power-suppress 100eaton Power-suppress 100 Ultra-isolator Noise Suppressors Protect Sensitive Equipment From Electrical Noise Disturbances. Using Exclusive Double Shielding Techniques, The Power-suppress 100 Blocks All Forms Of Electrical Noise Including Radio Frequency Interference (rfi)/electromagnetic Interference (emi), Over A Broad Range Of Frequencies. Furthermore, The Noise Suppression Is Achieved Without Impeding Normal Power Flow. Power-suppress 100 Ultra-isolator Noise Suppressors Can Reduce A 6000-volt Spike To An Insignificant 0.0030 Volt.