The Curtis Industries F1100BB03 RFI Filter is a reliable and high-quality unit designed to remove unwanted radio frequency interference from power supplies. With a frequency range of 50/60 Hz and a voltage of 250 VAC, this filter is suitable for various industrial and commercial applications. Additionally, this product comes in a quantity of 3 units, making it convenient for multiple use scenarios. With the trusted brand of Curtis Industries, you can be assured of the performance and durability of this RFI filter.