- Harwin is a manufacturer of high reliability, industry standard, and application-specific interconnect devices. We command wide-ranging, global capabilities to satisfy customer needs on a local level. A network of distributors coupled with offices and manufacturing facilities in Europe, USA and Asia provides us a global reach and comprehensive understanding of the latest technologies. With more than 50 years history of successfully manufacturing electronic components Harwin has an active portfolio of over 20k highly reliable interconnects and PCB hardware items.