ZXY CW1D-T Single Phase AC EMI Power Line Filter 115/250V Noise Suppression with Wire for Consumer Electronics ZXY CW1D-T single phase AC EMI power line filter is designed for 115/250V AC power supply. It acts as a reliable noise suppressor to remove electromagnetic interference and radio frequency noise on power lines. Built with pre-attached wires, this filter cleans up power disturbances, reduces voltage spikes and high-frequency clutter, protecting your consumer