The AE1000L9209 from Anatech Electronics is a Low Pass RF Filter with Frequency DC to 1 GHz, 3 dB Cutoff Frequency 1 GHz, Insertion Loss 1 dB, Rejection 30 to 40 dB, Power 600 W. Tags: Module with Connector, Lumped Component Filter. More details for AE1000L9209 can be seen below.