The PDM-41-3G SQ from Crane Aerospace & Electronics is a Space Qualified Power Divider with Frequency 2 to 4 GHz, Insertion Loss 0.6 dB, Isolation 18 dB, Input Power 0.01 to 1 W, Amplitude Balance 0.6 dB. Tags: Module with Connectors, Wilkinson. More details for PDM-41-3G SQ can be seen below.