The 50S-1801 from JFW Industries is a RF Switch with Frequency 30 to 512 MHz, Insertion Loss 0.40 to 0.75 dB, Isolation 50 dB, Power 53 to 53 dBm, Power 200 to 500 W. Tags: Module with Connectors, Solid State. More details for 50S-1801 can be seen below.