The ZA3CS-400-3W from Mini Circuits is a Power Divider with Frequency 2 to 400 MHz, Insertion Loss 0.5 to 1.2 dB, Isolation 17 to 25 dB, Input Power 10 W, Amplitude Balance 0.15 dB. Tags: Module with Connectors. More details for ZA3CS-400-3W can be seen below.