- Quality: This tankless water heater for large house has a stylish & attractive design, making it a top-notch choice for many home-owners. It blends well with the exciting home decor when installed in a visible location.
- Performance: This tankless water heater multi-family will surely deliver amazing performance as it is equipped with an automatically adjustable thermostat and an internal freeze-protection system. So, whenever the heater isn’t in use for a long time, there’s a possibility of heater-freezing. The freeze protection is made to keep the heater freezing.
- Features: Since it is a point of a water heater, it’ll provide endless hot water on demand. Moreover, featuring its lightweight & compact design allows you to install it on the floor, shelf, or mounting on the wall. However, with a capacity of just 4 Gallons per minute, it’s not the most high-end water heater on the market. But still, it will deliver an amazing performance.
- User reviews: This unit contains a 5-star rating from its verified customers.
- Overall rating: 4.5 out of 5.0
- Best use: This electric water heater is best for multi-family use.
Pros
- Easy to install
- Temperature control
- Affordable price
- Value for money
Cons
- No cons yet!
2- Rheem RTEX-13 – Best residential tankless water heater
As we all know, Rheem is a very well-known water-heater manufacturing that offers high-end tankless water heaters at affordable prices.
This unit has a compact & lightweight design that weighs around 8.5 pounds, making it ideal for outdoor use. Due to its compact design, this water heater is small enough to be installed under a sink or even in cars.
- Quality: High-quality copper and rugged brass are used to construct this heater, making it durable & energy efficient. It is also loaded with self-modulating power control and two heating elements to slow down your electricity bills.
- Performance: This unit surely delivers an amazing performance as it is extremely energy efficient with 99.8% energy-saving technology. Moreover, it is also very easy to install. So, you do not have to pay extra charges on installation.
- Features: This tankless water heater features an adjustable thermostat that prevents the unit from overheating. It also features with LED digital display to monitor water temperature and timers.
- User reviews: This product contains a 75% 5-star rating from its customers.
- Overall rating: 4.5 out of 5.0
- Best use: This heater is ideal for outdoor purposes due to its compact & lightweight design.
Pros
- Easy to install
- Energy efficient
- Temperature control
- Worth money
- Affordable price
Cons
- None
3- Rinnai V Series – best whole house tankless water heater
Rinnai V series is made by Rinnai, which is among the world’s oldest water heater manufacturers. What makes this heater perfect for large homes is that it quickly offers a large amount of hot water.
Moreover, its flow rate ranges from 5.3GPM, 6.5GPM, 7.5GPM, and 9.4GPM, great for large homes.
- Quality: This heater is made up of premium-quality materials for maximum durability & flexibility. It also has a compact & lightweight design and many advanced features that will give you value for your money.
- Performance: This heater will not disappoint you in any way. It is extremely energy efficient, with an energy rating of 94%. Besides, with energy ranging from 15200 to 199000 BTU per hour. This the perfect option that will provide a constant supply of hot water.
- Features: This water heater features with Control-R 2.0 mobile app through which you control temperature, timers, and scheduled throughout the day. And one of the best features is, it comes with a 120-months residential factory warranty, 12 months labor, and 60-months parts.
- User reviews: This tankless gas water contains a 75% 5-star rating from its customers.
- Overall rating: 4.5 out of 5.0
- Best use: This gas heater is ideal for large homes and homes with multiple bathrooms.
Pros
- Easy to install
- Temperature control
- Packaging
- Worth money
Cons
- Expensive
4- Stiebel Eltron – Tankless water heater
If you’re looking to upgrade your water heater, then you might consider this Stiebel Eltron. This water heater is highly-durable and beautifully designed.
For over 90-years, Stiebel Eltron has come up with innovative heating technology that has made its products ideal for many customers. We highly recommend this electric tankless heater.
- Quality: This heater is made up of high-quality materials for added durability & flexibility. It also has an easy-to-use interface, which is great for people who’re as familiar with electric water heaters.
