Before we walk you into picking the most suitable product based on this best Takagi tankless water heaters review, you should learn more about the brand and how they came into business.
About Takagi
Takagi first began its business in 1952 worldwide, until now, it has offered high-quality products to solve all kinds of hot water issues for more than 60 years. It puts quality, service, and safety first when making its products.
Being a top rated Japanese electric tankless water heater brand, Takagi is the first one who majors in tankless-only products in North America. It is also first to improve the thermal efficiency of the tankless water heater to 95%. It uses the Air-Fuel Ratio sensor to keep the safety of working and mainly offers “direct vent convertible” model, it is used to transfer the unit into direct vent type easily.
For a long period of time, Takagi puts all its efforts into creating and making high quality and safety natural gas and propane tankless water heaters.
Table of Contents
4 Best Takagi Tankless Water Heaters of 2020
| Products | Name | Ratings |
  |
Takagi T-KJr2-IN-LP Indoor Propane | 4.8 |
  |
Takagi T-K4-IN-NG Indoor | 4.8 |
| Takagi T-KJr2-OS-NG | 4.5 | |
| Takagi T-H3-DV-N Natural Gas | 4.5 |
Takagi Tankless Water Heaters Reviews
Currently, Takagi tankless water heaters, including the t-kjr2 and t-k3 series, are on hot sale on the market. A lot of customers would like to get Takagi products like commercial and residential units.
This is why we provide you with detailed Takagi Tankless Water Heater Reviews for you to select from and purchase:
This is one Takagi indoor propane tankless water heater that is highly rated by users and lovers of tankless hot water heaters. This device is powered primarily by propane, and it requires venting kits to be installed inside.
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Features:
- Best tankless water heater for large homes
With a powerful 6.6 GPM flow rate of hot water, it can be used for 5 multiple showers. It is able to provide frequent hot water no matter the season and climate. But, when used in a cool region, the flow rate may fall to 3-5gpm.
- Light-weighted
Lightweight and compact size has always been a big principle of Takagi when designing heaters. Compared with traditional tank water heaters, this modern unit is extremely light and can be installed in any spot you want due to its ability to use only a small space.
- Self- modulating
Takagi tankless water heaters are armed with self-modulating devices and this device is no exception. It monitors and changes the temperature to cut down water fluctuations.
- Digital remote control
The unit is created basically to simplify operation. The digital remote control is available for you to turn it on and off or to change the temperature wherever you are. But as an indoor tankless water heater, you may need to spend more upfront money in venting the propane gas to outdoor, but that is the common problem of indoor heaters.
- Above 150 degrees F temperature
The highest temperature of this tankless water heater reaches 150 degrees F, and is able to frequently provide hot water for you. The gas consumption is up to 140000 BTUs. But energy efficiency level is at 81%, which is rather low when compared with other propane tankless water heaters.
- Installation is simple
If you love to take on DIY, you will love this. The installation process is quite simple and easy, There are also detailed instructions if you have no idea on how to safely install it. It takes approximately 1 hour to hook the unit up. And one worth mention feature is that it demands little maintenance in after using process.
Pros:
- Installation is simple
- Control is digital
- Frequent hot water supply
- Compact and simple installation
- Demand less maintenance
- Can be used for 5 multiple showers
Cons:
- Working noise is pretty loud
- Not suitable for whole house using
This unit can be used for both outdoor and indoor. Unlike propane tankless water heater, it needs a gas line when installing indoor and you need to ensure it suits your home well.
This is the second most rated Takagi tankless hot water heater.
Features:
- Allows Both indoor and outdoor installation
When installing outdoor, you don’t need a venting kit. And of course, you can also install it indoor in the bathroom for better performance. Plus, its unique design allows you to install horizontally or vertically.
- 8 gpm flow rate
The highest flow rate of the unit is 8gm, which is pretty high. SO you enjoy hot water teams running through your skin without worry. It is built for residential use and it supports middle size homes. But if you connect more than one together, it can also be used commercially.
- Smooth hot water supply
For majority of tankless water heaters, the water flow falls 2-3 gallons because of cold weather. But, the hot water output of this unit is not affected by the climate at all. You can still enjoy endless hot water even in the north or cooler regions.
