Quantic PMI Model No. LM-1G18G-15-3W-500WP-SFF is a high-power limiter that operates over the 1.0 to 18.0 GHz frequency range. This model can handle an input power of 3 Watts CW and 500 Watts peak. It is housed within a compact 1.00" x 1.00" x 0.40" package outfitted with field replaceable SMA female connectors. COTS availability. https://www.quanticpmi.com/product-details/lm-1g18g-15-3w-500wp-sff