T3328504U is a circular DIN connector from Amphenol's signalmate® C091 (M16 Size) family of industrial connectors. The connector is part of a modular series available in multiple configurations (M16 A, M16 B, M16 D, M16 D+, and M16 Q variants) with various coupling systems including threaded, bayonet, and quicklock options. Key technical characteristics include operating voltage up to 300V per IEC 60664-1, operating temperature range of -40°C to +100°C, and environmental protection ratings up to IP69K when mated, with excellent EMI shielding capability for power and signal integrity. The connector supports multiple position configurations and current ratings dependent on the specific variant and position count. These connectors are widely used in measuring instruments, equipment, and 4G/5G mobile radio networks where reliable environmental protection and signal integrity are essential.