Plusnet Hub One UK Power Supply 12Vdc 1.5A Output OL0262

Type: Power Adapter to suit UK 3 pin wall socket. Output Power: 18W. Output Connector size PLEA SE NOTE! These are compatible with Jack Socket Models: O.D. 5.5mm x I.D. 2.1mm or 2.5mm – they incorporate a spru ng design feature inside the connector jack plug, which closes to 2.1mm and opens to 2.5mm as required so it will connect with both sizes automatically.

eBay