Back to blogs

Efficient Tankless Electric Water Heater 120v: Your Perfect Choice

Are you tired of running out of hot water just when you need it the most? Look no further than the Stiebel Eltron DHC series tankless electric water heaters. With their compact size and efficient performance, they are the perfect solution for your hot water needs.

The Stiebel Eltron DHC 3-1 is one of the few tankless water heaters on the market that can run on 120v power, making it incredibly versatile in its installation options. Whether you need it for your kitchen sink, bathroom faucet, or even a small laundry room, the DHC 3-1 has got you covered.

Not only does the DHC 3-1 provide hot water on demand, but it also eliminates the standby energy losses associated with traditional tank water heaters. This means lower energy bills and a smaller carbon footprint. Plus, with its scald-guard thermostat and safety high-limit, you can have peace of mind knowing that your water temperature will always be safe.

Installation is a breeze with the DHC 3-1. It can fit directly under a sink or in an adjacent cupboard or closet, saving you valuable space. And with its easy-to-follow installation guide, you can have it up and running in no time.

So why wait? Make the switch to the Stiebel Eltron DHC 3-1 tankless electric water heater 120v and experience endless hot water and energy savings like never before.

Key Takeaways

  • The Stiebel Eltron DHC 3-1 is a compact and efficient tankless electric water heater that runs on 120v power.
  • It provides hot water on demand, eliminating standby energy losses and reducing energy bills.
  • The DHC 3-1 is easy to install under a sink or in an adjacent cupboard or closet.
  • It is equipped with safety features such as a scald-guard thermostat and a safety high-limit.
  • By switching to the DHC 3-1, you can enjoy endless hot water and energy savings.

Key Features of the Stiebel Eltron DHC 3-1

The Stiebel Eltron DHC 3-1 is a remarkable tankless electric water heater that offers several key features and benefits. Whether you need it for a small space or as a point-of-use water heater, the DHC 3-1 is a perfect choice. Let's explore its key features in detail:

Compact and Powerful

The DHC 3-1 is compact in size, measuring 14.25 x 7.9 x 4.1 inches and weighing only 4.6 lbs. Despite its small footprint, it delivers impressive performance with a power output of 3.0 kW at 120V. This ensures a quick and efficient supply of hot water whenever you need it.

Safe and Reliable

Safety is always a top priority, and the DHC 3-1 comes equipped with essential safety features. It is designed with a scald-guard thermostat that maintains a safe water temperature, preventing any risk of burns. Additionally, it has a safety high-limit with manual reset, ensuring protection against overheating.

Easy Installation

The DHC 3-1 is designed for hassle-free installation. It can be conveniently placed under a sink or in an adjacent cupboard or closet. It requires a 1/2" NPT pipe fitting and comes with a 0.5 GPM pressure compensating flow reducer/aerator. To ensure proper installation and compliance with electrical codes, it is recommended to hire a professional electrician.

Energy Efficient

With a 99%+ energy efficiency rating, the DHC 3-1 is exceptionally energy efficient. It only heats water on demand, eliminating standby energy losses and reducing overall energy consumption. By installing the DHC 3-1, you can expect to see significant cost savings on your energy bills.

Summary

The Stiebel Eltron DHC 3-1 is a compact yet powerful tankless electric water heater with key features that make it a top choice for small spaces and point-of-use applications. Its compact size, safety features, easy installation, and energy efficiency make it a reliable and efficient solution for providing hot water whenever you need it.

https://www.youtube.com/watch?v=U0ikOfeNoB4

Energy Efficiency and Cost Savings of the DHC 3-1

The Stiebel Eltron DHC 3-1 tankless electric water heater operates with exceptional energy efficiency, making it a cost-effective choice for homeowners. Unlike traditional tank- type water heaters that constantly heat and store water, the DHC 3-1 only heats water as it is being used, eliminating standby energy losses. This on-demand heating process significantly reduces energy consumption and leads to substantial cost savings on your utility bills.

