US Patent 8038481 Receptacle connector between controller and lighting fixture

An electrical receptacle includes an exterior component and an interior component received inside the exterior component. Main electrical connectors have exterior end portions aligned with main connector openings of the interior component and have interior end portions disposed in alignment with main terminal channels of the exterior component. First and/or second central connectors each having substantially circular portions extend from an end plate of the exterior component and have exterior portions extending to a central connector opening of the interior component. Also featured is a method for electrically connecting the electrical receptacle to a controller device.