You should start by considering the availability of sunlight. In this case, you will have to assess your home both inside and outside to understand the light requirement in every space and the duration it spends in that particular area. Also, you should also consider window position about sunlight. One good thing about this is that it will allow you to make a smooth and profitable decision on the best solar panel that will meet your sunlight requirements. For instance, with low sunlight and poor climatic condition you will have to look for a high quality solar that is sensitive to even low sunlight rays.
Apart from that, you should also evaluate your energy requirements. In this case, you will be required to evaluate the amount of energy you and your family members can use after a given duration. One way of knowing this is by checking your monthly electricity bills and you then you find the average energy consumption per month. As a result, you will be in a better position to choose a solar panel with a capacity that can supply the same amount of energy that you need. With this, you will not have to waste money on the solar panel that will not serve you adequately.
Apart from that, you should also consider the size of the residential solar panel. As we discussed above that you need to assess your home to know the sunlight intensity and energy consumptions as this will guide you in choosing a solar panel with specifications that match your needs. The good news is that the size of the panel will help in lowering your initial purchase amount.
Also, you should also consider whether you need off-grid solar or on-grid solar power system. You should know that off-grid solar systems are the ones with battery backups and are mostly used when the minimal amount of power is needed. While the on-grid system is the ones that are connected to the primary power supply system in your home. Not only that but they also produce a lot of power which gives them the ability to balance between production and the home power requirements.
Besides, it is also essential to know the number of solar panels that you need. You find that this will be determined by the home energy requirements and the number of watts that a single solar can give. For that matter, you should confirm with the dealer on the number of solar panels that you will need having known your requirements. Besides, you should also make sure that it can match the energy requirement of your home.