--- title: NI Digital Output (Solenoid) Module (NI 9472) tags: [obsolete-part, control-system] --- {% include historical %} {% include stub %} The NI 9472 Solenoid module allowed connections to a pneumatics relay. Connections are provided through the Solenoid Breakout. This module provided a maximum output of 30V. [Module and Breakout](https://web.archive.org/web/20170720201939/http://first.wpi.edu/FRC/solenoid.html "https://web.archive.org/web/20170720201939/http://first.wpi.edu/FRC/solenoid.html")