IP67 sealed 3.5 mm phone jack
The SJ-3553A-SMT-TR-67 is a 5-conductor TRRRS phone jack from the CUI Devices SJ series, accepting a standard 3.50 mm mini plug. Rated 1 A at 12 VDC with gold-plated contacts, the jack includes an IP67 seal and a mounting tab for panel-secured applications.
SJ series position count contrast
Within the SJ-35 family, the SJ-3553A-SMT-TR-67 carries 5 contacts with no internal switch, while the SJ-3552B-MSMT-TR-67 and SJ-3551B-MSMT-TR-67 each add a single switch contact for 6 total contacts — the mating diameter, current rating, and IP67 rating are shared across the three.