Since 1983, Spectrum Controls has continued to be the premier provider of hardware and related software products for the industrial controls marketplace. Products fall into three major categories: I/O modules, human-machine interfaces and communications devices. Corporate headquarters is located in Issaquah, Washington.

Sales are channeled through a network of stocking distributors as well as manufacturers representatives and select direct customers. Users of Spectrum Controls’ products include Fortune 500 companies, government agencies and other manufacturers of industrial controls products—both domestic and international. 

Spectrum Control’s products have been successfully deployed in water/wastewater, utility/power, oil/petrochemical, mining/quarrying, pulp/paper, food/beverage, material handling, biopharmaceuticals and a variety of other industries.

As a Rockwell Automation Global Encompass Partner, Spectrum Controls is licensed to develop Allen-Bradley Compatible I/O.  We also offer SY/MAX and Quantum I/O as an alliance partner with Schneider Electric.