Established in 1983, SESCO manufactures custom electrical assemblies for OEMs and manufacturers. SESCO has built a reputation in the marketplace as a reliable, dependable and responsive supplier of custom cable and wire harness assemblies, ribbon cables, custom sensor assemblies, power distribution systems, box, panel and enclosure assemblies which has resulted in our continued growth. As a leading Electrical Contract Manufacturer with two manufacturing facilities allows us to be a turnkey solutions for your electrical needs. Our dedication to provide fast customer service and engineering support puts us a cut above the competition. SESCO - Your Best Electrical Connection.