The PDM-40-250 from Crane Aerospace & Electronics is a Power Divider with Frequency 10 to 500 MHz, Insertion Loss 0.8 to 1.25 dB, Isolation 25 to 30 dB, Input Power 2 W, Amplitude Balance 0.2 to 0.4 dB. Tags: Module with Connectors, Lumped Element Power Divider. More details for PDM-40-250 can be seen below.