The PS4-51-452/12S from Pulsar Microwave is a Power Divider with Frequency 1000 to 27000 MHz, Insertion Loss 4.5 dB, Isolation 15 dB, Input Power 10 W, Amplitude Balance 0.8 dB. Tags: Module with Connectors. More details for PS4-51-452/12S can be seen below.