Acer Aspire DC Power Jack Connector: 3650, 3660, 3680, 5040, 5050, 5570, 5570Z
Acer Extensa DC Power Jack Connector: 3000, 4200, 4220, 4620
Acer TravelMate DC Power Jack Connector: 4200, 4220

Packard Bell Easynote DC Power Jack Connector: TJ75, TJ 75, MS2288