The QMC-CRYODPLX-0218LNM from Quantum Microwave is a Bias Tee with Frequency 2 to 18 GHz, Max. Voltage 50 V, Max Current 225 mA, Insertion Loss 0.5 dB, Return Loss -15 dB. Tags: Module with Connector, Cryogenic. More details for QMC-CRYODPLX-0218LNM can be seen below.