Best Point Of Use Tankless Water Heater 2022
Does your faucet lack the tankless water heater to offer you instant warm water?
Our article is all about the best point of use tankless water heater. In winter, no one wants to get in touch with cold water. Plus, wait for warm water while standing in the bathroom is also a difficult task.
The tankless water heater manages warm water for you within seconds. This product is energy efficient and features versatile functions to please you. In addition to temperature control, you would like its advanced technology.

This small appliance houses next to your hydrant. It may be your bathroom, kitchen, or similar water supply. Its location, near the tab, has made the basics of its name, point of use.
In this article, we are going to introduce you to the top 10 and the best point of use tankless water heater. After reading best point of use water heater reviews, you would be in love with these products, for sure.
In a Rush? Here is Our Top Choice
Best Overall

Rheem RTEX-13
99.8% Energy Efficient
About this item
- 5.3 GPM
- 96% Efficiency Rating
- Gas Powered
Amazon’s Choice

Bosch Electric Tronic 3000 T
Thermal Efficiency Is 98 Percent
About this item
- 6.8 GPH
- 120V – requires hard wiring
- Battery Powered
Amazon’s Choice

Camplux ME25 Mini
It Comes With IPX24 Waterproof
About this item
- 0.2 POUNDS
- 120 VOLTS
- Battery Powered
Best Point Of Use Tankless Water Heater
Here is the list of the best point of use tankless water heater that is getting trendy in the market.
A Comparison Table of the Best Point of Use Tankless Water Heater
Images
Products
Price/ Rating
Premier Choice

Ecotouch Electric
4.0 Max GPM
99% Efficiency Rating
Electric Powered
Amazon’s Choice

Bosch Tronic 3000 T (ES4)
17.3 POUNDS
120 VOLTS
Electric Powered
Amazon’s Choice

CAMPLUX ME25 MINI
0.2 POUNDS
120 VOLTS
Electric Powered
Best On Budget

EcoSmart ECO 11
Max GPM 8 0.
80 Energy Factor Rating Natural Gas,
Indoor
Amazon’s Choice

Bosch Tronic 3000 T (ES2.5)
15.5 POUNDS
120 VOLTS
Electric Powered
Best Choice

Ariston Andris Mini-TANK
16.96 POUNDS
120 VOLTS
Electric Powered
Amazon’s Choice

Bosch Tronic 3000 T (ES8)
29.5 POUNDS
120 VOLTS
Electric Powered
Best On Budget

A.B CREW ISTANT
0.75 POUNDS
110 VOLTS
Electric Powered
Premier Choice

1. Ecotouch Electric Tankless Water Heater
Self-Modulation Technology Is Active.
- A stable temperature is capable.
- Water and electricity remain separated.
- Self-modulation technology is active.
- Smart power calculation.
- The weight of this Ecotouch model is 7.26 pounds.
- The total dimension of this tankless water heater is 15.04 x 11.1 x 4.88 inches
Ecotouch tankless water heater keeps the water and electricity separated to make it super safe. In addition, to provide a stable temperature, the system comes with a flow rate and temperature calculator. Its compact and sleek design allows it to fit anywhere. In short, you can consider Ecotouch as the best point of use tankless water heater.
Self-Adjustment
This model of Ecotouch keeps an eye on the flow rate and temperature range and manages the input power accordingly. With the less flow rate, the input power gets small automatically. This technology means to provide an ideal temperature of water in all situations.
Energy Saving
It comes with an energy efficiency of 98 percent. This level is enough to save electricity, hence reduce electricity bills.
Easy Usage
A digital display makes the temperature adjustment super easy. The temperature controlling buttons are sensitive to touch to ensure convenience. You would receive a remote control with this unit to manage everything while the water heater is resting below the sink.
Safety and Certification
It offers multiple types of protection that include dry combustion, over-voltage, sensitive leakage, and over-temperature protection. Counting these features, ETL has approved it as a safer product.
Installation
This unit can be mounted vertically, horizontally, or in any other direction. You can be done with installation according to your demand due to its smart design.
Pros
Cons
Battery Powered

