The 50T-686 from JFW Industries is an RF Termination that operates from DC to 3 GHz. It can handle an average input power of 100 W, a peak input power of 1000 W (1-microsecond pulse), and has a VSWR of less than 1.15:1. This termination has an operating temperature range from -55°C to +125°C, is conduction-cooled and must be mounted to a heatsink or cooling plate. It is available in a module that measures 2.36 x 2.00 x 1.06 inches with N-type or SMA connectors.