The PS4-43/NF from MCLI is a Power Divider with Frequency 500 to 1500 MHz, Insertion Loss 1.3 dB, Isolation 17 dB, Input Power 30 W, Amplitude Balance 0.4 dB. Tags: Module with Connectors, Stripline Power Divider. More details for PS4-43/NF can be seen below.