2. Rheem RTEX-13 Residential Tankless Water Heater
8.4 Max GPM 82% Efficiency Rating Gas Powered
- Digital thermostatic control
- Heating elements are of copper
- Energy efficiency is 99.8 percent
- Flow rate is 3.17 GPM
- Need 240 volts to work
- The weight of this water heater is 0.0006 pounds
- The total dimension of Rheem RTEX-13 is 12.63 x 8.25 x 3.63 inches
The unit also comes equipped with an easy access flow outlet so all plumbing needs can be managed from one place! With 99% energy efficiency rating this tankless water heater is sure beat out old fashioned units where replacement parts cost over $100 just because they’re available at all depending upon when or if someone happens by their apartment building’s well shafts during business hours. This middle priced model of Rheem comes with self-modulation technology. This brand is too famous and gives a strong temperature control by a digital screen. As a flexible point of use tankless water heater for shower; the adjustment is effortless, and 99.8 percent energy efficiency is enough to amaze you.
Temperature Control
You can adjust the temperature from outside according to your demand. An LED screen is here to allow you to keep an eye on the temperature. The adjustment can be made with a 1-degree increment.
Heating Element
The heating elements are made of excellently durable copper. This construction bypasses the corrosion and hence avoid leakage.
Installation
The installation process is super easy. It comes with the necessary adaptors and connections of the required size to facilitate installation. But we are recommending you to hire an expert for perfect installation.
Energy Efficiency
It comes with an energy efficiency of 99.8 percent. This level is enough to provide sufficient power while saving energy.
Flow Rate
The flow rate offered by this model is 3.17 GPM. This capacity is enough to fulfill the unlimited demand for a sink.
Pros
Cons
Amazon’s Choice

3. Bosch Tronic 3000 T (ES4) Electric Mini-Tank Water Heater
Thermal Efficiency Is 98 Percent.
- Thermal efficiency is 98 percent
- Temperature and pressure relief valve
- CFC free foam insulation
- Premium glass-lined material
- Independent installation
- The weight of Bosch Tronic 3000 T (ES4) is 17.3 pounds.
- The total dimension of this tankless water heater is 13.75 x 13.5 x 13.75 inches
Plus, it saves energy and time while providing quality service for years to come. This product is easy to mount due to its smart design. It provides hot water without any wait. Plus, the quality of this model of Bosch is super to provide endless services. In short, Bosch Tronic 3000 T is the ideal point of use tankless water heater for kitchen sink.
Capacity
This water heater comes with a mini-tank having an internal capacity of 4 gallons. This amount is enough to fulfill the demand for a single point. Plus, 98 percent thermal efficiency makes it a more amazing product.
Quality
The glass-lined material has made its quality super amazing. The same construction makes its life a bit longer. This water heater is easy to maintain in every situation.
Installation
It can be installed independently using a cord of length 36 to 37 inches. Just put the plug into an outlet of 120 volts and let this heater do its work. It can be mounted on the floor, shelf, or wall. Just connect it to the line of cold water and get warm water in return.
Recovery Rate
You have no need to wait for long to get warm water. It provides warm water very fast. Note that you can get warm water to the two sinks at a time.
Insulation
This model comes with CFC-free foam insulation with a thick layer. This construction makes it a durable product. Plus, water does not get cold due to this profile.
Pros
Cons
Amazon’s Choice

4. Camplux ME25 Mini Tank Electric Water Heater
It Comes With IPX24 Waterproof.
- The power source is corded electric.
- It comes with IPX24 waterproof.
- Glass-lined tank.
- Capacity is 2.5 Gallons.
- The maximum pressure of water is 150 PSI.
- The weight of this product is 0.2 pounds.
- Total dimension of Camplux ME25 is 11.75 x 17.25 x 10.38 inches.
This water heater is IPX24 waterproof. With very lightweight, it comes with overheat protection. UL has approved it as a safer product due to this feature. Plus, temperature and pressure relief valves make their part of making it super safe.
Capacity
This model of Camplux comes with a capacity of 2.5 gallons. It stores this amount of water in its mini tank. The size is too small and compact to fit below the sink or cabinet.
Design
The inner profile is lined with glass. This is done so to provide an extended service life. Moreover, this amazing product is easy to maintain also. It comes with a seamless design looks very attractive. It might be a good addition to your kitchen.
Safety and Certification
UL has approved this water heater as a safe product. You will get overheat protection if encounters. The thermostat control can adjust the temperature.
Installation
This unit comes with an independent installation method with the help of a cord of 43.3 inches. Just plug this cord in the inlet of 120 volts and let this device do its work.
Pressure
The maximum pressure provided by this water heater is 150 PSI. Plus, there is a relief valve regarding temperature and pressure. The good point is that CSA has approved these valves.
Pros
Cons
Best Choice

