Dell WD19S Docking Station with 180W Power Supply (Refurbished): Amazon.co.uk: Computers & Accessories
MMOBIEL DC Power Jack Dock Connector Flex Cable Replacement Compatible with Dell XPS 15 9550 9560 P56F Precision 5510 Series : Amazon.co.uk: Computers & Accessories
Dell XPS 15 9550 Docking Station
Dell XPS 9550 9560 9570 9590 Precision 5510, 5520, 5530 DC port 64TM0 – Black Cat PC - Providing Dell Parts Since 1998