Bally AS-2518-52 AUX Lamp Driver Board $50 + $5 shipping
Plug and play compatible with incandescent or LED lamps. No extra wiring needed. Used in: Eight Ball Deluxe (all versions), Elektra, Embryon, Fathom, Fireball II, Flash Gordon, Medusa, Mr and Mrs Pac-Man, Space Invaders, Vector, Xenon.