| 摘要 |
A power supply facility includes a housing, a coupler device coupled to the housing with a cable, and having a number of prongs, another coupler device coupled to the housing with a cable and having number of prongs, and a connecting device for selectively connecting the coupler devices together. For example, the connecting device includes dovetails or dovetail slots disposed on the coupled devices for connecting the coupler devices together. The two coupler devices include different numbers of prongs for plugging to computer facilities having different socket openings.
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