- Isocom Components is a leading manufacturer of high performance infrared optoelectronic devices specialising in optocouplers and optoswitches. Since the business was established over 25 years ago Isocom has consistently delivered in excess of there customer's expectations to become one of the most respected brands in the worldwide optoelectronic industry.Expert knowledge and flexible manufacturing processes result in the shortest production lead times in the world for many parts. Product quality and superior customer service is unrivalled and is endorsed by many long-standing customers.