Are Electric Tankless Water Heaters Energy Efficient

We rated the annual energy consumption cost excellent for a gas.

Are electric tankless water heaters energy efficient.

Designed for both whole house water heating and specialized applications a. When you re done using hot water the appliance senses the lack of water flow and turns off the heat. Gas and electric tankless water heaters run more efficiently than the conventional water heaters of the same fuel type. In california beginning august 1 2009 tankless water heaters will be degraded in assumed energy efficiency by 8 to reflect the results of studies which have shown that tankless water heaters do not perform as efficient as previously assumed because of the cycling on and off of the water heater during brief usage.

Overall tankless water heaters are more energy efficient as indicated in the chart on the previous page. According to the department of energy a tankless unit can save up to 34 of energy compared to a traditional water heater as long as you use less than 41 gallons of hot water daily. In comparison gas heaters usually have between 80 and 85 percent. Water heaters water heaters are the second highest source of energy usage in the home.

They use less energy than standard models saving homeowners money on their utility bills while helping protect the climate. Just as with gas powered models electric systems will save lots of money on your energy bills and give you constant hot water on demand without the limitations of a tank. Smith has the lineup of electric tankless water heaters to meet your specific needs. They can be 8 14 more energy efficient for homes that use a lot of hot water around 86 gallons per day.

This is how tankless water heaters achieve their energy savings compared to tank water heaters. In our area electrical tankless water heaters are not a cost effective option to be the main heating source for your water especially when gas is available and much cheaper. While tankless water heaters are more expensive upfront the long term savings that they impart you can make up for it in a few years. Tankless water heaters that run on electricity are the most affordable option for homeowners looking to retrofit their system.

Energy star certified water heaters are an easy choice for energy savings performance and reliability. Electrical units require a ton of amps to heat the water. Similarly electric heaters can have higher energy factor ratings than gas heaters. All this can offset the higher cost of electric power to some extent.

Electric water heaters tend to have at least 98 thermal efficiency many are 99 percent or more.