100 Liter Solar Water Heater is an innovative design for a solar water heater that has been tested and proven to produce 30 gallons of hot water. This will be a great alternative to your regular design and will save you on the cost of electricity bill by not using gas or electricity to heat the water. How does this product work?
Water is stored in a blackwater tank which has an inner and outer cylinder. The temperature of the water will rise because solar panels are being charged with energy from sun rays, which enables them to heat the water within 24hours. It is very cost-effective and also helps you to save a lot of money as the main source of energy is solar energy which is present in huge amounts and it’s free of cost and also this energy is a clean source of energy.
Now if you want to install the solar water heater at your home then here are some factors that should be considered. So in this article, you will be able to know about the benefits of the 100 liter solar water heater, types, price, and many more. Now let’s discuss what is 100liter solar water heater? Shall we.
What Is 100 Liter Solar Water Heater?

The 100 liter solar water heater is another option for normal water heaters. These are the lowest types of water heaters which are present in the market. It helps in warming the water except enlarging the electricity bills. This solar water heater is ideal for small homes. The 100 Liter solar water heaters are employed by the thermosiphon principle which utilizes solar power to warm up the cold water. Then it has the solar collectors which help in collecting the solar energy and insulating the storage tank to keep the hot water for a long period. The solar water heaters help to save upto 1500 units of electricity in the years.
Benefits Of a 100 Liter Solar Water Heater
The 100 liter solar water heater is very popular among homeowners. This is because it’s easy to install and provide hot water. The 100 liter solar water heater comes with many benefits that make this appliance a must-have for your home. There are also a lot of benefits of solar water which you can able to enjoy after it installs on the rooftop of your building.
- Zero Cost: The solar collectors which are attached to the solar water heaters help in capturing the solar energy which means that you do not have to pay any extra charges for the electricity.
- Low maintenance: You do not have to spend much amount on the solar heater.
- Eco-friendly: The 100 liter solar water heater is not dependent on the extra energy and so it helps in owers the carbon emission which makes the environment clean.
Types of 100 Liter Solar Water Heater In India
There are two types of 100 liter solar water heaters available in the market. the solar water heaters depend on the area’s climatic conditions, latitudes, and other needs and you have to choose accordingly. so now let’s have a look at the two types of the solar water heaters
100 Liters ETC Solar Water Heaters

ETC or Evacuated Tube Collectors works like absorbers in the solar water heaters. Each of the tubes has two glass tubes with vacuum in it which is an astonishing insulator. When the solar power hits the ybe which flows through the outer transparent tubes and strikes the outer of the inner tube. It helps in extracting the solar energy and then transferring the heat to the cold water through this tube. Once it is installed you dont have to worry about the maintenance as it needed low maintenance which helps you to save a lot of money.
How do 100 Liters ETC Solar Water Heaters?
The 100 liter ETC solar waters heaters have a stack of tubes. The tubes are very transparent with the materials which help in absorbing the solar energy. In between these glass tubes, there is a vacuum present which restricts the heat loss. The solar energy is trapped by the metal absorber of the tube and the water which runs inside the tube the heat from the outer wall gets shifted to the water inside the tube. Through this process, the water gets heated.
100 Liters ETC Solar Water Heaters Technical Information
Particular | Description |
Solar Water Heater | 100 Liter |
Water Heater Type | ETC |
Size of Tubes | 1800mm X 58mm |
No. of Tubes | 10 nos. |
Hot Water Tank | SS-304 |
Tank Insulation | 50 mm PUF |
Outer Tank | GI Power Coated |
Warranty | 2 years for a complete water heater and 10 years for the solar collector. |
Delivery-Installation | 7 days from the order along with advance. |
FPC 100 Liter Water Heater

The solar power is absorbed by the FPC or the Flat Plate Collector which is manufactured by the insulated outer metallic box covered on top of the glass sheet. In it has a blackened metallic extractor shell which has in-build channels or the riser tubes to transfer the water. It has a warranty period of 25 years.
How do the FPC 100 Liters Water Heater work?
The FPC solar water heaters are coated with black colors which are collectors elevated on the boxes. These are insulated and also are water-resistant boxes that have the riser tubes to the surging water. This absorbers plate which is equipped in the box under the plastic or the glass covers extracts the solar energy which produces the heat. The heat flows to the flowing water which helps to heat the water.
FPC 100 Liter Water Heater Technical Information
Particular | Description |
Solar Water Heater | 100 Liter |
Water Heater Type | FPC |
Size of Collector | 2000 x 1000 x 100mm |
Nos. of Collector | 1 nos. |
Hot Water Tank | SS-304 |
Tank Insulation | 50 mm PUF |
Outer Tank | GI Power Coated |
Warranty | 5 years for complete solar and 15 years for the solar panel. |
Delivery – Installation | 7 days from the order along with advance. |
The FPC 100 Liter Water Heater are further divided into three types and these are:
- Non-Pressurized or Standard (NPX)
- Pressurized (Px.)
- Heat Exchanger (HE)
- Pressurized with heat exchanger (Px. HE)
FPC Px 100Liter Solar Water Heater

