The PCD-100-500-2KSCN40 from Preferred Power Products (P3) is a Dual Directional Coupler with Coupling 40 dB, Coupling Variation ±1.5 dB, Frequency 100 to 500 MHz, Average Power 2 kW, Insertion Loss 0.4 dB. Tags: Module with Connectors. More details for PCD-100-500-2KSCN40 can be seen below.