The SW1-005020AI4NF from Narda-MITEQ is a RF Switch with Frequency 500 MHz to 2 GHz, Insertion Loss 1.7 dB, Isolation 75 dB, Supply Current 35 to 70 mA, Control Voltage -12, 12 V. Tags: Module with Connectors, Solid State. More details for SW1-005020AI4NF can be seen below.