Takagi vs Rinnai Tankless Water Heater

If you want to have hot water throughout the year, you should install a tankless water heater in your home. A tankless water heater can offer various benefits. In this article, we will help you choose between two of the most popular brands, Takagi vs Rinnai Tankless Water Heater.

Continue reading below to learn more about
– The brand overview of Takagi and Rinnai
– The features of Takagi and Rinnai Tankless Water Heater
– The pros and cons of Takagi vs Tankless Water Heater
– Which tankless water heater is generally better

About Takagi Tankless Water Heater
Takagi is a Japanese brand that has produced hot water solutions since 1952. Their products are sold exclusively by many contractors and wholesalers. They have high-quality residential and commercial tankless water heaters with varying features. See also: Navien vs Rinnai Tankless Water Heaters.

A great thing about Takagi is that the company acknowledges the importance of eco-friendly products. They say that they only produce tankless water heaters with the highest quality and the most eco-friendliness in the hopes to relieve global warming. In the United States, Takagi has regional offices in New Jersey, California, and Tennessee; a global office is available in Canada.

Features of Takagi Tankless Water Heater
If you want a high-quality tankless water heater with an affordable price, Takagi can give you very interesting offers. As a matter of fact, Takagi is the first tankless water heater company that specializes in tankless-only models in North America. A tankless model offers some advantages over a traditional water heater model, such as easy installation, space-friendly size, and great efficiency.

With their rich experience, it is no surprise that Takagi vs Rinnai Tankless Water Heater is now among the brands that give the best build quality and performance. Takagi is the first company to produce a tankless water heater with an efficiency of 95%, which is the T-H1. They are also the first to produce a “direct vent convertible” tankless model, the T-K3, which can be converted into a direct vent unit.

Takagi Tankless Water Heater uses an air-fuel ratio rod as a safety device. It monitors the internal combustion engine as well as the oxygen sensor. It ensures appropriate oxygen and NOx levels for smooth performance and the unit’s longevity.

Best Takagi Tankless Water Heater
The best Takagi Tankless Water Heater right now is Takagi T-K3. This model is designed mainly for residential use. It is powerful and versatile. It can be converted from a tankless water heater to a direct vent model for indoor use.

The power range is between 11,000 BTU and 199,000 BTU, with a water flow range between 0.5 gallons/minute and 7.0 gallons/minute. This is good enough for the needs of most homes. It has the Energy Star certification. When you need an even higher level of performance, you can a cable to link two units to work together as one system that produces a higher water flow.

About Rinnai Tankless Water Heaters
Rinnai is one of the most well-known Japanese brands in the world. Rinnai’s company is headquartered in Nagoya, Japan. They are known for producing various home appliances, ranging from boilers, fans, home theaters, to tankless water heaters.

Rinnai was founded in 1920, and now they have at least 20 branches, 6 production facilities, and 86 sales offices in several countries in the world. Rinnai America Corporation is a subsidiary of Rinnai, it was founded in 1974 in Peachtree City, Georgia. It has a satellite office in Nevada.

Rinnai produces their owntankless water heaters. However, the company also has some rebranded models that are sold by some manufacturers, such as GE and Bradford White. Rinnai’s gas-fired tankless water heaters are qualified for residential development projects for Energy Star certification, meaning that they are very efficient. Rinnai is a member of the Alliance to Save Energy, a nonprofit organization that promotes energy efficiency through education, advocacy, and research.

Features of Rinnai Tankless Water Heater
Rinnai has a different venting system than most other brands in the market. This is not necessarily better, but there is at least one advantage. Rinnai has a built-in condensation trap. Many installers often forget or don’t bother to put a condensation trap due to the additional cost. However, if without the condensation trap, the lifetime of the heat exchanger can get greatly reduced. So, Rinnai Tankless Water Heater can be more durable and last longer.

Another benefit of Rinnai Tankless Water Heater is the compact size. Most Rinnai Tankless Water Heater models are slim and compact. It won’t take too much space, and it is also easy and straightforward to install. This is why Rinnai Tankless Water Heater is preferred when people need to install a water heater with an attached hydronic air handler.

Rinnai is known for their superior efficiency. Their models usually have an efficiency of 82 – 98 percent. The highest models can easily supply enough water for three or four simultaneous showers. So, they are great for most homes.

Rinnai Tankless Water Heater also has digital controls and built-in Wi-Fi. By using the Wi-Fi connection, you can control the unit remotely via a mobile app in your smartphone. This is very convenient, as you can easily adjust the settings without having to visit the physical unit.

Best Rinnai Tankless Water Heater
The best Rinnai Tankless Water Heater model right now is the RL94 series, while the indoor model is named RL94i. This model has a maximum power of 199,000 BTUs, which can easily give 9.4 gallons of water per minute. This is a great choice for homes with several bathrooms and family members, as it can supply enough hot water for multiple simultaneous showers.

This model also has the Energy Star certification. It claims to be able to help you save 40% more compared to other tankless water heaters, while emitting minimal NOx gasses. When operated in low power (9,900 BTUs), it can provide 0.4 gallons of hot water per minute, which is sufficient for a single shower.

This model has advanced yet user-friendly features. It has temperature monitoring and easy settings. It also has the diagnostic code system for easy troubleshooting by the user.

Takagi vs Rinnai Tankless Water Heater

Takagi Tankless Water HeaterRinnai Tankless Water Heaters
- 11,000 – 199,000 BTU, with a water flow of 0.5 – 7.0 GPM- 9,900 – 199,000 BTU, with a water flow of 0.4 – 9.4 GPM
- Energy Star certified, 95% efficiency- Energy Star certified, 82 – 98% efficiency
- Air-fuel ratio rod as a safety device- Built-in condensation trap
- Convertible to a direct vent unit for indoor use- Digital controls and Wi-Fi for remote control via smartphone

Conclusion
Both Takagi vs Rinnai Tankless Water Heater models have their own advantages. In general, Rinnai is more recommended due to the higher efficiency, higher output flow, and advanced features. The Wi-Fi is very convenient. However, if you prefer an affordable model that has excellent quality, Takagi is a great choice. Takagi also has good performance, although the features relatively simpler.


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