CleanSweep® patented power line noise filters block EMI on real life power lines (both common mode and differential mode) and, uniquely, in ground, from reaching your sensitive equipment. This AP series CleanSweep® AC EMI filters work for equipment that consumes up to 3A. Above 3A you may want to consider our AL series; above 10A – AF series CleanSweep® filters. AP series CleanSweep EMI filters are well-suited for providing clean power to test equipment, instrumentation, small equipment and appliances (up to 300W on 120V lines; 600W on 250V lines).