- Performance: This heater delivers an excellent performance as it is equipped with advanced microprocessors whose function is to ensure that whenever the water is set at a particular temperature. Moreover, using its advanced flow controls, it regulates water pressure, which might arise from multiple hot water demands in the household.
- Features: This tankless water heater indoor features a thermostat that prevents from overheating. Furthermore, the heater will sense a surge of hot water needs and automatically self-modulate by maintaining hot water temperature. This feature makes it ideal for large homes.
- User reviews: This heater contains a 73% 5-star rating from its customers.
- Overall rating: 4.4 out of 5.0
- Best use: This heater is ideal for large homes & households.
Pros
- Highly-durable
- Energy efficient
- Temperature control
- Tech support
Cons
- Slightly expensive
5- Rinnai RUR98iN – best condensing tankless water heater
Here is another amazing tankless water heater from the house of Rinnai. If you’re looking for the best electric tankless water heater for large homes, then this Rinnai RUR98iN is the ideal choice for you.
It is the highest Gallons per minute tankless water heater in the market right now. We highly-recommend this condensing tankless water heater.
- Quality: This unit is made up of high-quality stainless steel material for maximum durability and reliability. This ergonomic design of this heater makes a top-notch choice for many customers.
- Performance: This condensing tankless water heater is equipped with an innovative technology that provides endless hot water on demand. It also saves 96% energy and helps you to slow down your electricity bills. However, one downside of this water heater is that it is on the expensive side.
- Features: This tankless water heater reliance is featured with dual heat exchangers to provide you maximum efficiency. It also has a recirculation capability that offers an endless supply of hot water.
- User reviews: This unit contains a 66% 5-star rating from its customers.
- Overall rating: 4.2 out of 5.0
- Best use: This unit is best for indoor and large families.
Pros
- Energy efficient
- Durable & lightweight
- Warmth
Cons
- Expensive
6- Eemax EEM24027 – Electric tankless water heater
This water heater can provide hot water on demand while to a small home while wasting almost zero-energy. Even if your city temperature is not too low, you can run several appliances at once.
It is tiny in size, allowing you to install it wherever you want, whether it’s a closet bathroom or under a sink.
- Quality: It is made up of high-quality stainless steel for maximum durability & flexibility.
- Performance: This best tankless water heater for large homes under $500 offers a consistent supply of hot water and heats water when you need it. And the compact & lightweight design saves valuable space.
- Features: This best budget tankless water heater features self-modulating technology that will adjust your energy needs and provides warm water based on how much hot water is needed. Before purchase, please make that EEM24027 is the exact size for your hot water needs.
- User reviews: This unit contains a 65% 5-star rating from its customers.
- Overall rating: 4.2 out of 5.0
- Best use: This heater is best for small homes.
Pros
- Compact & durable
- Easy to install
- Energy efficient
- Tech support
- Affordable price
Cons
- Suitable for small homes
7- ECO TOUCH – high altitude tankless water heater
If you’re looking for a highly-durable and cheap electric tankless water heater, then this ECO TOUCH is truly an eco-friendly water heater that will significantly save your energy loss and cut down on electric bills to 60%.
We highly-recommend this tankless water heater because of its features & price point.
- Quality: This cheap tankless water heater features armed self-modulation technology that makes it extremely durable & reliable.
- Performance: This water heater is equipped with a 5.5KW heating system that supplies instant, consistent, and endless hot water of 116-degree F. and the smart self-adjustment technology adjusts power input based on flow rate and temperature setting. This is surely the best tankless water heater for large homes.
- Features: It features a digital display and touches control panel that will enable you to heat water conveniently when you want to do light tasks such as washing hands or dishes.
- User reviews: This unit contains a 58% 5-star rating from its customers.
- Overall rating: 4.0 out of 5.0
- Best use: This cheap water heater is ideal for people who’re on a tight budget.
Pros
- Easy to install
- Cheapest tankless water heater
- Value for money
- Energy efficient
Cons
- We didn’t find any cons yet!
8- Sio Green IR288 – Best infrared electric tankless water heater
Sio Green has a capacity of just 1.7 GPM. But it still has a high energy rating of 98% and a perfectly fine temperature rise of 40-degree F/. These specs make it a great option for an RV or point of use.