5. Stiebel Eltron Tempra 20 Trend Tankless Water Heater
It Comes With a Digital Display.
- The energy factor is 0.99.
- It comes with preset temperature buttons.
- Advanced flow control.
- It comes with a digital display.
- Need 240 volts to work.
- The weight of this model is 1 pound
- The total dimension of this tankless water heater is 4.63 x 16.63 x 14.5 inches
Digital temperature display is easy to read, while the interior solid copper heating system does all the power work. The temperature can be managed from 68 F to 160 F with the help of advanced technology. Its operation is free of voice and ensures a non-stop flow of water to provide good service.
Flow
This model of Stiebel Eltron is very efficient to provide a continuous flow of water. You will get unlimited warm water due to its robust technology. The good feature is that the energy would not go wasted while providing this service.
Space-Saving
The design of this water heater is too sleek and smart. It saves space on one side and provides warm water on the other. Zero ventings are needed to serve your full home. Don’t forget to get the benefit of auto-modulation that makes it a best friend of the environment.
Working
Its whole operation is free of voice with this quiet water heater. You are ready to turn the switch on without being worried about loud noise.
Display
The display screen lets you keep an eye on the temperature. An excellent feature to note is that this screen is easy to read for you.
Interior
The internal design is made of copper to perform all the power-related tasks.
Pros
Cons
Best On Budget

6. EcoSmart ECO 11 Electric Tankless Water Heater
13KW at 240 Volts with Patented Self Modulating Technology
- Works with 220 volts
- Save 60 percent electricity cost
- Comes with self-modulation technology
- Energy efficiency is 99.8 percent
- The temperature range is 80 F to 140 Fahrenheit
- Activation flow is 0.3 GPM
- The weight of EcoSmart ECO 11 is 6.5 pounds
- The total dimension of this tankless water is 3.75 x 8 x 11.5 inches
This allows for more efficient use of energy as well as reduced wear and tear on plumbing lines. This model of EcoSmart ECO 11 is very active to save space, cost, and time. Its LED screen is very active to show the temperature. You can save 60 percent of energy by using this water heater.
Energy Efficiency
This water heater is very active to save energy. Use EcoSmart ECO 11, and it would cut down the cost up to 60 percent.
Display
The LED screen lets you check the temperature every time you adjust it. This display is also very easy to read to ensure non-stop usage.
Design
The outer look of this model is very good to look at. Its design is very smart that allows it to fit at any place. Moreover, it comes with self-modulating technology to make it more amazing.
Temperature
It comes with efficient technology that allows you to adjust the temperature according to your demand. The lowest temperature to achieve is 80 degrees Fahrenheit, and the highest temperature is 140 Fahrenheit.
Flow Rate
The minimum flow rate provided by this product is 1.3 GPM. Alternatively, the maximum flow rate offered by this heater is 3.1 GPM. This amount is enough to provide an efficient capacity to manage the demand for 1 or more sinks.
Pros
Cons
Amazon’s Choice

7. Bosch Tronic 3000 T 2.5-Gallon (ES2.5) Electric Mini-Tank Water Heater
Capacity Is 2.5 Gallons.
- Works with 120 volts
- Capacity is 2.5 gallons
- Thermal efficiency is 98 percent
- Comes with CFC free foam insulation
- Relief valves for temperature and pressure
- The weight of this mini-tank water heater is 15.5 pounds
- The total dimension of this model of Bosch is 13.75 x 10.75 x 13.75 inches
This bosch under sink water heater works to save energy while providing instant hot water. Its CFC-free foam insulation makes it durable. The thickness of this layer is enough to prevent heat loss from the unit.
Capacity
This product of Bosch comes with a capacity of 2.5 gallons. This limit is enough to meet the requirements of a single sink.
Thermal Efficiency
The thermal efficiency provided by this model is 98 percent. You will get warm water while ensuring unlimited warm water.
Quality
This unit comes with an excellent quality glass-lined material. This profile makes its life very long. A good point to note is that this unit is very easy to maintain to add more charm.
Installation
You can go for independent installation with this unit. You need to have a cord of length 36 to 37 inches. Just attach it with the cold water supply and enjoy hot water every time.
From vertical to horizontal, this water heater can be mounted in any direction due to its small size. It can be placed on a cabinet, floor, or wall.
Recovery Rate
This warm water heater does not take more time to heat the water. Turn the tap on, and the water would be warm within seconds.
Pros
Cons
Best Choice

