Dubi-gefe kewaye allon ne yafi warware da kewaye hadaddun zane da kuma yanki gazawar, a bangarorin biyu na hukumar shigar da aka gyara, biyu-Layer ko Multi-Layer wiring.Duble-gefe PCBs ana amfani da su sau da yawa a cikin sayar da inji, cellphones, UPS tsarin. , amplifiers, tsarin haske, da dashboards na mota.PCBs masu gefe biyu sun fi kyau don aikace-aikacen fasaha mafi girma, ƙananan da'irori na lantarki, da hadaddun da'irori.Aikace-aikacen sa yana da faɗi sosai kuma farashin yana da ƙasa.