PMI Model No. LM-1G18G-16-4W-SMF-ROHS-SFF is a coaxial limiter with an operating range of 1.0 to 18.0 GHz. This model has a maximum insertion loss of 2.3 dB at -10 dBm input power, with a maximum VSWR of 2.0:1. This compact unit measures 0.90" x 0.38" x 0.38", and is outfitted with SMA connectors.