The D-1040-8 from ET Industries is a Power Divider with Frequency 10 to 40 GHz, Insertion Loss 3.6 dB, Isolation 14 to 20 dB, Input Power 20 W, Amplitude Balance ± 0.9 dB. Tags: Module with Connectors, Stripline Power Divider. More details for D-1040-8 can be seen below.