Welcome to Roanakh.com, the practical and complete resource site for designing your residential PV/Solar Electric system. An easy to use, step by step guide along with a database of all the components required with their properties and embedded calculations will guide you to build your system. If you are an experienced designer or a novice to PV system design, you will find this site invaluable. Congratulations on your decision to invest in a PV/Solar Electric system that will contribute to eliminating CO2 emissions and combat global warming in your personal capacity of a “Global Citizen”. Here you will find all the resources, information and tools to design your PV system. This site has 2 sections, an information section and a design section that allows you to design your PV system interactively using simple drop down menus and carefully guided hints and directions to design the optimal system for your requirements. You will also be able to estimate total costs of the key components of the system.

Disclaimer:

This site is for informational purposes only and makes no guarantee on the design of the system and/or their real world operations. A lot of factors affect real world performance and though every effort has been made to incorporate these, no guarantees are provided. The content and automated calculations are available at no charge and the website provides no guarantee on the calculations – you must use your own judgment of the results and use the information and calculations at your own risk.
This site also recommends all installations to be made by certified professionals as applicable. There are Federal, State and local regulations for permits and installation licensing requirements that must be adhered to when installing the systems. All applicable NEC and IEEE codes and other codes as required by Federal, State and Local bodies must be adhered to.