The FLeX™ Controller represents the latest design in McCain’s ATC eX series of advanced transportation controllers. Leveraging a Linux engine board, the controller has a real-time, open source operating system that supports the latest ITS applications including the high-res data collection and V2X applications. Measuring just 5.5” tall, the compact design is available in both shelf mount and rack mount versions offering speed and performance for any ATC or Caltrans cabinet configuration.