Guardian Electric Manufacturing Co. manufactures and supplies electromagnetic and electromechanical components. It offers specialty switches for motion control products, motion control grips, electromechanical solenoids, electric relays, custom electrical coils, and value-added assemblies. 

The company serves aerospace, automotive and heavy duty trucking, agriculture, security, telecommunications, cash drawer systems, CNC machining, medical applications, photocopying technology, printing processes, safes and locks, vending machines, video games and family entertainment, and industry equipment markets. It sells its products through a network of stocking distributors and authorized representatives in the United States and internationally. 

The company was founded in 1932 and is based in Woodstock, Illinois. Guardian Electric Manufacturing Co. operates as a subsidiary of Kelco Industries, Inc.