12 volt power tap for Williams System 3 through System 11C games. 
This power tap provides up to 2 amps of 12v power into a standard 3-pin .093 Molex plug to power your mods.

1. Power off machine and remove backglass

2. Unplug wire harness from 1J2 (system 3, 4, 6, 6A, and 7) or 1J17 (system 9 and 11) on the MPU

3. Plug in power tap to 1J2 (system 3 to 7)/1J17 (system 9 and 11)

4. Plug in wire harness to the back of 1J2 (system 3 to 7)/1J17 (system 9 and 11)

5. Connect your mod or power splitter to the Molex connector on the power tap and enjoy