Since 1964, Custom Electronics, Inc. (CEI) has been your premier source for high-voltage mica capacitors and integrated electronic sub-assemblies. Serving the military, industrial and commercial markets since its inception, Customsâ?? track record of outstanding workmanship and quality has made their name synonymous with the terms dependability, reliability and high-performance. In response to the growing world-wide demand for efficient power management, CEI has expanded its capabilities with the introduction of metallized polypropylene film capacitors and the Power Systems Division. Whether you need a capacitor, bus bar or a combination of both let Custom do what they do best; engineer results!