The 100024252 from Telegartner is a RF Surge Protector with Frequency 380 to 512 MHz, Insertion Loss 0.1 dB, Operating Temperature -30 to 100 Degree C, Return Loss 23 dB, Surge Current 50 kA. Tags: Quarter-Wave Shorting Stub (QWS). More details for 100024252 can be seen below.