The LM-218-14-200W-SMF-OPT10M18G from Quantic PMI (Planar Monolithics) is a Limiter with Frequency 10 MHz to 18 GHz, Flat Leakage 0.025 W, Flat Leakage 14 dBm, Peak Input Power 53.01 dBm, Peak Input Power 200 W. Tags: Module with Connectors. More details for LM-218-14-200W-SMF-OPT10M18G can be seen below.