The 2478-037-G001-1 from Delta Electronics Manufacturing Corp. is a RF Connector with Frequency DC to 12.4 GHz, Connector Length 0.4 mm, Operating Temperature -65 to 165 Degree C, Voltage Rating 250 to 600 V, VSWR 1.25:1, 1.62:1. Tags: Standard. More details for 2478-037-G001-1 can be seen below.