Interfab Electronics [I] Pvt. Ltd. Supplies Single Sided/ Double Sided/ Multi Layer Circuit Boards. Interfab Electronics [I] Pvt. Ltd. Is an ISO 9001:2000 accredited company that manufactures PCB Assemblies, Printed Circuit Board Assemblies, Hybrid Micro Circuits, Surface Mount Technology [SMT], etc. Single Sided/ Double Sided/ Multi Layer Circuit Boards is used to mechanically support and electrically connect electronic components using conductive pathways, tracks or traces etched from copper sheets laminated onto a non-conductive substrate. The Single Sided/ Double Sided/ Multi Layer Circuit Boards find applications in commercial, industrial, Defence areas. The Single Sided/ Double Sided/ Multi Layer Circuit Boards are available in variety of thickness, fine line widths and many more details to suit end application.