The Qualtek Electronics part 851-05/005 is a highly efficient power line filter that operates at a frequency of either 50Hz or 60Hz. With a maximum current rating of 5A and a voltage rating of 250VAC, this filter is designed to effectively remove noise and interference from power lines, ensuring cleaner and more reliable power supply.Featuring a sturdy construction, the filter is equipped with solder lug terminals and a flange mount for easy and secure installation. Its compact design makes it suitable for various applications where space is limited. Whether you need to enhance the performance of your electronic devices or mitigate electromagnetic interference in your power lines, the Qualtek Electronics 851-05/005 power line filter is a reliable solution that guarantees smooth and uninterrupted power supply.