This research aims to study factors relating to and influencing students’ behavior of electricity Saving. The samples are students of Rajamangala University of Technology in 2007 academic year. Based on quota sampling 100 students from each of 9 universities at a total of 900 are selected. The tools used in this research include questionnaires and with rating scales. The variables are divided into 5 group : 1) Psychological traits variables; 2) situational variables; 3) psychological situtional variables; 4) electricity saving behavior variables; and 5) the general qualifications of students including sexes educational levels location GPA family income the number of family members educational level of father and educational level of mother all of which are the sub-variables in analyzing data. The data was collected during January and May 2007. Then it was analyzed by a ready-to-use program with statistecs percentage t-test Person’s Product Moment Correlation Coefficient and Multiple Regression Analysis of Enter Stepwise and Hierarchical.