The ACLM4603 from Cobham Signal & Control Solutions is a Limiter with Frequency 1.2 to 1.4 GHz, CW Flat Leakage 14 dBm, CW Flat Leakage 0.02 W, Flat Leakage 0.02 W, Flat Leakage 14 dBm. Tags: Module with Connectors. More details for ACLM4603 can be seen below.