Electric water heaters are one of the most popular and convenient ways to heat water in your home. They can provide hot water on demand, save energy, and reduce your utility bills. But how do you choose the best electric water heater for your needs? In this article, we will guide you through the different types of electric water heaters, their features, benefits, and drawbacks, and help you find the best option for your home.

Stiebel Electric Water Heaters

Elevate your home’s hot water experience with Stiebel Electric Water Heaters. Compact at 16.63 inches wide and 14.5 inches tall, this sleek white unit delivers a powerful 28.8 KW of continuous flow, ensuring uninterrupted hot showers on demand. Its space-saving design requires no venting, making it an eco-friendly choice that saves energy with auto-modulation.

Experience silent operation with just one electronic switch activation. The digital LED display provides easy temperature reading, while the solid copper heating system efficiently delivers water temperatures ranging from 68° to 140°F. Backed by Stiebel Eltron’s 7-Year Leakage and 3-Year Parts Warranties, this electric tankless water heater sets a new standard for comfort and reliability.

Pros:

• Continuous, on-demand hot water supply
• Compact design saves space
• Energy-efficient with auto-modulation
• Silent operation
• Digital temperature display for easy monitoring
• Solid copper heating system
• 7-year Leakage and 3-year Parts warranty included

Cons:

• Hardwiring required
• Requires a minimum recommended electric service of 200 A

AO Smith Electric Water Heater

Maximize your hot water output with the AO Smith Electric Water Heater, boasting a 40-gallon tank and 4,500 watts power delivery. Designed for 2-3 person households, its compact dimensions of 22 inches in width and 50 inches in height ensure seamless indoor installation. Crafted with a blend of aluminum, stainless steel, glass, and brass, this water heater ensures durability and efficiency, ideal for plumbing applications.

With a first hour delivery rating of 54 gallons and an impressive Energy Factor of 0.95, this electric water heater guarantees ample hot water supply while minimizing standby heat loss. Equipped with Coregard™ sacrificial anode, it effectively protects the tank from corrosive elements, backed by a reassuring 10-year limited warranty. Embrace reliability and eco-consciousness with AO Smith, your trusted companion for consistent, high-performance hot water solutions.

Pros:

• Sleek and space-saving design
• 240-volt system for a reliable hot water supply
• Durable construction with aluminum, stainless steel, glass, and brass
• Corded electric power source for easy installation
• Ideal for households with 2–3 people
• Impressive 40-gallon capacity
• Efficient 54-gallon first-hour delivery

Cons:

• Electric-powered vehicles may have higher operating costs in some regions
• Indoor installation limits placement options
• Requires adequate space for its dimensions
• The initial purchase cost may be higher compared to some alternatives

Ecosmart Electric Water Heaters

Experience endless hot water with the Ecosmart Electric Water Heater. Its compact design, measuring 17 inches in width, 17 inches in height, and 3.75 inches in depth, saves up to 12 cubic feet of storage space while delivering consistent performance within 1 degree of your selected temperature. With its 27 KW power and 3-gallon capacity, this tankless heater ensures efficiency and savings, heating water only when needed, unlike traditional tank heaters.

Save up to 50% in water heating costs with this 99% thermal energy-efficient unit. It’s ideal for whole-home applications, providing between 2.7 and 6.5 gallons per minute, and is backed by a Limited Lifetime Warranty on electronics, exchanger, and element. Plus, its digital temperature control in 1-degree increments gives you complete hot water control.

Pros:

• Endless, on-demand hot water
• 90% smaller footprint than traditional tank heaters
• 99% thermal energy efficiency
• LED display and digital temperature control
• Consistent water temperature within 1 degree
• Easy installation on the wall or at the point of use
• Limited Lifetime Warranty on electronics, exchangers, and elements

Cons:

• Requires three 40-amp Amp Double Pole Breakers
• Recommended Electrical Panel: 200 Amps
• The initial cost may be higher than traditional heaters

Bosch Electric Water Heater

Elevate your household’s hot water experience with the Bosch Electric Water Heater. Standing at 18.25 inches wide and 61.60 inches tall, its compact design fits snugly into maintenance closets, crawl spaces, or under stair access. Crafted for durability, featuring two magnesium anode rods and a heavy-gauge steel tank, this heater ensures years of trouble-free service. Its glass-lined steel tank prevents corrosion, backed by a 10-year warranty for both tank and parts.

Efficiency meets convenience with HFO foam insulation, reducing fuel costs while increasing energy efficiency. With double heating elements and incoloy components, it promises long-lasting performance. Factory-installed hot and cold water connections extend tank life, alongside easy-to-use plastic drain valves for hassle-free maintenance. Fully-automatic thermostats and heat traps minimize heat loss, guaranteeing a reliable supply of hot water for your home.

