The ADC1530CSIH from Admotech is a Coaxial Type Circulator that operates from 1500 to 3000 MHz. It has an insertion loss of less than 0.7 dB and provides an isolation of over 16 dB. This circulator can handle up to 50 W of input power and has a VSWR of less than 1.38:1. It is available as a surface-mount device and can be used for commercial-grade applications.