Moreover, the easy installation means that it could work as a dual-purpose water heater. You can remove it from RV when not on the road and install it under a sink etc.
- Quality: This water heater will create heat without direct contact with metals, which will return in no corrosion: limescale deposit and calcium buildup for maximum durability.
- Performance: This heater delivers a decent performance as it is equipped with self-modulating technology for energy saving. So, if you’re a budget user and looking for a decent tankless water heater, then your search ends here!
- Features: It features an ergonomic design and patented technology for long-lasting use. And the best feature is, if you’re not fully satisfied with the unit, you can return it within 30days and get your money back.
- User reviews: This unit contains a 74% 5-star rating from its customers.
- Overall rating: 4.4 out of 5.0
- Best use: It is best to use for large homes and outdoor use.
Pros
- Easy to install
- Ergonomic design
- Worth money
- Energy efficient
Cons
- Low flow rate
How to pick the best tankless water heater for large homes
If you want a tankless water heater for large families and don’t know how to pick the best tankless water for large homes, it can be challenging for you. That’s why we’ve come up with a buying guide that will surely help you to pick the best for your home.
Units:
This factor reflects the number of heaters you’ll need for your home. If you’re alone, then one unit will easily cater to all your hot water needs, but in the case of a large family or home, which means more people and more people means more water will be required.
So, you’ll need to get more units to at least support the average usage of hot water.
Temperature rate:
This factor is also important. To choose the best tankless water heater, you will need to know your water temperature coming from your home. Heat map tools may help you to find all about this.
You will need a less powerful tankless water heater in a warm climate, and in a really cold climate, you’ll need a powerful water heater.
Size of water heater:
This factor is a bit challenging for customers. Because you will need to know the amount of hot water you use at home and keep in mind how much temperature other home appliances withstand.
As water takes time to heat, so you will need a large device with high temperatures. Moreover, a large tankless water heater is also needed when many people’re using hot water.
Flow rate:
This factor affects the size of tankless water heaters that have to pick. Knowing how much water come-in and what temperature on the home appliances that use warm water.
Conclusion:
We think that Camplux Me40 is the best tankless water heater for large homes as it has a capacity of 4 GPM and a thermostat that controls the adjustment of water temperature and prevents the heater from overheating. Although it is also UL certified, which means you don’t have to worry about safety.
Second, we’ve got Rheem RTEX-13; this best tankless water heater under $250 is 99.8% energy efficient and made up of durable copper for maximum durability and flexibility. Moreover, it has a maximum flow rate of up to 3.17 gallons per minute (GPM).
Last but not least, we’ve Rinnai V Series this water heater provides endless hot water on demand with a flow rate of up to 9.4 GPM. It also features a mobile app through which you can control timers scheduled and temperature.
Frequently Asked Questions About Best Tankless Water heater for large homes
Which is the best whole house tankless water heater?
- CAMPLUX ME40
- Rheem RTEX-13
- Rinnai V Series
- Stiebel Eltron
- Rinnai RUR98iN
- Eemax EEM24027
- ECOTOUCH
- Sio Green IR288
Do tankless water heaters work for large homes?
Yes! But to support hot water for multiple bathrooms, the heater’s power range must be large enough. Because some models have a high flow rate, but they cannot be used for large homes due to their less power.
What size tankless water heater I need for my home?
You will need to raise the incoming water temperature to 40 to 105-degrees. Second, you will need to heat at least 5.2 Gallons of water. So, you will get a tankless water heater that can produce a 60-degree rise in temperature at 5.2 GPM.
Do tankless water-heaters need maintenance?
Tankless water doesn’t require much maintenance. A tankless system should be serviced as a part of the regular preventive maintenance that the heating & cooling system receives. However, electric and gas components should be inspected.
Final words:
We hope that this buying will help you in choosing the best tankless water for a large home. However, if you’ve any questions or suggestions, then please tell us in the comments. We’re glad to answer those questions.