Pros:

• Space-saving dimensions (18.25″W x 61.6″H)
• Durable design with two magnesium anode rods
• 10-year tank and parts limited warranty
• Energy-efficient HFO foam insulation
• Double-heating elements for resource conservation
• Convenient features like factory-installed connections and a plastic drain valve

Cons:

• Weight may pose a challenge for installation (103.7 Pounds)
• Gray may not suit all aesthetics

Airtight Electric Water Heater

Elevate your daily routine with the Airtight Electric Water Heater. With its compact design measuring 12.25 inches in width and 17.25 inches in height, this sleek black unit saves up to 90% of space compared to traditional tank heaters. Experience endless hot water without the hassle of preheating or temperature fluctuations, thanks to Airthereal technology.

Powered by 18,000 watts, this tankless heater ensures efficient energy use by only heating water when needed, potentially saving up to 50% on energy bills. Safety features like high temperature protection and electrical leakage prevention guarantee peace of mind. Installation is straightforward with 240 voltage requirements and specific breaker panel specifications. Enjoy reliable, on-demand hot water without compromise.

Pros:

• Endless hot water is in demand
• Space-saving wall-mounted design
• 90% less space than traditional heaters
• Energy-efficient, saving up to 50%
• Easy installation with specific requirements
• High temperature, dry heating, and electrical leakage protection

Cons:

• It requires 240 volts, a specific circuit breaker, and wiring
• The initial investment may be higher than traditional heaters

Buying Guide for the Best Electric Water Heater

Finding the right electric water heater can be a daunting task, especially with the abundance of options available in the market. To make an informed decision, it’s essential to understand the different types, features, and factors to consider. This comprehensive buying guide will provide you with valuable insights to help you choose the best electric water heater that meets your household needs and budget.

Types of Electric Water Heaters

There are three main types of electric water heaters: conventional tank-style, tankless, and hybrid. Conventional tank-style water heaters store and heat a large amount of water, ensuring a consistent supply of hot water. Tankless water heaters, also known as on-demand or instantaneous water heaters, heat water as it flows through the unit, providing an endless supply of hot water without the need for a storage tank. Hybrid water heaters combine the benefits of both tank-style and tankless systems, offering efficient water heating and energy savings.

Capacity and Size

The capacity of an electric water heater is measured in gallons, and it determines the amount of hot water the unit can store or provide at any given time. Consider the number of people in your household, your hot water usage patterns, and the number of bathrooms and appliances that require hot water. Generally, a larger capacity is recommended for households with higher hot water demands.

Energy Efficiency

Energy efficiency is a crucial factor to consider when choosing an electric water heater. Look for models with high Energy Factor (EF) ratings, which indicate how efficiently the unit converts energy into hot water. Higher EF ratings translate to lower energy costs and better overall efficiency. Additionally, look for water heaters with insulation and energy-saving features like heat pump technology, which can further reduce energy consumption.

Safety Features

Safety should be a top priority when selecting an electric water heater. Look for models with automatic shutoff valves, temperature and pressure relief valves, and anti-scald devices. These features help prevent overheating, excessive pressure buildup, and accidental scalding, ensuring the safety of your household.

Installation and Maintenance

Consider the installation requirements and maintenance needs of the electric water heater you choose. Some models may require specific venting or electrical configurations, which can impact installation costs. Additionally, factor in the ease of maintenance and the availability of replacement parts for long-term ownership.

Warranty and Lifespan

Electric water heaters represent a significant investment, so it’s essential to consider the warranty and expected lifespan. Look for models with longer warranties, as they typically indicate higher quality and better durability. Additionally, research the average lifespan of the water heater you’re considering to ensure you’re making a wise long-term investment.

Conclusion

Choosing the best electric water heater requires careful consideration of your household needs, energy efficiency, safety features, installation requirements, and overall cost. By evaluating these factors and following the guidance provided in this buying guide, you can make an informed decision and find the perfect electric water heater that meets your hot water demands while minimizing energy costs and maximizing safety.

Frequently Asked Question

What size electric water heater do I need for my home?

The size of the electric water heater you need depends on factors like the number of people in your household, peak hot water usage times, and your water usage habits. Generally, a 40-gallon tank is suitable for households with 1-3 people, while larger households may require 50-80-gallon tanks.

How energy-efficient are electric water heaters compared to gas models?

Electric water heaters tend to have higher energy efficiency ratings compared to gas models, especially in areas where electricity is relatively inexpensive. However, the overall efficiency depends on factors like insulation, usage patterns, and local utility rates.

What maintenance is required for an electric water heater?

Regular maintenance can prolong the life of your electric water heater. Tasks include draining the tank to remove sediment buildup, checking the pressure relief valve, inspecting the heating elements, and ensuring proper insulation around the tank.

Can an electric water heater be installed outdoors?

While some electric water heaters are designed for outdoor installation, most are intended for indoor use. If you need an outdoor unit, look for models specifically labeled for outdoor installation and ensure they are protected from the elements.

How long does it take for an electric water heater to heat water?

The time it takes for an electric water heater to heat water varies depending on factors like the tank size, desired temperature, and incoming water temperature. On average, it can take anywhere from 45 minutes to 2 hours to fully heat a tank of water. However, newer models with faster heating elements may achieve desired temperatures more quickly.