Since solar energy is now becoming more and more affordable, as compared before, it is now more sustainable to have it in your home and at your work place. Here are just some of the possible advantages of using solar energy. Solar Hot Water Heater One of the more common uses of solar energy is for solar hot water heaters. A few exceptions include solar-powered cars and utility vehicles. Solar cars are usually fitted with the gauges similar to conventional cars. The driver has to watch the gauges closely to see potential problems and keep the car running very smoothly. Solar cars rely on PV cells to change sunlight into electricity. It can be used on your present home regardless of the current design or orientation. Active solar energy can produce a lot more solar thermal energy compared to passive solar energy. The heat energy created can be used easily all throughout the house. Electricity requirements are also reduced thereby boosting your savings. Focusing linear Fresnel reflectors can be used well in compact or large plants. The Stirling Solar Dish The Stirling solar dish is also called a dish engine system, which is made of an independent parabolic reflector that tends to concentrate light right onto a receiver placed at the focal point of the reflector. Installation will depend on several factors and will need careful study, such as the angle of the sun, the position and area where you need to place the solar panels and the number of hours to complete the project. On Purchasing Purchasing solar power systems may be more expensive for first-time buyers. Ordering online will depend on your location and the mode of transportation. If you think that setting up and maintaining the system will be difficult, it might be better to wait until the technology is more rampant in your area. About Budget Solar cell systems are generally costly in the beginning. Later on, you will realize that the costs will start to go down, since the energy stemming from the sun is free and available all the time.