There is no fix price tag attached with the solar panels. Solar panels costs’ varies in different conditions. Anyhow, home solar panels system mainly depends on how big the project is, how much sun is consumed and how big is your house.
You need to collect certain information before installing solar panel at your place. First, you must know how much electricity you need to run your home on solar panel, this will let you know how many solar panels must be installed to provide you the required wattage per day. Secondly, you need to know how much sunlight is available at your place. The estimate of the solar panel installation is thus best guided by a professional solar panel installer.
Cost of Each Watt: Generally, the cost per watt is $10 to $12 that is installed. The calculation is made in kilowatt and a kilowatt is 1000 watts. Thus to create a kilowatt, the amount that you will pay will be around $10,000 to $12,000. A solar panel system that costs $20,000 can reduce your current bill from 20% to 50%. A solar panel system for a big home may cost $100,000 and need every corner of your roof or may be more than that.
Tax, Grant Incentives: It is possible that the government refund some of the part of your costs in shape of low cost loans, tax incentives and grant programs to you or your hired installer. Check out some more details online for grant programs. This is important to check before you buy a solar panel system fro yourself. Some of the solar panel dealers can assist you to get into government help in area where there is well substitute of solar energy.
Calculation of per day wattage requirement; Since electricity for usage is calculated in kilowatts, calculate the total kilowatts required for whole month and than divide it by 30. You will the per day kilowatt requirement. Then make an estimate of the sunlight hours, multiply your answer to 1.1.5 to get clear result to create 100 percent kilowatt for your home.
Better Estimate: When you make an estimate by yourself of how much kilowatt electricity you require to run your home, discuss this roughly made estimation to the dealer and he will make you better and more accurate estimate of the required electricity. It is recommended that you count half bit more than estimated if you have decided to use solar energy.