The ACLM-4903 from Cobham Signal & Control Solutions is a Limiter with Frequency 200 MHz to 1 GHz, CW Flat Leakage 14 dBm, CW Flat Leakage 0.025 W, Input Power 47.7 to 50 dBm, Input Power 60 to 100 W. Tags: Module with Connectors. More details for ACLM-4903 can be seen below.