Quantic PMI Model PDC-7G12D4G-20-3KW-SMF is a 20 dB directional coupler that operates within the 7 to 12.4 GHz frequency range that features 0.4 dB insertion loss and up to 3 kW peak power handling. Package size measures 1.0" x 0.5" x 0.38" and has SMA connectors.