The WA1488 from Weinschel Associates is a coaxial termination that operates from DC to 40 GHz. It can handle up to 50 W of average power and peak power of up to 200 watts. This termination is matched to 50 Ohms and has a VSWR of 1.6:1. It is available in a module that measures 157 X 38.1 mm with 2.92 mm (M/F) connectors.