As we all know winters have arrived and so the need for a high-efficiency electric water heater has become urgent. It is no rocket science to know that not just any water heater will fulfill one’s requirement. All of us need a water heater that is a high-efficiency electric water heater. But there is a lot of confusion surrounding which water heater to buy. What are the key factors you should be looking at while buying high-efficiency electricity?
Sure all water heater will heat you up some water .but there is no point in not installing a high-efficiency electric water heater since nobody wants water heated that results in burning a hole in their pocket? Markets are filled with so many different variants and features of heaters that it becomes a bit tricky to choose a high-efficiency water heater that is right for you, but no need to be puzzled anymore.
We will tell you everything you need to know before getting a high-efficiency water heater that will clear all your doubts whether you are buying an electric water heater for the first time or replacing your old appliance you will be aware of the fact that water heaters are quite an energy-consuming.
In fact, it is stated that electric water heaters consume up-to 15 % of the home electricity bill. Now here you see, how important the need to choose a high-efficiency electric water heater becomes. Any electricity water heater that consumes a lot of electricity will not be suitable for home use, as it will increase the Electricity consumption.
Which will result in an increased amount of electricity bills which could be avoided by choosing a high-efficiency electric water heater.
There are a few factors that classify water heaters. water heaters can be categorized into different types according to few features that you have to keep in mind and choose the water heater that meets your requirements, If we classify water heaters on the basis of energy then they can be broadly classified into 3 categories.
- Water heaters running on fuel energy.
- Water heaters running on Solar energy.
- Water heaters that use Electricity.
Water heaters running on fuel Energy:-
As the name suggests these types of water heater require fuel Energy or gas energy for operating ( usually natural gas) such water heater is suitable and used mostly in villages or remote areas where electricity is not available.
Water heaters that run on solar Energy:-
Such a water heater is installed usually in a large house. The water heaters require solar panels that are installed on the rooftops of a house. The solar water heater is slightly costly to install.
Water heaters that run on Electricity:-
Most Appliances in our home, offices, schools, hospitals, and shops run on electricity. So as you can easily guess these water heaters are operated by Electricity. Electric water heaters use electricity to generate heat for heating water. let’s discuss the key points that you need to consider while buying a High-efficiency Electric water heater.
1. know your purpose: –
The first important thing you need to consider is what is the purpose for which you require a water heater. Whether you need a water heater for your kitchen purpose, or you want to install a water heater for your sink or in the bathroom. Since that will determine what type of water heater you will require and how many ltr capacity of a high-efficiency water heater is required.
2. types of water heaters:-
- Instant water heaters.
- Storage type water heaters.
Parameters for comparison between instant water heaters and Storage water heaters:
- The time required for heating.
- space consumption.
- Electricity consumption and heating costs.
- Energy efficiency.
The time required for heating :
- Instant water heaters take only a few seconds for heating water.
- Storage water heaters take at least 10 minutes of time for heating water.
Instant water heaters or known commonly as geysers takes timeless to heat water than Storage water heaters.
Space consumption :-
- An instant water heater can be installed or wall-mounted in a small space and are suitable for bathroom, sinks, and kitchen easily.
- Storage water Heaters are bulkier than instant water heaters and require more space for wall mounting.
Conclusion : –
Instant water heaters require less space than Storage water heaters and are well suited for smaller space.
3. Life span:-
Instant water heaters are durable and have a longer life span. The reason being, instant water heaters don’t have tanks and as they don’t have to store water. The chance of Damage happening to the instant water heater is less, which results in longer life span storage water heaters have a shorter life span than instant water heaters.
4. Electricity consumption and Heating cost:-
Instant water heaters: – instant water heaters have less electricity consumption
Storage water heaters: – Storage water heaters need to store water first and then heats water that consumes more Electricity than instant water heaters
5. Energy Efficiency:-
In terms of energy efficiency, instant water heaters provide up-to 20 – 30% energy saving storage water heaters are less energy-efficient than instant water heaters. Consider the scenario if heated water stored in the tank is not used entirely than the remaining water in the storage tank cools down and needs to be reheated again next time so it becomes more electricity consuming And less Energy efficient.
Well, pricing is a very important factor that affects the purchase of high-efficiency elect water heaters individually. Instant water heaters are more costly than storage water heaters An instant water heater of around 6 liters capacity can cost approximately 7000 to 9000 INR. Whereas storage water heaters of 10 liters range from 6000 to 7000 rupees.
The capacity of water heaters: –
An important factor while deciding which high-efficiency electric water heater to purchase is the liter capacity of water heaters. The water heaters come in many different liter capacities, Some of the generally available liter capacity of high-efficiency electric water heaters are, 1 ltr, 3 ltr,4 ltr, 6 ltr, 10 ltr, 15 ltr, 20ltr,30ltr, 35ltr, 50ltr,100ltr.