- Large power consumption
The power consumption of this unit ranges between 11000 to 190000 BTUs per hours, which is quite energy efficient and saves much money for your bills.
- Self-diagnostic system
This unit boasts of a self-diagnostic system, when the heater retains too much heat, led light shows off on the console. At the same time, the system will automatically shut off itself to protect heaters.
- Remote temperature control
You can control the temperature remotely, and the temperature range runs between 99 to 167 degree F. But without remote control, there are only 4 temperature settings available, and the temperature ranges drop between 113 degrees F to 140 degrees F.
Pros:
- Allows for both Indoor & outdoor installation
- Residential and Commercial use
- Self-diagnostic system for safety
- Internal freeze protection
- hot water is not affected by climate
- Large flow rate
Cons:
Installing remote control is an extra cost
This is a Takagi outdoor gas tankless water heater that saves you a lot of money.
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Features:
- Size is Compact
Like the T-KJr2 tankless water heater, the size of this unit is also compact. You can hook it up aanywhere that is suitable and spend only a small piece of wall space. 8.5 x 13.8 x 20.5 inches of it and 43 pounds of the weight determines it to be easy carrying.
- Natural gas and propane both
If you lack a gas line, then you can select propane as the main power. On the contrary, natural gas is also a good idea to save a large amount of energy and money for you.
- 2 bathrooms support
The unit is also able to support 2 bathrooms or a single bathroom and two faucets. There will be frequent hot water, and you do not need to worry about running out of water. But when taking a bath, you will feel a slight drop as another faucet runs.
- Semi-reasonable install
Installation of this water heater is easy if you have enough knowledge about plumbing. If not, YouTube is also a great way to help or you can locate a professional to have it installed, but the cost can be much higher.
- 0.83 energy rate
The gas power input is 140000 BTU per hour, but the energy rate is only 0.83, which means only 83% of gas can be used. Aside this, it takes a few seconds for hot water to flow out of the pipe, that is to say, much water is wasted in the process. Thus it is the other drawback of the heating machine.
Pros:
- Best for small apartment use
- Affordable and reasonable price
- Limitless hot water
- Light-weight and compact size
- Outdoor installation
- Both natural gas and propane gas are available
Cons:
- Take little time for hot water flowing
- Water temperature drops when hot water is used simultaneously elsewhere
This tankless water heater also employs natural gas as its primary source of power, and its condensing design makes it more energy efficient.
This is the 4th on our list of top Takagi tankless water heater ratings.
Features:
- 10 GPM flow rate
The flow rate of this tankless water heater is 10GPM, which is a large flow rate, so it is able to support 3 bathrooms easily in warm regions and 2 bathrooms in cold areas.
- Endless hot water
According to buyer reviews, most praised it everlasting hot water. The released hot water temperature can be as high as 185 degrees F. It demands 199000 BTU per hour to perform in the best way.
- Condensing design
Condensing design of it ensures its high energy efficiency and is able to save much money for you. Its lightweight and design of 11.2 x 17.8 x 24.9 inches keeps it simple to be installed anywhere you want.
- Remote control
It allows for integration with remote control and you can control it when far away from the machine. However, the remote needs to be purchased separately. The led light on the console shows temperatures and wrong code for you.
- Overheat cutoff fuse
The unit is armed with overheat cutoff fuse, making sure that there are no breaches in combustion. The heater is able to shut down automatically when it retains so much heat to protect itself.
- Hi-limit switch
The hi-limit switch is added in every Takagi product, it keeps the water temperature in absolutely safe levels, and activated by disengaging the gas valve and shut down water heater automatically.
Pros:
- Large flow rate offer
- Weights light
- High water temperature range
- Able to integrate with remote control
- Condensing design
Cons:
- Wait time for warm/hot water is pretty long
- The flow rate will be reduced when in cold regions
Takagi Electric Tankless Water Heater Reviews
Most people prefer the electric tankless water heater to propane or gas tankless water heaters because it heats water quickly and is more eco-friendly.