The pressurized system is more efficient and its structure can be located in more accessible locations. Though they are very expensive but if you think for a long time investment then this solar water heater is perfect for you.
FPC Px 100L Solar Water Heater Technical Information
Particular | Description |
Solar Water Heater | 100 Liter |
Water heater type | FPC Pressurized |
Size of collector | 2000 x 1000 x 100mm |
No. of collector | 1 nos. |
Hot water tank | SS-304 3 mm |
Tank insulation | 50 mm PUF |
Outer tank | GI power coated |
Warranty | 5 years for complete system |
Delivery installation | 7 Days |
FPC HE 100 Liter Solar Water Heater

FPC HE 100L Solar Water Heater is very easy, cheap, and highly efficient for heating the water. This device utilized the fluid-filled pipes to transfer the energy from the hot fluid to the cold water which turns the cold water hot. This solar system is ideal for the location where there has poor water quality.
FPC HE 100L Solar Water Heater Technical Information
Particular | Description |
Solar Water Heater | 100 Liter |
Water heater type | FPC Heat Exchanger |
Size of collector | 2000 x 1000 x 100mm |
No. of collector | 1 nos. |
Hot water tank | SS-304 1 mm |
Heat Exchanger | SS-304 1.5 mm 20mm dia |
Tank insulation | 50 mm PUF |
Outer tank | GI power coated |
Warranty | 5 years for complete system |
Delivery installation | 7 Days |
FPC Px. HE 100 LPD Water Heater

This heat exchanger is a mixture of both systems. This means that you will be able to enjoy the benefits of the two water heaters. It is great for the area with the poor water quality with the temperature issue. This fluid moves through the collectors which help in absorbing the heat and then it passes to the heat exchanger to make the cold water hot.
FPC Px. HE 100 LPD Water Heater Technical Information
Particular | Description |
Solar Water Heater | 100 Liter |
Water heater type | FPC Pressurized with HE |
Size of collector | 2000 x 1000 x 100mm |
No. of collector | 1 nos. |
Hot water tank | SS-304 3 mm |
Heat Exchanger | SS-304 1.5 mm 20mm dia |
Tank insulation | 50 mm PUF |
Outer tank | GI power coated |
Warranty | 5 years for complete system |
Delivery installation | 7 Days |
100 Liter Solar Water Heater Price List
The 100liter solar water heater has a lot of features and hats why it affects the price. The price of the water heaters depends on the quality of the heater, its type, brand, and also your location site. The price of the water heaters varies from Rs. 15,000 in ETC to Rs.35,000.
Solar Water Heater Model | Selling Price | Price/Liter |
ETC 100 Liter SWH | Rs.15,000 | Rs.150 |
FPC 100 Liter SWH | Rs.25,000 | Rs.250 |
FPC Px. 100 Liter SWH | Rs.30,000 | Rs.300 |
FPC HE 100 Liter SWH | Rs.30,000 | Rs.300 |
FPC Px. HE 100 Liter SWH | Rs.35,000 | Rs.350 |
Conclusion On The 100 Liter Solar Water In India
Solar water heaters have been around for a while, but they are still relatively expensive and difficult to install. The 100 liter Solar Water Heater has eliminated all of these problems by making the process easier and more affordable. For example, the unit is easy to install, doesn’t require any plumbing skills, and can be used in many different locations. In addition to being cheaper than traditional solar water heaters, it also requires less maintenance because it is self-cleaning.
This makes it a great option for homeowners who want an eco-friendly heating solution that is both cost-effective and efficient. The 100 liter Solar Water Heater also has a very small footprint in India. The 100 Liter Solar Water Heater uses a special technology that converts sunlight into thermal energy, which is then stored in a solar collector. As the sun’s rays heat up the collector, they generate steam that turns into hot water. The collector can also be used as a conventional storage tank by adding insulation to reduce evaporation losses.
There is a wide assortment of very cheap and affordable solar water heaters. If you are looking for products that can reduce reliance on fossil fuels, then the 100 Liter Solar Water Heater is an excellent choice! This article has shown some more information about where to buy solar water heaters in India. If you are looking for some products that will help you fight climate change in India.
Lastly thank you for reading my article. I hope this article helps you a lot and even if you have any questions then do let me know in the comment section below.
FAQ’S On The Best 100Liter Solar Water Heater In India
1. What are the benefits of using a solar water heater?
The benefit of solar water heaters is that it helps in saving electricity bills. Also, it does not need huge maintenance and it can last upto 20 years.
2. Which type of solar water heater is best in 100 Liter, ETC or FCP?
The ETC water heaters are more evaluated than FPC water heaters. It is more efficient, cost-friendly, and also efficient in humid areas.
3. Will a 100L solar water heater work in cloudy weather?
No, The solar water heaters can not able to run in cloudy areas as this device needs solar energy to work efficiently.
4. How does a solar water heater works?
The solar collector which is present in the solar water heaters warm the water and then it goes to the hot water tank. The insulated water tank keeps it warm for upto 48 hours.
5. What is the best price for a 100 liter solar water heater?
The cost of the 100 liter solar water heaters varies from 5,000 in ETC to Rs.35,000.
6. Can I sell any excess heat from my solar water heater in order to make extra money?
There are two ways to utilize the excess heat from your solar water heater. One is to sell it to a nearby power plant and the other is to use it for heating water.