8. Ariston Andris Mini-Tank Electric Water Heater
The Tank Is Made of Titanium Glass.
- The temperature range is 56 Fahrenheit to 161 Fahrenheit.
- Maximum water pressure is 150 Psi.
- The tank is made of Titanium glass.
- Need 120 volts to work.
- The total weight of this mini-tank water heater is 19.96 pounds.
- The dimension of this product is 14.25 x 14.25 x 10.75 inches.
Using Titan Shield to fully protect inner surface against corrosion using environmentally safe insulation increasing energy efficiency. Ariston Andris has come with a compact and lightweight model to ensure DIY installation. You can put this water heater below the sink in your kitchen or bathroom. You can use this product for longer while having zero corrosion.
Capacity
Its mini tank can manage 2.5 gallons of water. You will get hot water instantly at the point of use. It comes with the necessary accessories to mount on the floor or wall. These components include rubber feet and wall brackets.
Easy Installation
The installation process of this water heater is very easy. It needs typical 120 volts to do its job. Plus, the power needed for its working is 1440 watts.
Temperature Range
The temperature is easy to manage. You can adjust the temperature between 65 Fahrenheit and 161 Fahrenheit according to the intensity of cold in your surroundings.
Design
Ariston Andris has come with a compact and lightweight model to ensure DIY installation. You can put this water heater below the sink in your kitchen or bathroom. You can use this product for longer while having zero corrosion.
Capacity
Its mini tank can manage 2.5 gallons of water. You will get hot water instantly at the point of use. It comes with the necessary accessories to mount on the floor or wall. These components include rubber feet and wall brackets.
Easy Installation
The installation process of this water heater is very easy. It needs typical 120 volts to do its job. Plus, the power needed for its working is 1440 watts.
Temperature Range
The temperature is easy to manage. You can adjust the temperature between 65 Fahrenheit and 161 Fahrenheit according to the intensity of cold in your surroundings.
Design
The outer design of this water heater is very decent. The grey color with sleek touch looks very attractive. The overall design is very compact. You can install this appliance in a smaller space.
Additionally, it would not get corrosion due to TitanShield technology. It is too active to protect the unit from inside.
Pros
Cons
Best Choice

9. A.B Crew Instant Tankless Electric Hot Water Heater
Heating Elements Are Made of Pure Copper.
- Need 110 volts to work.
- It is made of copper and ABS.
- Cord length is 1.5 meters.
- Required power is 2500 watts.
- Heating elements are made of pure copper.
- The weight of this product is 0.75 pounds.
- The total dimension of this tankless water heater is 11.7 x 8.8 x 3.5 inches.
A.B Crew has introduced a different model in the market that comes with pro-level construction material. This model is very efficient to provide you with warm water within seconds.
Temperature
The requirement of temperature varies in cold and hot. You can adjust the temperature according to groundwater in both seasons.
Recovery Rate
The recovery rate of this unit is better than other models. Typical water heaters provide a recovery rate of 10 to 20 seconds. On the other hand, with this unit, you will get warm water in 3 to 5 seconds.
Strength
This water heater comes with a robust design. It is resistant to a high temperature that cannot burst easily. The material of this unit would remain fresh for longer as it happily copes with ultraviolet radiation.
Waterproof
It comes with 1PX4 waterproof material that makes it corrosion proof and increases its life.
Display
There is an LED display on its front side. It gives you an update about the temperature every second. Either you are adjusting the temperature, or the unit is running, this display shows clear readings.
Construction Material
Two high profile material takes part to make its basic construction. One is ABS plastic, and the other is copper that has an H59A level.
Pros
Cons
Amazon’s Choice

