The 2H6NBS-3S from Renaissance Electronics is a Space-Qualified Drop-In Isolator that operates from 5.4646 to 5.5646 GHz. It provides more than 20 dB of isolation, has an insertion loss of less than 0.5 dB, and a VSWR of 1.25:1. This isolator is available as a drop-in module that measures 0.50 x 0.50 x 0.21 inches and is designed for satellite and space applications.