WTB120SAD9SY-3

Headers, Receptacles, Female Sockets Overview

The WTB120SAD9SY-3 is a rectangular MIL-spec receptacle connector from the AirBorn W Series, manufactured by Molex. It features 120 positions arranged in two rows with a 2.54 mm pitch. Designed for board mount installation, it utilizes through-hole termination and gold-plated copper alloy socket contacts. The housing is constructed from Polyphenylene Sulfide (PPS), supporting a rated current of 5 A and voltage of 1 kV. Operating temperatures range from -65 C to +125 C, with an insulation resistance of 5 GOhms.

Headers, Receptacles, Female Sockets Feature Summary

• Complies with MIL-DTL-55302 military specifications for high-reliability interconnects
• Features gold-plated copper alloy socket contacts for durable signal transmission
• Utilizes Polyphenylene Sulfide (PPS) housing for thermal stability
• Supports vertical through-hole board mounting with straight orientation

Headers, Receptacles, Female Sockets Applications

• Military avionics systems
• Radar equipment interfaces
• Communication subsystems
• Test and measurement instrumentation

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific suffix against official datasheets to confirm polarization and guide set configurations. Ensure compatibility with mating plugs regarding MIL-DTL-55302 standards. Confirm RoHS compliance status and environmental certifications prior to procurement. Validate that the 120-position density meets system requirements without mechanical interference.

Headers, Receptacles, Female Sockets Selection Notes

Select this component when high-density connections are required in harsh environments. The 2.54 mm pitch allows for standard PCB layouts while maintaining robust electrical performance. Consider the PPS material properties for applications involving elevated temperatures up to 125 C. Ensure mating connectors match the socket configuration and polarization settings.

Headers, Receptacles, Female Sockets Part Context

This part belongs to the AirBorn W Series, a line of rectangular connectors designed for demanding applications. The series is known for its reliability in military and aerospace sectors. The WTB120SAD9SY-3 represents a high-count variant within this family, offering extensive I/O capabilities in a compact form factor suitable for panel or board integration.

Headers, Receptacles, Female Sockets Replacement Considerations

M55302/60-C120Y is a documented alias for this component. Verify cross-compatibility with other MIL-DTL-55302 compliant connectors from different manufacturers. Ensure physical dimensions and contact arrangements match before substitution.