The SB55D4 is a Bias Tee covering frequency range 150 Khz-40000 Mhz. Connectors RFin port 2.92mm female, RFout port 2.92mm female and DC port SMA female. This bias Tee has a high current capability of 2.0 Amps and voltage rating of 50 volts Vdc. Special inductors are used to produce minimum head to handle the high current rating.
Data Sheet: View PDF file for Dimensions and Specifications.