Welcome Laptop AC Adapter Hp ProBook 4420s adapter Replacement for Hp ProBook 4420s Laptop AC Adapter Find other parts of Hp ProBook 4420s: Hp ProBook 4420s Laptop AC Adapter 29.99GBPProBook 4420s laptop Keyboard 29.99GBPProBook 4420s DVD Burner 29.99GBP Item Code: ProBook 4420s Laptop AC Adapter Special Price: 29.99GBP Brand new with 1 year warranty!