DS3800HSDD is a Solenoid Driver Board manufactured and designed by General Electric as part of the Mark IV Series used in GE Speedtronic Gas Turbine Control Systems. A solenoid driver board is an electronic circuit board designed to control and drive solenoids. Solenoids are electromechanical devices that generate linear motion when an electrical current is applied to them. They are commonly used in various applications, such as in locks, valves, and automation systems. The solenoid driver board typically serves several key functions: