This research aim is to test and analyze the influence of price, product quality, and service quality towards the purchasing decision of natural gas product, a product sold by PT Perusahaan Gas Negara, Tbk. The research data used in this research is questionnaire data, that have been carried out from January to July of 2019 towards the existing customer in electricity sector. The sampling method used is purposive sampling from 50 existing customer. The method of analysis used is multiple linear regression. The result of this research shows that price, product quality, and service quality (simultaneously) contribute significantly to purchasing decision. The result also suggest that partially, the price, product quality, and service quality also significantly contribute to the purchasing decision. Price is the most influencial variable of all and significantly affects the purchasing decision.

Keywords : Price, Product Quality, Service Quality, Electricity Sector, Purchasing Decision.