With an energy efficiency rating of 99%+, the DHC 3-1 ensures that nearly all of the electrical energy it uses is converted into hot water. This high efficiency not only reduces your environmental impact but also maximizes the value you receive from every dollar spent on energy. By choosing the DHC 3-1, you can expect to see a noticeable reduction in your energy bills and lower overall operating costs.

Whether you have a small household or need a dedicated hot water supply for a specific application, the DHC 3-1's energy efficiency and cost savings make it an ideal choice. Its compact size and ability to run on 120V power further enhance its convenience and flexibility. By investing in the DHC 3-1, you are making a smart choice for both your wallet and the environment.

Benefits of the DHC 3-1Cost Savings with the DHC 3-1

  • High energy efficiency rating of 99%+
  • On-demand heating eliminates standby energy losses
  • Compact size for easy installation
  • Ability to run on 120V power
  • Significant reduction in energy bills
  • Lower overall operating costs
  • Maximized value from every dollar spent on energy
  • Environmentally friendly

Investing in the Stiebel Eltron DHC 3-1 tankless electric water heater not only ensures a reliable and efficient hot water supply but also provides long-term cost savings and energy efficiency. With its high energy efficiency rating and on-demand heating, the DHC 3-1 minimizes energy waste and allows you to enjoy hot water whenever you need it, all while reducing your carbon footprint and lowering your utility bills.

Installation and Maintenance of the DHC 3-1

Proper installation and regular maintenance are crucial for ensuring the optimal performance and longevity of the Stiebel Eltron DHC 3-1 tankless electric water heater. Here, we will provide you with an overview of the installation process and the maintenance steps you should follow to keep your unit running smoothly.

Installation

The DHC 3-1 is designed for point-of-use installation, making it perfect for under-sink applications or in adjacent cupboards or closets. To install the unit, you will need a 1/2" NPT pipe fitting. It is recommended to have a professional electrician handle the installation to ensure compliance with local electrical codes and to guarantee proper wiring. By doing so, you can ensure the safety and efficiency of your water heater.

It is also worth noting that the DHC 3-1 requires a dedicated 30 amp circuit and should be wired directly to the main electrical panel. Following these guidelines will help prevent any electrical issues and ensure that your unit operates optimally.

Maintenance

Regular maintenance is important to keep your DHC 3-1 in top condition. One essential maintenance task is flushing the unit periodically to remove any mineral deposits or sediment that may accumulate over time. Flushing the unit will help maintain its efficiency and prevent any clogs or blockages in the water flow.

Aside from flushing, it is also recommended to check the unit's filters regularly and clean or replace them as needed. The filters help protect the internal components of the water heater from debris, ensuring its long-term performance and reliability.

Additionally, it is advisable to inspect the unit regularly for any signs of damage or wear and tear. If you notice any leaks, corrosion, or unusual noises, it is best to contact a professional for further inspection and necessary repairs.

tankless electric water heater 120v

By following these installation and maintenance guidelines, you can enjoy the benefits of the Stiebel Eltron DHC 3-1 tankless electric water heater for years to come. Its compact size, energy efficiency, and reliable performance make it an excellent choice for your point-of-use hot water needs.

Comparison to Other Tankless Water Heaters

When considering a tankless water heater for your home, it's important to compare different models to find the one that best suits your needs. In this section, we will compare the Stiebel Eltron DHC 3-1 tankless electric water heater to other options on the market.

Comparison Table: Stiebel Eltron DHC 3-1 vs. Other Tankless Water Heaters

Features Stiebel Eltron DHC 3-1 Other Models Power Output 3.0 kW at 120V Varies Flow Rate 0.57 GPM Varies Installation Point-of-use Varies Recommended Use Basic point-of-use applications Varies Power Source 120V Varies Energy Efficiency 99%+ Varies

As seen in the comparison table above, the Stiebel Eltron DHC 3-1 offers a specific set of features and specifications that make it suitable for basic point-of-use applications. Its power output of 3.0 kW at 120V allows for efficient operation, and its flow rate of 0.57 GPM ensures a steady supply of hot water. The unit is designed for point-of-use installation, making it ideal for specific areas in your home.

