This is a SR BTS 3.81mm connector assembly featuring a 5-pin RA plug, commonly used for electronic and communication device connections.
You can click on the BUY or RFQ button to purchase 399090031 from an authorized MOLEX / WALDOM distributor.
You can download the 399090031 datasheet or visit the MOLEX / WALDOM website for support.
MOLEX / WALDOM