Abstract: An adapter and a method for the use thereof are disclosed for accommodating multiple cables or other electrical wiring through a minimal bulkhead aperture area. The adapter includes multiple jacks to make efficient use of aircraft bulkhead aperture area. The bulkhead feedthrough adapter has multiple jacks with any one or more of a number of different types of connectors for application in the electrical arts, and which may be used in industrial settings including but not limited to the aviation industry.