The RFST50G40K from RF-Lambda is a Termination with Frequency DC to 40 GHz, Power 50 W, Peak Power 0.2 kW, Operating Temperature -40 to 85 Degree C, Storage Temperature -55 to 125 Degree C. Tags: Module with Connectors, Coaxial Termination. More details for RFST50G40K can be seen below.