1-liter capacity: –
Generally, the water heaters with 1 ltr capacity are instant water heaters. They provide hot water within seconds. since electricity is always available to us such types of water heaters are a good choice for homes. They are also used in the kitchen and hospitals. Instant water heaters of 1.ltr consume 3000.watt of electricity.suitable for only 1 person in a home.
Water heaters with 3ltr capacity are also instant water heater. They can store and heat up-to 3.ltr of water in their tank instantly. These water heaters consume 3000 watts of electricity. It is suitable for one member of a home.
The purchasing of a 6 ltr storage water heater depends on the number of members in a home. It is suitable to buy a water heater with 6.ltr capacity for 2 members in a home.
A 6.ltr high-efficiency water heater will consume the power of 2000 watts. The water heater needs to be switched on at least 10- 15 minutes prior to taking shower. so that water is stored and heated by the time in 6 ltr water heater.
10-liter capacity water heater :-
This type of water heaters are suitable and generally used by families of 3-4.members. Such water heaters also consume around 2000 watt electricity.
15-liter capacity water heater:-
As you can by now tell that such storage type water heaters are suitable for homes with 3 – 4 members. These water heaters are needed to be switched on 10-15 minutes prior to taking a bath or a shower and then water again gets stored in the tank. It is suitable for members to use the water Heater at intervals of 10 minutes that will be energy and cost-efficient .15 ltr storage water heaters come with 2000 watt power.
20-liter capacity water heater :-
20 ltr storage water heaters consume around 2000 watts of energy. But the only factor you need to keep in mind is not every water heater producing company manufactures a 20 ltr storage water heater. it easily satisfies the water needs of 4-5 members.
25-liter water heater :-
Since not all companies make 20 ltr capacity water heaters The 25 ltr water heaters are the most sold water heaters in the market .25 ltr capacity storage water heater also consumes 2000 watts of power. It is best suited for 4-5 members at home. It is most commonly used in homes. The water heater needs to be switched on 15-20 minutes prior to taking shower and it stores And heats 25.liters of water and after using the water again stores 25.ltrs of water.
30-liter capacity storage water tanks :-
like. 20 ltr capacity storage water heaters not all water heater manufacturing companies manufacture them. They are suitable for up to 6 members.
35-liter storage capacity water heaters:-
Most of the companies make 35 liters high-efficiency water heaters. They are similar to 30 liters capacity storage water heaters. They consume 2000watts of energy. If you have 7-8 members in the home consider buying a 35.ltr high-efficiency water heater.
50-liter capacity water heaters :-
Well, water heaters of 50 liters capacity are usually installed in hotels and resorts. They are not installed and used for home purpose
100-liter capacity water heaters :-
After water heaters of 50.ltrs, some companies manufacture water heaters of 70 and 75.ltrs. Like water heaters of 50.ltrs they are used by hotels, resorts, and small industries for heating water They are not suitable for household purposes.
Apart from the type and water storage capacity of water heater, there are certain other parameters that you need to look at while buying a high-efficiency electric water heater The parameters you need to keep in mind are:
- Star energy rating.
- Warranty on the water heater.
- Minimum watt power.
Star energy rating:-
A water heater is an appliance that uses quite a considerable amount of Energy. The energy rating of a product is a feature that cannot be ignored while buying a high-efficiency electric water heater.
While choosing an Electric water heater look for an electric water heater with at least a 4-star rating. A Minimum 4.star energy rating is a feature you should be looking for while buying a water heater. A minimum 4.star energy rating will ensure better performance of the water heater and will also reduce the Running cost of the water heater.
Warranty on water heater:-
There is no need to emphasize how important the warranty feature is. Water heaters are very susceptible to damage, and so a good product warranty is what you should be looking for a water heater. Look for a water heater whose company provides a Minimum 2.year warranty on the product and a minimum 5. year warranty on the inner tank. This will ensure the reliability of the water heater.
Minimum watt power:-
The minimum watt power that a water heater should have for better performance is at least 2000. watts look for a water heater with a minimum of 2000 watts of power for better performance.
Faqs ( some frequently asked questions regarding high-efficiency electric water heater)
What is the most energy efficient electric water heater?
Rheems high-efficiency electric water heaters are said to be most energy-efficient.
About how long will an electric water heater last?
The life expectancy of a water heater averages from 8-12 years. it varies according to the unit, design, quality, and maintenance.
Can an electric water heater explode?
Although it is unlikely for an electric water heater to explode. If the temperature is set too high or the pressure relief valve of the water heater malfunctions a water heater can explode.
Do electric water heaters need to be vented?
No unlike traditional gas tank and gas tankless water heaters, electric water heaters don’t need any venting.