The FMCP1002 from Fairview Microwave is a Dual Directional Coupler with Coupling 50 dB, Coupling Variation ± 0.5 dB, Frequency 20 to 500 MHz, Average Power 500 W, Insertion Loss 0.2 dB. Tags: Module with Connectors. More details for FMCP1002 can be seen below.