WTB70SAD9SY-B82-1

Overview

The WTB70SAD9SY-B82-1 is a rectangular MIL-DTL-55302 series connector manufactured by Molex / AirBorn. It is a board mount receptacle featuring 70 positions arranged in two rows with a 2.54 mm pitch. The component utilizes socket contacts made of copper alloy with gold plating, terminated via through-hole soldering. Constructed with a polyphenylene sulfide (PPS) body, it supports a current rating of 5 A and a voltage rating of 1 kV. Operating temperatures range from -65 C to +125 C, with an insulation resistance of 5 GOhms.

Feature Summary

• Compliant with MIL-DTL-55302 military specifications for rugged performance
• Features gold-plated copper alloy socket contacts for reliable conductivity
• Constructed with polyphenylene sulfide housing for thermal stability

Applications

• Military avionics systems
• Ruggedized electronic equipment
• Board-to-board interconnects in harsh environments

Procurement Notes

Verify the specific suffix against official manufacturer documentation to confirm exact physical dimensions and guide set configurations. Ensure compatibility with mating plugs within the same series. Confirm RoHS compliance status directly with the supplier as regulatory requirements may vary by production batch.

Selection Notes

Select this component when high-density interconnection is required in space-constrained military applications. The dual-row configuration maximizes circuit density while maintaining standard 2.54 mm spacing. Verify that the through-hole termination method aligns with the target PCB manufacturing capabilities and mechanical stress requirements.

Part Context

This part belongs to the AirBorn W Series, designed for demanding environments requiring strict adherence to military standards. The series offers various contact counts and mounting options, providing flexibility for complex system integration while ensuring consistent electrical performance across diverse operational conditions.

Replacement Considerations

Cross-reference with M55302/58-C70Y equivalents. Verify pinout orientation and mounting ear specifications before substitution.