The PE20DV1059 from Pasternack Enterprises Inc is a Power Divider with Frequency 1 to 40 GHz, Insertion Loss 2.2 dB, Isolation 19 dB, Input Power 20 W, Amplitude Balance ±0.2 to 0.5 dB. Tags: Module with Connectors, Wilkinson Power Divider. More details for PE20DV1059 can be seen below.