The APD-4-3D13D5-40W-SFF from PMI RF is a 4 way power divider that operates from 3.1 to 3.5 GHz. It has an insertion loss of less then 0.45 dB, isolation of over 23 dB and can handle up to 40 watts of power. The divider has SMA female connectors and each port is matched to 50 ohms.
