We recently updated our website to include answers to frequently asked questions about solar charge controllers.  Whether you are new to the industry or an experienced veteran, there is a lot of information on this page including diagrams and video that will help answer your questions.  Solar charge controllers come in many different varieties and our goal is to provide you with answers that will help you choose and deploy the controller that best meets the needs of your off-grid solar system.  Additionally,  SunWize Power & Battery, one of our distributors, has a Solar Charge Controller Features page that is also an excellent resource to help you consider your controller feature requirements.