For more than seventy years, Keystone Electronics has been manufacturing precision electronic components and hardware, supplying quality products to industry, worldwide.

Our Product Design Guide M70 has products that are engineered specifically for use by OEM designers and engineers who create and develop state-of-the-art electronic products, instruments and systems. Modifications as well as custom fabrications can be manufactured to meet your special needs.

It is Keystone's quality policy to continuously improve its products to better satisfy the needs of its customers and to deliver quality products, every time and on time.

Our Global Distribution Network is your assurance of quick response, service, and dependability, worldwide.