10. Bosch Tronic 3000 T 7-Gallon (ES8) Electric Mini-Tank Water Heater
The Total Capacity Is 7 Gallons.
- Thermal efficiency is 98 percent.
- Mounting can be vertical or horizontal.
- The total capacity is 7 gallons.
- The temperature range is 65 Fahrenheit to 145 Fahrenheit.
- Maximum water pressure is 150 Psi.
- The weight of this unit is 29.5 pounds.
- The total dimension of this water heater is 10 x 10 x 16 inches.
This model of Bosch is a bit larger than previous ones; still, it can be placed anywhere and mount in any direction according to your working style.
Capacity
This electric point of use water heater for shower comes with a mini tank with a capacity of 7 gallons of water. Note that 98 percent thermal efficiency makes this unit better to use.
Installation
For 5.1 gallons of water supply, you need to install this unit horizontally, or you can go for vertical installation for 7 gallons of water supply. When doing a vertical installation, the hot and cold water supply should be above this heater.
Reliability
You will get warm water according to your demand in your home, office, or salon. The hard wire performs its key role to make it a reliable product.
Temperature Range
The minimum temperature limit of this model is 65 Fahrenheit. On the other hand, you can increase the temperature up to 14 Fahrenheit as its maximum limit.
Mounting Location
This point of use hot water heater can be mounted with floor, wall, or shelf. The mounting process is not too complicated. Keep in mind that you will get brackets only for vertical installation purposes but not for horizontal.
Pros
Cons
1. What Is the Best Point of Use Tankless Water Heater?
Our Top 3 Picks Are
- Rheem RTEX-13 Residential Tankless Water Heater
- Bosch Tronic 3000 T 7-Gallon (ES8) Electric Mini-Tank Water Heater
- B Crew Instant Tankless Electric Hot Water Heater
2. How Much Time a Tankless Water Heater Takes to Deliver Warm Water?
Generally, a tankless water heater takes 10 to 20 seconds, as a minimum to the maximum time, to offer you warm water. This time is a bit higher than the tank-type water heater. The reason behind this is that the tankless water heater warms the water the instant you need it. On the other hand, the tank water heater stores the warm water before your need.
3. What Should Be the Flow Rate of a Tankless Water Heater to Serve a Family of 6 Members?
With a family of 6 members or more, you need to have a tankless water heater with a flow rate of 10 gallons per minute. Additionally, this capacity also depends on the peak of using water.
4. What Are the Negative Aspects of a Tankless Water Heater?
Following are the disadvantages of a tankless water heater;
- You need to spend additional money on the installation
- The maximum flow of water may be limited
- Their cost may be high
- It may be less functional in a freezing cold environment
5. Enlist the Advantages of a Tankless Water Heater?
The prominent positive aspects of tankless water heater are as follows;
- Comes with the technology of energy efficiency
- Provides unlimited warm water
- Save the space due to the small size
- Looks beautiful from outside
- Corrosion proof inner profile prevents leakage
- This type use electricity, propane, or natural gas as fuel
- Use less fuel
Our Recommendations
We are recommending Stiebel Eltron Tempra 20 Trend Tankless Water Heater. Though this product has a high price tag, it allows you to use it for a long span. In addition, its flow rate is controlled and produces zero voice during working.
Another unit to recommend is A.B Crew Instant Tankless Electric Hot Water Heater. Its constructional material is super amazing to resist corrosion. This single point water heater is free from burst and safe to use. Moreover, its compact design allows you to fit at any place in the kitchen, bathroom, laundry room, or more.
Conclusion
To conclude, we say that the tankless water heater comes in multiple styles and price ranges. They may entertain 1 to 2 fixtures, at a time, or more. Similarly, the tag price may vary depending upon brand and technology.
This point of use tankless water heater review tells; it only supplies warm water to the sink to which they are attached. This function reflects in their name. Generally, a product with a low flow rate is counted as a point of a use water heater. Their size is too small and compact to fit under the sink or cabinet.
Our study shows that these point of use heaters use electricity as the power source. But it is not the fact. The market may have a smaller unit that runs on propane or natural gas.
In short, all the mentioned water heaters are easy to use and comes with a very light negative side. These slight cons are not too intense to disturb you. Their installation might be a problem if you are using it very first. So, getting the favor of the professionals would be worthy.
We hope that you would find the product of your choice after reviewing the above-listed reviews.