The 4317B-2 from Narda-MITEQ is a Power Divider with Frequency 18 to 26.5 GHz, Insertion Loss 1 dB, Isolation 15 dB, Input Power 30 W, Amplitude Balance 0.5 dB. Tags: Module with Connectors, Reactive Power Divider. More details for 4317B-2 can be seen below.