HomeSolar EnergyThe 5 Best Solar Water Heater Systems For Home

The 5 Best Solar Water Heater Systems For Home


The solar water heater is a device that uses solar energy to generate heat (not electricity) that can be used to heat water for bathing, heating spaces, industrial processes, or even solar cooling. Solar heaters are fully powered by solar energy.

This means that power cuts and power cuts have no effect on their function. They collect most of the sun’s rays when the sun is in the brightest light and store the excess hot water for later use. And even if you live in colder climates, you can still enjoy what these heaters offer,

The 5 Best Solar Water Heater Systems For Home
The 6 Best Solar Water Heater Systems For Home & Camping

How Solar Water Heater Works

The basic principle of how a solar water heater works is actually very simple. Coldwater is distributed to the surface to be heated by solar energy heated by solar panels. Hot water is transferred to a tank or transported through heat or its own pumps to allow more cold water to be heated. Built-in safety devices are also installed in the solar water heater to prevent excessive water heating, especially on a sunny day.

The solar collector is fitted with a wall facing the sun or ceiling, preheats liquid that is then circulated through an active SWH or convection propulsion in a passive system. The assemblers consist of an insulated box with a glass lid with black-painted metal profiles that are flat and mounted on copper pipes or several metal tubes surrounded by glass (hollow) glass. The heat is stored in the padded water storage tank with an inlet and outlet connected to and outside the collector.

Types of solar water heaters

1. Active solar heaters

Active solar heaters are primarily of three types, direct, indirect, and drain.

Indirect systems, water is heated directly into solar collectors and circulating in your home. It is best suited for cold or freezing conditions where the absence of heat exchangers means that cold/cold water cannot be heated effectively.

At the same time, indirect systems are used for fluid mixtures circulating through compilers. The collected heat is then transferred to the water for heating that is stored in the reservoirs. The systems are ideal for extreme cold and freezing conditions, as the fluid mixture – usually antifreeze – prevents water from freezing.

With drainage systems, water or glycol is circulated through the compound ring and stored in a tank when the pump stops. The differential control unit operates the pump to direct water to the system.

2. Passive solar heaters

Passive solar heaters do not use pumps but rely on gravity and the tendency of water to circulate when heated. They do not have electrical components making them cheaper and sometimes more reliable than active systems. The integral collector/storage and the thermosyphon are of two types.

Integrated systems are simple installations consisting of a tank and universal isolation except for one side facing the sun. Water is collected, heated, and used in one system, ie the tank. Despite being essential, they serve their purpose in areas that see lots of sunlight and for people who need hot water mainly during the day or in the evening.

Thermosyphon systems rely on the tendency of water to become light during heating. Hot water flows into the storage tank and is connected through the plumbing system. Coldwater flows to the tubing at the bottom of the pool which helps circulation. The following list preview the 5 Best solar water heater that you can easily start applying and experimenting them at your home


Duda Solar: 15 Tube Water Heater Collector
1 Reviews
Duda Solar: 15 Tube Water Heater Collector
  • Hailstone Resistance: up to φmm (1"), Max Operating Pressure: 87psi, Max Flow Rate: 5.25 gpm
  • 14mm TU1 Copper Heat Pipes, Manifold insulation: 45mm 93 Kg/m^3 Rockwool, Rated Best Heat Retention
  • φ58mm x 1800mm Three-Target Cu/SS-ALN(H)/SS-ALN(L)/ALN Vacuum Tubes, High Boron Silicon 3.3 Glass
  • Sun Absorption Efficiency: 93-96%, Vacuum Rating: Less than 5.0 x 10^3 Pa, Lifespan:70% @ 15 Years
  • OG-100 SRCC Certificate Number: 10001880, Eligible for 30% Federal Tax Rebate, Winter Resistant

