The DTHD04-1-4P-L009 is a 1-way sealed receptacle connector from the DTHD series designed for environmentally sealed applications in industrial and commercial transportation systems. It features a 4-contact size with black housing, a sealed flange, and inside mount configuration to provide robust environmental protection in harsh operating conditions. The connector is part of TE Connectivity's DEUTSCH automotive connector portfolio and is commonly used in automotive wiring harnesses, industrial control systems, and transportation equipment where reliable sealed connections are critical for preventing moisture and contaminant ingress.