Jai Mata Electronics supplies Printed Circuit Board- PCB Mounting Bobbins. Jai Mata Electronics manufactures high quality Transformer Bobbins, PCB Mountable and Plastic Parts for Electronics. The Printed Circuit Board- PCB Mounting Bobbins is available in black colour. The Printed Circuit Board- PCB Mounting Bobbins are useful in printed circuit board for electronic purposes. The Printed Circuit Board 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.