But, Takagi is a brand that is solely focused on the production of Natural gas and propane tankless water heaters, and rarely make any electric water heaters. However, if you would like to get one, you may check the electric tankless water heater reviews we have made, or find more other types on Amazon.
Takagi Tankless Gas Water Heaters Reviews
As earlier stated, Takagi is well known primarily for its natural gas tankless water heaters. The security and quality have always been core factors in producing tankless water heaters for Takagi.
The Followings are best Takagi tankless gas water heater reviews we made for you to buy:
This tops the list of Gas Takagi tankless hot water heaters.
This tankless water heater uses natural gas, indoor installation requires venting kits to vent gas to outdoor.
Our, Takagi tankless water heater reviews reveals that this outdoor tankless water heater saves you both energy and money on buying and installing extra vent kits. You can hook it on the outside wall anywhere that is suitable.
This is the third on our list of Natural Gas Takagi tankless water heaters.
Different from the first two natural gas tankless water heaters, this one adopts a condensing system for energy saving and a large amount of gas will be used through the system.
Takagi Indoor Propane Tankless Water Heater Reviews
If you do not have a gas line or lack sufficient funds to buy an electric or natural gas tankless water heater, then Takagi propane tankless water heaters is your best bet.
It is a perfect unit for you when you are camping outside or going out for traveling. It can be simply installed and hooked up.
If you have any interest in propane water heaters, here we offer you the best-recommended propane Takagi tankless water heater for you:
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This Takagi indoor propane tankless water heater needs to be installed indoor, and 6.6 GPM satisfies basic needs of two bathrooms in warm regions. Self-modulating and digital remote control make usage easy and safe.
Its highest temperature reaches 150 degrees F, and regular hot water gives you the best user experience in both bathing and washing dishes in the kitchen. If you have any interest in the product or want to know more about the product details, please feel free to check the price on the Amazon.
Takagi Tankless Water Heater Prices
Compared with tankless water heaters of other brands, Takagi tankless water heater prices are much cheaper and are more cost-effective. Many of the Takagi water heaters prices sit around $500, which is highly affordable and reasonable.
For most occasions, the price level is closely related to quality level, but there are also those high-quality types with low price. When picking suitable tankless water heaters, you should take all the important factors into considerations, and ONLY PICK THE ONE THAT FITS YOUR NEEDS.
If you have any questions on how to pick the best tankless water heaters, you can check our buying guides for you.
Various products point to the different price level, if having an interest in the product price, please feel free to check on Amazon.
More About Takagi Tankless Water Heaters…
Takagi is the first brand to introduce tankless water heaters into our lives and it is always coming up with new technology for safe working of water heaters.
Here are 3 technologies Takagi adopts on their products and why you should choose Takagi:
- Air-Fuel Ratio (AFR) sensor
To be honest, every Takagi tankless water heaters are armed with an AFR sensor to monitor and maintain combustion all the time. They are also able to adjust fan motor speed, aiming to ensure that air and fuel have a proper ratio. It can minimize gas emissions and maximum water heater efficiency.
- Freeze protection
Freeze protection is used to protect the water heater. When the water temperature falls below the safety level, the heater will freeze and cannot be used any longer without repair. The freeze protection is able to keep water temperature into safety level all the time for protecting freezing damage.
- Hi-limit switch
Hi-limit is capable of keeping the water temperature in safe levels, it is activated by disengaging the gas valve and shut down the water heater effectively and automatically.
- Overheat cutoff fuse
This system doesn’t give room to breaching in combustion. It shuts down when the water heater retains too much heat.
All 4 systems and technologies are adopted and installed for protecting water heaters. On safety, Takagi is highly trustful and reliable.
Top 3 Best Takagi Tankless Water Heater
And with that, we’ve come to the end of the Best Takagi Tankless water heaters review. See you next time!
| Products | Name | Ratings |
| Takagi T-KJr2-IN-LP Indoor Propane | 4.8 | |
| Takagi T-K4-IN-NG Indoor | 4.8 | |
| Takagi T-KJr2-OS-NG | 4.5 | |
| Takagi T-H3-DV-N Natural Gas | 4.5 |
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