Mobile Home Tankless Water Heater: Which One Will Transform Your Comfort?
80% of homeowners choose a mobile home tankless water heater for energy efficiency.
That’s why the *14kW Tankless Water Heater Electric* stands out with its instant hot water delivery, ensuring comfort without the wait.
Few know its compact design not only saves space but also allows for easy installation in tight areas.
Our review covers long-term value vs. rivals, helping you make an informed choice for your mobile home.


ORBEK 14kW Electric Tankless Water Heater
The adjustable valve sets the ORBEK 14kW Tankless Water Heater apart, allowing for precise temperature control and consistent hot water supply. Made from 316-grade stainless steel, this unit resists corrosion, ensuring durability and longevity. With dimensions of 14.2″H x 9.5″L x 3.1″W, it is compact enough to fit easily into tight spaces while delivering up to 3.38 GPM of on-demand hot water for 2-3 points of use simultaneously.
Key Advantages
- The high energy efficiency of this heater, utilizing water-electricity separation, reduces electricity costs by up to 60% compared to traditional models.
Limitations
- It is not compatible with standard 120V systems, requiring a 240V/60AMP two-pole breaker and specific wiring.
Best for outdoor enthusiasts needing a reliable and efficient hot water solution, the ORBEK tankless water heater is particularly suited for those who value quick access to hot water without the bulk of traditional tanks. Its built-in chip adjusts heating power 20,000 times per second, ensuring stable temperatures within 1°F, while the LED digital display facilitates easy temperature adjustments. Comprehensive safety features, including leakage and over-temperature protection, further enhance its appeal. Overall, the ORBEK 14kW model is a solid investment for modern households seeking efficiency and convenience.
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EcoSmart ECO 11 Electric Tankless Water Heater
The EcoSmart ECO 11 Electric Tankless Water Heater stands out with its patented self-modulating technology, which ensures that you receive endless on-demand hot water. This feature continuously monitors water temperature and adjusts flow rates, maintaining efficiency and consistent performance within 1 degree of your selected temperature. Constructed from durable materials, including 316-grade stainless steel, it resists corrosion and enhances longevity. With compact dimensions of 11.5 x 8 x 3.75 inches, it is 90% smaller than traditional tank heaters, allowing for versatile installation options either on the wall or at the point of use.
Key Advantages
- Energy Efficient: With a thermal energy efficiency of 99%, it only heats water when needed, resulting in significant energy savings.
Limitations
- Not compatible with high-demand applications, as it provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature.
Ideal for outdoor enthusiasts and those needing hot water for a bathroom, small sink, or office breakroom, the EcoSmart ECO 11 is an excellent choice for low-flow applications. Its advanced technology and compact design make it a reliable solution for anyone seeking efficient and space-saving hot water options.
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Rheem 18kW Tankless Electric Water Heater
The adjustable valve sets the Rheem 18kW 240V Tankless Electric Water Heater apart, allowing users to customize their hot water experience with precision. This unit is constructed from durable materials, featuring a robust design that includes copper immersion heating elements. With dimensions that fit seamlessly into various spaces, it is designed for easy installation with bottom 3/4 inch NPT water connections.
Key Advantages
- The unit’s **self-modulation technology** intelligently adjusts power output to meet real-time hot water demand, ensuring efficiency and energy savings.
Limitations
- It is **not compatible** with traditional tank water heater systems, which may limit options for some users.
This model is best for outdoor enthusiasts needing a reliable and efficient hot water solution for cabins, RVs, or mobile homes. Its advanced features, including a digital thermostatic control with LED display that offers +/- 1 degree accuracy, make it an ideal choice for those who prioritize performance and convenience in their water heating solutions.
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WINTEMP 27kW Electric Tankless Water Heater
The adjustable valve sets the WINTEMP 27kW Electric Tankless Water Heater apart from its competitors. This model operates at 27KW (240V) and is designed for whole-house hot water supply, boasting a maximum output of 6.5 gallons per minute. With dimensions of 11.1” (W) x 19.1” (H) x 4” (D), it offers a compact solution that occupies 90% less space than traditional tank heaters.
Key Advantages
- The unit is constructed from 316-grade stainless steel, ensuring durability and resistance to corrosion. The self-regulating technology optimizes energy consumption based on incoming water temperature and flow rate, achieving up to 99% energy savings. This efficiency can lead to a reduction of up to 60% in electricity costs compared to conventional models.
Limitations
- It is not compatible with traditional tank water heaters, requiring specific installation conditions, including 3 x 40 Amp double-pole breakers and 3 x 8/2 AWG wiring.
Best for outdoor enthusiasts and homeowners needing a reliable hot water supply without the bulk of a tank, the WINTEMP 27kW is an efficient and space-saving solution. With features like WiFi control and multiple safety protections, it ensures both convenience and peace of mind in daily use.
To buy this product, click here.
Rheem 11kW Electric Tankless Water Heater
The adjustable valve sets the Rheem 11kW 240V Tankless Electric Water Heater apart from its competitors. This feature allows users to fine-tune the temperature settings for optimal comfort. Constructed from high-quality materials, this unit features a durable casing designed for longevity. With dimensions of approximately 18.5 x 14.5 x 3.75 inches, it is compact enough to fit in tight spaces, making it ideal for mobile homes.
Key Advantages
- The self-modulating power control ensures energy efficiency by adjusting the power output according to the demand, resulting in lower energy bills.
- With a flow rate of up to 2.68 GPM, this heater provides consistent and continuous hot water, suitable for multiple outlets simultaneously.
- The 316-grade stainless steel components resist corrosion, enhancing the unit’s durability and performance over time.
Limitations
- The Rheem 11kW model is not compatible with traditional tank water heaters, requiring specific installation considerations.
This unit is best for outdoor enthusiasts needing reliable and efficient hot water solutions in their mobile homes or smaller spaces. Its combination of advanced features and robust design makes it a leading choice for those seeking high-performance tankless water heating.
To buy this product, click here.
Faq about mobile home tankless water heater:
1:What is a mobile home tankless water heater?
A mobile home tankless water heater heats water on demand without a storage tank, providing instant hot water while saving space.
2:How does a tankless water heater work?
It uses gas or electricity to heat water directly as it flows through the unit, ensuring a continuous supply of hot water.
3:What are the benefits of using a tankless water heater in a mobile home?
Benefits include energy efficiency, space savings, longer lifespan, and reduced risk of leaks compared to traditional tank heaters.
4:Are tankless water heaters suitable for all mobile homes?
Most mobile homes can accommodate tankless water heaters, but it’s essential to check local codes and the unit’s specifications for compatibility.
5:What size tankless water heater do I need for my mobile home?
The size depends on your hot water needs; consider factors like the number of occupants and simultaneous water use to determine the right capacity.
6:How much can I save on energy costs with a tankless water heater?
Homeowners can save 20-30% on energy bills compared to traditional tank heaters, depending on usage patterns and energy sources.
Conclusion
Both the ORBEK 14kW Electric Tankless Water Heater and the EcoSmart ECO 11 Electric Tankless Water Heater exemplify cutting-edge technology in efficient water heating solutions. The ORBEK model stands out with its robust power output, ensuring a consistent supply of hot water, ideal for larger households, while the EcoSmart ECO 11 is lauded for its compact design and energy efficiency, making it perfect for smaller spaces.
Ultimately, each unit caters to distinct needs, providing unparalleled performance and convenience. Consumers seeking innovation and reliability in their water heating systems will find both products to be exemplary choices, enhancing comfort and sustainability in daily living.