Duda Solar: 150 Liter Passive Water Heater
4 Reviews
Duda Solar: 150 Liter Passive Water Heater
  • Hailstone Resistance: up to φmm (1"), Max Operating Pressure: 100psi, TK-7Y Controller
  • 304 Stainless Steel Outer Shell & Stand, Pressurize tank for domestic water supply, 14mm TU1 Copper Heat Pipes, Winter Resistant
  • 58mm x 1800mm Three-Target Cu/SS-ALN(H)/SS-ALN(L)/ALN Vacuum Tubes, High Boron Silicon 3.3 Glass
  • Sun Absorption Efficiency: 93-96%, Vacuum Rating: Less than 5.0 x 10^3 Pa, Lifespan:70% @ 15 Years
  • Tank Diameter: 460mm (18.1"), Inner Tank Material: SUS304-2B Food Grade stainless steel

Sunbank Solar: 40 Gallon Solar Water Heater
3 Reviews
Sunbank Solar: 40 Gallon Solar Water Heater
  • 10 year Collector Warranty
  • No Pumps - No Moving Parts - No Glycol
  • Easy Installation for DIY or plumber. Is affordable, reliable, and pays for itself as energy prices continue to increase.
  • High Density Polyurethane Insulation provides excellent heat retention. If the Sunbank is 140 degrees when you go to bed it will be 130 when you wake up.
  • Ships to the U.S. and Hawaii - contact us for shipping information

Heliatos: 2 Panel Hybrid Solar Water Heater Kit
9 Reviews
Heliatos: 2 Panel Hybrid Solar Water Heater Kit
  • Heats water for your house or cabin using the sun
  • Connects to your existing electric or gas water heater
  • Hybrid System - Never be without hot water even on cloudy days
  • Slash your electric or gas bill

Advanced Elements: 5 Gallon Solar Shower
4,630 Reviews
Advanced Elements: 5 Gallon Solar Shower
  • Construction - 4-ply construction with reflector panel and insulator panel for optimized heat retention and performance
  • Capacity - This summer shower has a large 5-gallon capacity and is designed to heat water fast in the warm sun
  • Temperature guage- Easy-to-read temperature gauge to know when your shower is warm. The shower can heat up to 110 degrees in under 3 hours in direct sunlight
  • Convenience- Integrated toiletry pouch can hold a razor, mirror or travel shampoo bottles and Velcro straps for wash cloth

Benefits of the solar water heater

1. Is more affordable

The main reason to make a switch to a solar water heater is simply to cut operating costs down. The good news is that this can be easier for you than you realize.

These systems collect sunlight and store it. , it is easily accessible. This means that you simply do not have to worry about any costs of this type of system.

2. It’s good for the environment

Another one of the benefits of making this switch is that it is simply the best choice for the environment. It is a clean source of energy. This means that you are doing the right thing to keep your home and cut off the pollution that produces your home.

3. Easy to put in place

There is no doubt that the old regimes were more difficult to develop. Solar systems may not enjoy a good reputation, but today’s products are more affordable, easier to put, and more reliable.

This means that even on a cloudy day, you can access the hot shower that you hope to get. You do not have to worry about the cost of installation. Often, these systems will pay for themselves over their lifetime.

Maintenance and Cost

Solar water heater requires regular inspections and routine maintenance to maintain their efficient operation. Also, from time to time, you may need repair or replacement components. Steps must also be taken to prevent peeling, corrosion, and freezing.

You may be able to handle some inspection and maintenance tasks yourself, but others may need a qualified technician. Ask for the cost estimate in writing before doing any work.

For some systems, it may be more cost-effective to replace, stop, or remove the solar system instead of repairing it. The high-quality solar water heater system will continue well more years.

Periodic maintenance of experienced contractors is the key to maintaining the longevity of the system, in addition to maintaining performance costs and low long-term maintenance.


A solar water heater may be the perfect solution for your home. If you are frustrated with your energy bills and how you keep climbing for months after a month, it may be time to come up with more energy-efficient solutions.

Although you can purchase another system that is more efficient than the system you are using, it might be better to look at a completely new way to create hot shower units. The power of the sun is free for you. It’s incredibly powerful.

- ad -
Earthava Team
Earthava Team
A collective of experts in Renewable Energy, environment and green living.