Gaugemaster CDU Capacitor Discharge Unit Click here for technical information.

This CDU is designed to operate standard, solenoid type, point motors. It will enable up to 6 points (depending on condition
of points and motors) to be operated simultaneously. This is because it stores energy, and then releases it in one short burst
when a motor is switched. Providing a firm and positive switching action. Additionally it will prevent a motor from being
burnt out should a fault develop with your switches. To install, it is simply connected between your power supply and your
switches, or probe and studs. After that it can be forgotten about.