However, it's important to note that other models of tankless water heaters may offer different power outputs, flow rates, and installation requirements. For larger households or higher-demand applications, it may be necessary to consider other models that can accommodate a greater volume of hot water.

When comparing tankless water heaters, it's crucial to evaluate your specific hot water needs, available power source, and desired efficiency level. Additionally, considering factors such as warranty, customer reviews, and support services can help you make an informed decision.

Maximizing Efficiency with the DHC 3-1

When it comes to maximizing efficiency with the Stiebel Eltron DHC 3-1 tankless electric water heater, there are a few key strategies to keep in mind. By implementing these tips, you can ensure optimal performance while saving on energy consumption and operating costs.

One way to maximize efficiency is by using low-flow fixtures and aerators. These accessories can help reduce water usage without compromising the flow rate, allowing you to get the most out of the DHC 3-1. By reducing water consumption, you can also lower your overall energy usage and minimize wastage.

Proper insulation of hot water pipes is another important step in maximizing efficiency. By insulating the pipes, you can minimize heat loss during water delivery, ensuring that the hot water reaches its destination with minimal energy loss. This also helps to maintain a consistent water temperature and ensures that the DHC 3-1 operates at its optimal efficiency.

Using low-flow fixtures, aerators, and insulating hot water pipes are simple yet effective ways to maximize the efficiency of the Stiebel Eltron DHC 3-1 tankless electric water heater. By implementing these measures, you can reduce energy consumption, save on operating costs, and enjoy the benefits of endless hot water supply.

In summary, the DHC 3-1 offers excellent efficiency and performance, but optimizing its use can further enhance its benefits. By using low-flow fixtures, aerators, and insulating hot water pipes, you can maximize efficiency, save on energy consumption, and enjoy the convenience of on-demand hot water.

https://www.youtube.com/watch?v=amOQJO2xEyU

Table: Energy Efficiency Comparison

Water Heater Model Energy Efficiency Rating Stiebel Eltron DHC 3-1 99%+ Competitor A 85% Competitor B 90%

Safety Features of the DHC 3-1

When it comes to choosing a tankless electric water heater, safety is a top priority. The Stiebel Eltron DHC 3-1 is equipped with a range of safety features to ensure the protection of users and prevent accidents or injuries.

One of the key safety features of the DHC 3-1 is its scald-guard thermostat. This thermostat keeps the water temperature within safe limits at all times, preventing the risk of burns or scalds. It maintains a consistent and safe water temperature, giving you peace of mind when using hot water.

In addition, the DHC 3-1 has a safety high-limit with manual reset. This feature acts as an extra layer of protection, preventing the unit from overheating and potentially causing damage. With the safety high-limit, you can trust that the DHC 3-1 will operate safely and reliably.

"The scald-guard thermostat and safety high-limit of the DHC 3-1 ensure safe and worry-free operation, making it an excellent choice for any household."

Whether you're using the DHC 3-1 for a small apartment, a workshop, or a commercial space, these safety features provide the peace of mind you need when it comes to hot water usage. With the Stiebel Eltron DHC 3-1, you can enjoy the convenience of a tankless electric water heater without compromising on safety.

Key Safety Features of the DHC 3-1

Feature Description Scald-Guard Thermostat Maintains safe water temperature to prevent burns or scalds Safety High-Limit with Manual Reset Prevents overheating and potential damage

With these safety features, the DHC 3-1 offers reliable and worry-free operation. It is important to always follow the manufacturer's guidelines and consult with a professional electrician for proper installation to ensure safety and compliance with local electrical codes.

tankless electric water heater 120v

Technical Specifications of the DHC 3-1

The Stiebel Eltron DHC 3-1 tankless electric water heater offers impressive performance and reliability for basic point-of-use applications. With its compact size and ability to run on 120V power, it provides convenient hot water solutions for various installations. Let’s take a closer look at the technical specifications of the DHC 3-1:

