The RWPSHT28D180 from RF-Lambda is a Waveguide Phase Shifter with Frequency 26.5 to 40 GHz, Insertion Loss 0.23 dB, Power 10 to 200 W, Operating Temperature -40 to 85 Degree C, Storage Temperature -55 to 125 Degree C. More details for RWPSHT28D180 can be seen below.