Opto 22 is a company specializing in industrial automation, control, and monitoring solutions. Founded in 1974 and headquartered in Temecula, California, Opto 22 designs and manufactures a range of hardware and software products used in various industries for process control, data acquisition, and industrial Internet of Things (IoT) applications. Key products include programmable automation controllers (PACs), input/output (I/O) modules, and management software platforms. Known for their reliability and innovation, Opto 22 products are utilized in applications ranging from energy management and manufacturing to building automation and remote monitoring.