The LM-10M35G-15DBM-4W-292FF from Planar Monolithics Industries is a Passive Limiter that operates from 10 MHz to 35 GHz. It can handle a CW input power of up to 25 Watts and peak power of up to 50 W with 1 µs PW, 1% duty cycle. The limiter has a flat leakage power of +18 dBm and an insertion loss of less than 4 dB. It has a typical recovery time of 150 ns and a VSWR of less than 2:1. This limiter is available in a module that measures 0.53 x 0.7 x 0.26 inches with 2.92 (F) removable connectors and can be used in both a connectorized or surface mount format.
