Miscellaneous Electronics
DC Power Socket DC-015 Jack 5.5-2.1 MM / 5.5-2.5MM Square Panel Mounting 5.5X2.1MM / 5.5X2.5MM
DC Power Socket DC-015 Jack 5.5-2.1 MM / 5.5-2.5MM Square Panel Mounting 5.5X2.1MM / 5.5X2.5MM
https://www.bizrate.co.uk/miscellaneouselectronics/dc-power-socket-dc-015-jack-oid31404206535.html