Rinnai Commercial Tankless Water Heater: Are These Models Worth It?

Cheap heaters struggle with efficiency—but Rinnai’s Premium Picks deliver unmatched performance.

When it comes to tankless water heaters, efficiency and reliability are key. The **Rinnai CX199iN** offers impressive 199,000 BTUs, ensuring rapid hot water delivery, while the **Rinnai RX199iN** excels in versatility, suitable for both indoor and outdoor installations.

For those needing a robust solution, the **Rinnai CU160eN** stands out with its outdoor installation capabilities, providing reliable performance even in harsh conditions.

Below, we analyze budget, lifespan, and real-user feedback.

Rinnai CX199iN Tankless Water Heater 199,000 BTU

The adjustable valve sets the Rinnai CX199iN Condensing Smart Sense Commercial Tankless Water Heater apart from its competitors. This unit operates at a powerful 199,000 BTU and delivers a remarkable flow rate of 11.1 GPM, making it suitable for high-demand applications. Constructed from 316-grade stainless steel, it resists corrosion and ensures durability over time. The compact dimensions allow for versatile installation, whether indoors or outdoors, utilizing the innovative Versa Vent system.

Key Advantages

• With a thermal efficiency rating of 97%, the Rinnai CX199iN optimizes energy usage, significantly lowering operational costs.
• The optional conversion kit enhances installation flexibility, allowing for effective hot water management and improved efficiency.
• Smart Connect technology enables effortless monitoring and management via the Rinnai Central App, providing users with real-time data and troubleshooting capabilities.

Limitations

• Not compatible with traditional tank water heaters, which may limit options for users with existing systems.
• Professional installation is recommended, which may incur additional costs.

This unit is best for outdoor enthusiasts needing a reliable, efficient hot water solution for various applications, from residential to commercial settings. Its advanced features and energy-saving capabilities make it a top choice for those seeking performance and flexibility.

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Rinnai RX199iN Tankless Water Heater

The adjustable valve sets the Rinnai RX199iN Condensing Smart Sense Water Heater apart from its competitors. This innovative feature allows for precise control of water temperature, ensuring that users can enjoy a consistent supply of hot water tailored to their needs. Constructed from 316-grade stainless steel, the unit is designed to resist corrosion, enhancing its durability. The compact dimensions of 13.8 x 18.5 x 28.5 inches make it ideal for various installation spaces, whether indoors or outdoors.

Key Advantages

• The 11.1 GPM flow rate efficiently serves up to 7 fixtures simultaneously, making it perfect for larger households.
• With a 199,000 BTU output, this heater provides rapid heating, ensuring that users never run out of hot water.
• The unit boasts a UEF of .98, indicating exceptional energy efficiency, which can significantly reduce utility bills.
• The Quick Flush feature simplifies maintenance, extending the lifespan of the heater.

Limitations

• Not compatible with certain older plumbing systems, which may require additional modifications for installation.
• The Controlr module for WiFi control is sold separately, which may be an inconvenience for some users.

Best for outdoor enthusiasts needing a reliable, efficient hot water solution, the Rinnai RX199iN is an excellent choice for both residential and commercial applications.

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Rinnai CU160eN Commercial Tankless Water Heater

The adjustable valve sets the Rinnai CU160eN Commercial Natural Gas Condensing Tankless Water Heater apart from its competitors. This innovative feature allows for precise control over water flow, ensuring optimal performance tailored to specific commercial needs. Constructed with 316-grade stainless steel, this unit resists corrosion, enhancing its durability and longevity. With dimensions of 24 x 14 x 10 inches, it boasts a compact design that is ideal for space-constrained environments.

Key Advantages

• The tankless design provides an impressive 9 GPM flow rate, guaranteeing a powerful and constant stream of hot water, essential for high-demand settings.

• Equipped with Circ-Logic technology, it intelligently adapts to your hot water usage patterns, optimizing energy efficiency and reducing waste.

• Wi-Fi monitoring allows for remote access and control, ensuring hot water is available on demand.

