The CTN-500-1 from MECA is a Coaxial Termination with N Type Male connectors. It operates from DC to 2 GHz and can handle up to 500 W of power (5000 W Peak Power). The termination does require a heat sink to operate to specification. It has a VSWR of 1.2:1 and weighs 12.1oz. The termination operates at temperatures ranging for -55 deg C to +85 deg C and is RoHS compliant.