The CSDZ-10SH-2.5G SQ from Crane Aerospace & Electronics is a Space Qualified Coupler with Frequency 2.3 to 2.7 GHz, Frequency Sensitivity ±0.15 dB, Coupling 10.1 dB, Coupling Variation ±0.5 dB, Power 150 W. Tags: Surface Mount. More details for CSDZ-10SH-2.5G SQ can be seen below.