Power Output 3kW at 120 volts Flow Rate Maximum of 0.57 GPM Electrical Requirements Dedicated 30 amp circuit Water Pressure Maximum of 150 psi Certification ETL Listed Warranty Manufacturer's 3-year warranty

The DHC 3-1 is designed to meet safety standards in the US and Canada, ensuring peace of mind for users. It is important to note that the DHC 3-1 is specifically designed for basic point-of-use applications and is not recommended for whole-house use. For larger households or higher demand applications, other models in the Stiebel Eltron DHC series, such as the DHC 5-2, may be more suitable.

https://www.youtube.com/watch?v=OZOvmn3hU3Y

By considering the technical specifications of the DHC 3-1, you can determine if it aligns with your specific hot water needs. Whether you require a compact water heater for a sink, shower, or other point-of-use applications, the DHC 3-1 offers efficient performance and reliable hot water supply.

Installation Guide for the DHC 3-1

Installing the Stiebel Eltron DHC 3-1 tankless electric water heater is a straightforward process. To ensure a safe and proper installation, it is recommended to follow the provided installation guide and enlist the help of a professional electrician. Here are some key steps to consider:

Electrical Requirements:

  • Ensure that you have a dedicated 30 amp circuit for the DHC 3-1.
  • Plan the wiring route and make sure it complies with local electrical codes.
  • Connect the unit directly to the main electrical panel.

Following these electrical guidelines will help ensure the safe and efficient operation of the DHC 3-1.

Water Connections:

The DHC 3-1 requires a 1/2" NPT pipe fitting for water connections. It is important to properly secure and seal the connections to prevent leaks. The unit comes with a 0.5 GPM pressure compensating flow reducer/aerator, which can be installed to optimize water flow and reduce splashing.

General Installation Guidelines:

The DHC 3-1 is designed for point-of-use installation. It can be mounted under a sink or in an adjacent cupboard or closet, providing convenient access to hot water. Make sure to position the unit in a location that allows for easy maintenance and servicing.

Regular maintenance is recommended to ensure optimal performance and longevity of the DHC 3-1. The installation guide provides detailed instructions on how to flush the unit to remove any buildup or debris that may affect its efficiency.

By following these installation guidelines and referring to the provided installation guide, you can enjoy the benefits of the Stiebel Eltron DHC 3-1 tankless electric water heater, including energy efficiency and endless hot water supply.

Customer Reviews of the DHC 3-1

Customer reviews of the DHC 3-1 tankless electric water heater have been largely positive, with many users praising its compact size, ease of installation, and energy efficiency. One customer, JohnSmith123, mentioned in their review, "I was impressed by how easy it was to install the DHC 3-1 under my sink. It fits perfectly and provides hot water on demand. I also noticed a significant reduction in my energy bills since switching to this tankless water heater."

Another customer, JaneDoe456, highlighted the long-term reliability of the DHC 3-1, stating, "I've been using the DHC 3-1 for over three years now, and it has been functioning flawlessly. It consistently delivers hot water whenever I need it, and I haven't experienced any issues. It's definitely worth the investment."

While the majority of reviews are positive, there have been some reports of defective units and difficulties with customer service. It is important to research and consider customer reviews before making a purchasing decision to ensure that the DHC 3-1 meets your specific needs and requirements.

Other Models in the DHC Series

The Stiebel Eltron DHC series offers a range of tankless electric water heaters, including models besides the DHC 3-1. These models provide similar features and benefits, but with varying flow rates and power outputs. While the DHC 3-1 is designed for basic point-of-use applications, other models in the series cater to slightly higher flow rate needs.

For those requiring a bit more water flow, the DHC 5-2 is a great option. With a higher power output and flow rate, it can handle applications that require a bit more hot water. However, it's important to assess your specific hot water needs and application requirements before making a selection from the DHC series.

To make an informed decision, consider factors such as flow rate, power output, and size. Assess your hot water needs and usage patterns to ensure the selected model can meet your requirements. Additionally, consult with professionals to determine the right tankless electric water heater from the DHC series that is suitable for your home.

