10/20PCS DC-012 015 021 099 Vertical Series DC Power Jack 5.5x2.1mm 5.5*2.5mm Female Plug Socket Adapter Panel Mount Connector
https://www.vogueparade.com/shopping/EN/5/10/1005003392054189/1020pcs-dc-012-015-021-099-vertical-series-dc-power-jack-55x21mm-5525mm-female-plug-socket-adapter-panel-mount-connector//