The 4206-203-M9-PJ from San-tron is a RF Connector with Frequency DC to 50 GHz, Operating Temperature -65 to 165 Degree C, Pin Diameter 0.009 Inches, Voltage Rating 500 VRMS, VSWR 1.10:1, 1.20:1. Tags: Standard. More details for 4206-203-M9-PJ can be seen below.