Profile: T.J. Assemblies is a producer of bobbins, coil forms and electronic components for the coil winding & electronic industries. Our product line includes vertical and horizontal printed circuit transformer bobbins, pot core bobbins, transformer bobbins with flat terminals, vertical toroid mounts, round core bobbins, non-terminated bobbins, phenolic bobbins & wire pins. We provide bobbins for motors, relays, transformers, chokes and ballasts. We specialize in thermoplastic components which include wire pins, stamped and rivets.