The STL 410 from Crane Aerospace & Electronics is a Limiter with Frequency 0.350 to 0.5 GHz, CW Flat Leakage 20 dBm, CW Flat Leakage 0.1 W, CW Input Power 2 W, CW Input Power 33.01 dBm. Tags: Connectorized, Drop In. More details for STL 410 can be seen below.