Limitations

• Not compatible with standard residential plumbing systems, which may require additional modifications for installation.

This unit is best for outdoor enthusiasts and commercial businesses needing a reliable, high-capacity hot water solution that maximizes energy efficiency while providing consistent performance.

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Rinnai RE199eP Propane Tankless Water Heater

The adjustable valve sets the Rinnai RE199eP Non-Condensing Propane Tankless Water Heater apart from competitors in the market. Designed for outdoor installation, this unit boasts a compact size of 13.8 x 18.5 x 28.5 inches and weighs 50 pounds. Constructed from 316-grade stainless steel, it resists corrosion, ensuring durability and longevity. With a maximum output of 199,000 BTU and a flow rate of up to 9.8 GPM, it efficiently supplies hot water for multiple fixtures simultaneously.

Key Advantages

• The advanced design allows for energy conservation, heating water only when necessary.
• LED screen provides real-time service reminders and error codes, enhancing user experience.
• Includes a comprehensive 15-, 5-, and 1-year guarantee for heat exchanger, labor, and parts.

Limitations

• Not compatible with certain older plumbing systems, which may require additional modifications.
• WiFi control via the Controlr module is sold separately, which may increase overall costs.

Best for outdoor enthusiasts needing a reliable and efficient hot water solution for cabins, RVs, or remote homes, the Rinnai RE199eP excels in performance while maintaining a compact footprint.

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Rinnai V53DeP Outdoor Propane Water Heater

The adjustable valve sets the Rinnai V53DeP Propane Tankless Water Heater apart from its competitors. This feature allows users to customize the water temperature to their specific needs, ensuring optimal comfort. Constructed from 316-grade stainless steel, this unit resists corrosion and enhances durability. With dimensions of 26.4 x 18.5 x 9.8 inches, it is compact enough for outdoor installation while still delivering a powerful 5.3 GPM flow rate.

Key Advantages

• The energy-efficient performance of the Rinnai V53DeP heats water on demand, reducing energy consumption and prolonging the unit’s lifespan through improved scale detection features.

Limitations

• Not compatible with certain existing plumbing systems, which may require additional modifications during installation.

This heater is best for outdoor enthusiasts needing a reliable and efficient hot water solution for multiple appliances. Its robust design and customizable features make it ideal for busy households looking to maximize convenience and energy savings.

To buy this product, click here.

Faq about Rinnai Commercial Tankless Water Heater:

1: What is a Rinnai commercial tankless water heater?

A Rinnai commercial tankless water heater provides on-demand hot water for commercial applications, eliminating the need for bulky storage tanks.

2: How does it work?

This system heats water directly as it flows through the unit, ensuring a continuous supply of hot water without waiting for a tank to refill.

3: What are the benefits?

Benefits include energy efficiency, space-saving design, lower operating costs, and the ability to provide hot water for multiple applications simultaneously.

4: What sizes are available?

Rinnai offers various models and sizes to suit different commercial needs, from small businesses to large facilities.

5: Is installation difficult?

Installation should be performed by a qualified professional to ensure safety and compliance with local codes.

6: What maintenance is required?

Regular maintenance includes descaling and checking the system for any leaks or issues to ensure optimal performance.

7: How long do they last?

With proper maintenance, Rinnai commercial tankless water heaters can last over 20 years, significantly longer than traditional tank heaters.

8: Are they energy-efficient?

Yes, they are highly energy-efficient, often achieving energy factor ratings of 0.82 or higher, reducing energy costs.

Conclusion

The Rinnai CX199iN Tankless Water Heater, with its impressive 199,000 BTU output, exemplifies efficiency and reliability, catering to high-demand environments with unparalleled performance. Its advanced technology ensures a continuous supply of hot water, making it an optimal choice for commercial applications.

Conversely, the Rinnai RX199iN model offers a perfect blend of compact design and robust functionality, providing exceptional energy savings without compromising on output. Both models reflect Rinnai’s commitment to innovation, setting a benchmark in the tankless water heater market, and solidifying their status as indispensable assets for any commercial setting.