Pcb transformers 2 x 115v 12va blore bowron a3028 high quality british made dual primary winding 2x115v 12va pcb mounting mains transformer from blore bowron producing 2x24v secondary voltage suitable for connecting in series parallel or centre tap giving a wide range of output voltage and current combinations blore bowron a3028 pcb transformer 115v115v 12va 24v24v