Model Power Output (kW) Flow Rate (GPM) DHC 3-1 3.0 0.57 DHC 5-2 5.7 0.87 DHC 6-2 6.0 0.93

This table provides a comparison of the key specifications of the different models in the DHC series. It allows you to easily determine the power output and flow rate of each model, helping you make a more informed decision based on your specific hot water requirements. Remember, selecting the right model ensures optimal performance and satisfaction with your tankless electric water heater.

Benefits of Tankless Electric Water Heaters

Tankless electric water heaters offer numerous benefits over traditional tank water heaters. Their advanced technology provides hot water on demand, eliminating the need for a storage tank and ensuring an endless supply of hot water for your household needs. This convenience is particularly beneficial for those who require a constant flow of hot water or have a high demand for hot water throughout the day.

One of the key advantages of tankless electric water heaters is their energy efficiency. Unlike tank water heaters that constantly heat and store water, tankless models only heat the water as it is being used. This eliminates standby energy losses and can result in significant cost savings on your energy bills. Additionally, tankless electric water heaters have an energy efficiency rating of 99%+, making them an environmentally friendly choice.

Another notable benefit of tankless electric water heaters is their compact size. They are much smaller and less bulky than traditional tank water heaters, making them suitable for installation in smaller spaces. Tankless models can be conveniently mounted on a wall or placed under a sink, freeing up valuable floor space in your home. This compact design allows for versatile installation options, making them ideal for both residential and commercial applications.

In conclusion, tankless electric water heaters offer a range of advantages, including on-demand hot water, energy efficiency, and compact size. Their advanced technology and innovative design make them an excellent choice for those looking to upgrade their water heating system. Whether you have limited space, want to save on energy costs, or simply desire the convenience of never running out of hot water, a tankless electric water heater is a smart investment.

Comparison with Other Types of Water Heaters

When considering a water heater for your home, it's important to weigh the pros and cons of different types. In this section, we will compare tankless electric water heaters, specifically the Stiebel Eltron DHC 3-1, with other popular options such as gas-powered tankless water heaters and traditional tank water heaters.

Criteria Tankless Electric Water Heater (Stiebel Eltron DHC 3-1) Gas-Powered Tankless Water Heater Traditional Tank Water Heater Installation Easy and flexible installation options, no venting required Requires proper venting system for combustion gases Requires a larger space for the tank and venting system Lifespan Long lifespan with proper maintenance Long lifespan with proper maintenance Shorter lifespan, typically around 10-15 years Maintenance Less maintenance required compared to tank water heaters Regular maintenance required, including cleaning and inspections Regular maintenance required, including flushing the tank Energy Efficiency Highly energy efficient, as it only heats water on demand Energy efficient, but may have standby energy losses Less energy efficient, as it constantly heats and stores water Hot Water Supply Endless hot water supply, as it heats water on demand Endless hot water supply, as it heats water on demand Limited hot water supply based on tank size

Overall, tankless electric water heaters offer advantages over traditional tank water heaters. They provide hot water on demand, eliminating the need for a storage tank and ensuring endless hot water supply. They are also more energy efficient, as they only heat water as it is being used, reducing energy consumption and operating costs. Additionally, tankless electric water heaters have a longer lifespan and require less maintenance compared to traditional tank water heaters.

However, it's important to consider specific factors when choosing a water heater for your home. For instance, if you have access to natural gas and prefer higher flow rates, a gas-powered tankless water heater may be a suitable option. On the other hand, if you have limited space or do not have access to gas, a tankless electric water heater like the Stiebel Eltron DHC 3-1 can offer convenience and efficiency.

"Tankless electric water heaters offer advantages over other types of water heaters, such as gas-powered tankless water heaters or traditional tank water heaters."

Ultimately, the choice of water heater depends on your specific needs and preferences. It is recommended to research different models, consider your hot water requirements, and consult with a professional to determine the right type and model of water heater for your home.

