The WR42 Standard from Sector Microwave Industries is a Waveguide Switch with Frequency 18 to 26.5 GHz, Insertion Loss 0.1 dB, Isolation 60 dB, Supply Voltage -54 to 32 V, Current 0.5 to 1.5 A. Tags: Motorized. More details for WR42 Standard can be seen below.