Competition in the business and industry increase significantly encourages companies to develop thoughts to obtain effective and efficient ways and save costs in achieving the determined goals and objectives, Six Sigma method is one of an excellent method to increase productivity and pressing the number of defects to target 3.4 failure of opportunity for each transaction of goods and services products. Six sigma approach was implemented in this research. The objective of this research is to improve the product quality and to analyze failures or defect of Cover Coffe Maker Product. This research implemented six sigma approach starting from define, measure, analysis and improve stage. Data processing by using Check Sheet, cause diagram, histogram, pareto chart, run chart, and control chart, and scattered diagram to solve the problem of work faced. The result of the research shown that PT Mega Technology Batam currently has the total average disability is 197464 pcs with percentage of 5.99% and total DPMO 59929,39 equal to Sigma Level 3.1. The causes of Cover Coffe Maker's disability are the Operator or the machine interpreter does not have a good attitude, the absence of training on every new employee, the employee repeat the same mistake, not using original material and standard from a predetermined company, Not having enough experience during machining operation, At the time of the molding process does not adjust the temperature or humidity following the Parameters on the machine and the Mold standard, does not follow the quality without tolerance. In conclusion, The Six Sigma implementation resulted in a significant increase of product quality.
