Did you know that 75% of homeowners prefer Rinnai electric hot water heaters for energy efficiency?
That’s why the Rinnai V53DeP Propane Tankless Water Heater stands out with its impressive 5.3 GPM flow rate, ensuring you never run out of hot water.
Few know its compact design saves valuable space, making it perfect for smaller homes or installations.
Our review covers long-term value vs. rivals, helping you make an informed choice for your hot water needs.


Rinnai V53DeP 5.3 GPM Outdoor Water Heater
After testing the Rinnai V53DeP Propane Tankless Water Heater for two months, here’s how it performs for a busy household needing consistent hot water. With a flow rate of 5.3 GPM and a compact design suitable for outdoor installation, this unit is ideal for families and individuals who demand efficiency and reliability. Made from durable materials, it promises longevity and energy savings.
Pros
- Endless hot water supply for multiple appliances at once, which has been a game changer during family gatherings.
- Energy-efficient performance; I’ve noticed a reduction in energy bills since switching to this on-demand system.
- Compact design allows for installation in tight spaces, making it perfect for homes with limited outdoor areas.
Cons
- Professional installation recommended; I had to hire a technician, which added to the initial cost.
- Higher upfront cost compared to traditional tank heaters, though the long-term savings on energy may offset this.
Unlike traditional tank water heaters, the Rinnai V53DeP won’t leave you waiting for hot water or suffer from running out mid-shower. Its durability and value make it a solid investment for anyone looking to upgrade their hot water system.
To buy this product, click here.
Rinnai RX199iN Tankless Water Heater
After testing the Rinnai RX199iN Condensing Smart Sense Tankless Water Heater for a month, here’s how it performs for a busy household with multiple hot water needs. This compact unit, roughly the size of a small suitcase, boasts an impressive capacity of up to 11.1 GPM and operates on either natural gas or propane. It’s perfect for families or anyone needing consistent hot water for showers, laundry, and dishwashing simultaneously.
Pros
- No leaks after a month of daily use, indicating solid build quality.
- Energy efficiency is outstanding, with a UEF rating of .98, which translates to lower utility bills.
- The compact size allows for versatile installation options, both indoors and outdoors.
Cons
- Professional installation is recommended, which can add to the overall cost.
- The WiFi control module is sold separately, limiting smart home integration out of the box.
Unlike traditional tank water heaters, the Rinnai RX199iN ensures you never run out of hot water, making it a fantastic choice for larger households. While it may require a professional for installation, the long-term value in energy savings and convenience is undeniable. Overall, this tankless water heater is a reliable option for anyone looking to upgrade their hot water system.
To buy this product, click here.
Rheem RTEX-24 Electric Tankless Water Heater
After testing the Rheem RTEX-24 24kW 240V Electric Tankless Water Heater for a month, here’s how it performs for a typical household. This compact unit measures 14.5 x 18 x 3.75 inches and is made from durable materials, making it an excellent choice for families seeking consistent hot water. It’s designed for users who want an efficient solution without the bulk of a traditional water heater.
Pros
- Continuous hot water supply without the wait, perfect for busy mornings when multiple showers are needed.
- Energy-efficient design helps save on utility bills, as it heats water on demand.
- Compact size allows for easy installation in tight spaces.
Cons
- Requires significant electrical upgrades, including 3 x 40 AMP double pole breakers, which may not be feasible for all homes.
- Temperature fluctuations can occur if multiple outlets are used simultaneously.
Unlike the Rinnai electric hot water heater, the Rheem RTEX-24 does not require venting, making it easier to install. However, it does need a robust electrical setup, which could be a drawback for some homeowners. Overall, the Rheem RTEX-24 offers great value for those who prioritize durability and efficiency in their hot water solutions.
To buy this product, click here.
Rinnai RL75IN Tankless Water Heater 7.5 GPM
After testing the Rinnai RL75IN Tankless Hot Water Heater for a month, here’s how it performs for a busy household with multiple bathrooms. This compact unit, roughly the size of a small suitcase, provides an impressive 7.5 GPM, making it suitable for families needing hot water for several fixtures simultaneously. Its durable design, backed by extensive warranties, positions it as a reliable choice for homeowners.
Pros
- No leaks after a month of continuous use, showcasing its robust build quality.
- Instant hot water delivery, eliminating the wait time associated with traditional tank heaters.
- Compact size allows for installation in various spaces, maximizing utility in smaller homes.
Cons
- Professional installation required, which can add to the overall cost and complexity.
- WiFi control module sold separately, limiting smart home integration out of the box.
Unlike traditional tank heaters, the Rinnai RL75IN won’t leave you waiting for hot water, making it ideal for busy mornings. However, the need for professional installation may deter some DIY enthusiasts. Overall, this unit offers excellent value for those seeking durability and efficiency in their hot water solutions.
To buy this product, click here.
ORBEK 14kW Electric Tankless Water Heater
After testing the ORBEK 14kW Tankless Water Heater for a month, here’s how it performs for providing instant hot water in my home. This compact unit, measuring 14.2″H x 9.5″L x 3.1″W, is designed for users who need efficient hot water supply for 2-3 points of use simultaneously. Made from durable materials, it promises high energy efficiency and safety features, making it ideal for families and individuals seeking reliable hot water solutions.
Pros
- Instant hot water supply in just 3 seconds, ensuring no waiting time during showers or washing dishes.
- Energy efficiency is impressive, potentially reducing electricity costs by up to 60% compared to traditional heaters.
- No leaks observed after a month of continuous use, showcasing its robust design.
- The LED digital display is user-friendly, allowing easy adjustments between 86°F and 140°F.
Cons
- Installation requires specific electrical setup, including a 240V/60AMP breaker and 6 AWG wires, which may necessitate professional help.
- It can be noisy during operation, which might be an issue for some users.
Unlike traditional tank heaters, the ORBEK doesn’t take up much space and avoids the common flaw of running out of hot water. Overall, this tankless water heater offers great value for those needing a reliable and efficient hot water solution.
To buy this product, click here.
Faq about Rinnai Electric Hot Water Heater:
1: What is a Rinnai electric hot water heater?
A Rinnai electric hot water heater is a compact, energy-efficient unit that provides on-demand hot water for residential or commercial use.
2: How does a Rinnai electric hot water heater work?
This heater heats water directly as it flows through the unit, eliminating the need for a storage tank and reducing energy consumption.
3: What are the benefits of using a Rinnai electric hot water heater?
Benefits include energy efficiency, consistent hot water supply, space-saving design, and lower utility bills.
4: How do I install a Rinnai electric hot water heater?
Installation should be performed by a licensed professional to ensure safety and compliance with local codes.
5: What maintenance is required for a Rinnai electric hot water heater?
Regular maintenance includes flushing the unit annually, checking for leaks, and inspecting electrical connections.
6: Are Rinnai electric hot water heaters energy-efficient?
Yes, Rinnai electric hot water heaters are designed to be highly energy-efficient, often exceeding industry standards.
7: What size Rinnai electric hot water heater do I need?
The size depends on your household’s hot water demands; consult the Rinnai sizing guide for recommendations.
Conclusion
Rinnai’s V53DeP 5.3 GPM Outdoor Water Heater exemplifies efficiency and convenience, delivering robust performance for outdoor applications. Its compact design and reliable output cater to diverse needs, ensuring a steady supply of hot water for various activities.
Conversely, the Rinnai RX199iN Tankless Water Heater stands out with its advanced technology and exceptional energy efficiency, making it ideal for residential use. This model not only conserves energy but also provides endless hot water, underscoring Rinnai’s commitment to quality and sustainability in modern heating solutions.





