ETD49 PCB mount transformer. Horizontal ETD49 10+10 pins coil former. Parallel Distance=41.0mm. Pin distance=5.0mm. Bobbin Size=57.0mmX54.6mmX41mm. ETD49 electronic transformer has strong anti-interference, high impedance, distributed capacitance, attenuation of low transmission, etc. Mainly used in fax machines and PBX.