The RLPFTBG09 from RF-Lambda is a Low Pass RF Filter with Frequency DC to 9 GHz, Stopband Frequency 18 GHz, Insertion Loss 0.4 dB, Rejection 60 dB @ 18 GHz, Power 60 W. Tags: Module with Connector, Stripline, Suspended Substrate Filter. More details for RLPFTBG09 can be seen below.