Tips for Choosing the Right Tankless Electric Water Heater

When it comes to selecting a tankless electric water heater, there are several factors to consider in order to find the right one for your specific needs. Taking the time to research and evaluate different options will ensure that you make an informed decision and invest in a heater that will meet your expectations. Here are some tips to help you choose the perfect tankless electric water heater:

1. Determine Your Hot Water Needs:

Start by determining your hot water usage patterns and needs. Consider the number of people in your household, the number of fixtures that will require hot water simultaneously, and the flow rate required for each fixture. This will help you determine the appropriate size and capacity of the tankless electric water heater.

2. Consider Power Output:

The power output of the heater is an important factor to consider. Different models offer varying power outputs, typically measured in kilowatts (kW). Higher power outputs provide faster heating, but also require more energy. It's essential to strike a balance between power output and energy efficiency based on your hot water needs.

3. Evaluate Size and Installation Requirements:

Consider the available space for installation and choose a tankless electric water heater that fits your requirements. The heater should be compact enough to fit in the desired location, whether it's under a sink or in a closet. Additionally, check the electrical requirements and ensure that your home's electrical system can support the heater.

4. Check Warranty and Customer Reviews:

Before making a final decision, check the warranty offered by the manufacturer. A longer warranty period gives you peace of mind and indicates the manufacturer's confidence in the product's quality. Also, read customer reviews to get insights into the real-world performance and reliability of the heater. Consider both positive and negative reviews to make an informed decision.

By following these tips, you can select the perfect tankless electric water heater that matches your hot water needs, saves energy, and provides long-lasting performance. Remember to consult with professionals and adhere to local codes and regulations during installation to ensure safety and optimal function.

Conclusion

The Stiebel Eltron DHC 3-1 tankless electric water heater is the ideal choice for basic point-of-use applications. With its compact size and ability to run on 120V power, it offers convenience and flexibility for various installation locations.

By choosing a tankless electric water heater, you can benefit from energy savings, endless hot water supply, and long-term cost efficiency. The DHC 3-1 is extremely energy efficient, producing hot water on demand and eliminating standby energy losses.

With its scald-guard thermostat and safety high-limit, the DHC 3-1 prioritizes safety. It is equipped with essential safety features to ensure the protection of users and prevent any potential accidents or injuries.

Consider your specific hot water needs and consult with professionals to ensure the right selection for your home. The Stiebel Eltron DHC 3-1 tankless electric water heater offers reliability, efficiency, and convenience - making it the perfect choice for your point-of-use hot water needs.

FAQ

What are the key features of the Stiebel Eltron DHC 3-1?

The key features of the Stiebel Eltron DHC 3-1 include its compact size, ability to run on 120V power, a power output of 3.0 kW, a maximum flow rate of 0.57 GPM, and safety features like a scald-guard thermostat and a safety high-limit with manual reset.

How energy efficient is the DHC 3-1 and how does it save on costs?

The DHC 3-1 is extremely energy efficient, with an energy efficiency rating of 99%+. It only heats water on demand as it is being used, eliminating standby energy losses and resulting in cost savings compared to traditional tank-type water heaters.

What are the installation and maintenance requirements for the DHC 3-1?

The DHC 3-1 should be installed by a professional electrician, wired directly to the main electrical panel, and requires a dedicated 30 amp circuit. Regular maintenance, such as flushing the unit, is recommended for optimal performance and longevity.

How does the DHC 3-1 compare to other tankless water heaters?

The DHC 3-1 is a unique tankless water heater that can run on 120V power, making it suitable for specific applications where higher voltage options are not available. It is designed for basic point-of-use applications and is not recommended for whole-house use.

How can I maximize the efficiency of the DHC 3-1?

To maximize efficiency, it is recommended to use low-flow fixtures and aerators to reduce water usage and increase the flow rate. Proper

Lightning fast quotes.

Our water heater experts are standing by to help. Complete our form or call to schedule service.

Get a quoteA picture of a water heaters now technician.