This paper discusses a systematic approach for the development of a solar powered self-sustainable energy system.In remote locations, self-sustainable energy system configurations are of interest, and may prove more cost effective than a grid connected systems.This paper investigates a typical self-sustainable energy system configuration and performance optimization.The potential benefits of such a system design is investigated using data collected at a specific location and the performance of the system under variable conditions determined.This paper also described an optimal design and implementation of an efficient self-sustainable energy system.