Cole Instrument Corporation: The Innovative Switch Company In industries and environments that are constantly evolving, Cole Instrument has remained a trusted partner in the development of innovative switching solutions. ......Cole Instrument Corporation: The Innovative Switch Company In industries and environments that are constantly evolving, Cole Instrument has remained a trusted partner in the development of innovative switching solutions. With over 35 years of industry experience that has produced revolutionary results, Cole answers the stringent demands of nearly all commercial, aerospace, and military applications. Into each switch produced, Cole combines imaginative engineering, quality construction, and exceptional customer service. Cole Instrument employs 114 people and occupies 24,000 sq. ft. in its Santa Ana, California plant. A small privately held business it uses the latest, state-of-the-art manufacturing and testing equipment and is staffed with people dedicated to providing the very best. When your application must meet extreme requirements and provide exacting results, let Cole assume the challenge and prove it is the Innovative Switch Company.