The ZPD4K-180400A from ZTS Technologies is a Power Divider with Frequency 18 to 40 GHz, Insertion Loss 2.2 dB, Isolation 18 dB, Input Power 30 W, Amplitude Balance ±0.5 dB. Tags: Module with Connectors, Divider/Combiner. More details for ZPD4K-180400A can be seen below.