The PSX29Q03W from Nuvotronics, Inc. is a Waveguide Combiner / Divider with Frequency 27.5 to 31 GHz, Power 80 W (CW), Amplitude Balance ±0.1 to ±0.2 dB, Phase Balance ±0.2 to ±1 dB, Insertion Loss 0.4 to 0.5 dB. More details for PSX29Q03W can be seen below.