WTB70SAD9SY-B82-5

Overview

The WTB70SAD9SY-B82 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 gold-plated copper alloy socket contacts and a Polyphenylene Sulfide (PPS) body. Designed for through-hole termination, it supports a current rating of 5 A and a voltage rating of 1 kV. The operating temperature range spans from -65 °C to +125 °C, with an insulation resistance of 5 GOhms.

Feature Summary

• Compliant with MIL-DTL-55302 military specifications for rugged reliability
• Features gold-plated copper alloy female contacts for stable signal transmission
• Constructed with Polyphenylene Sulfide housing for thermal stability
• Includes guide sets and mounting ears for secure board installation

Applications

• Military avionics systems requiring high-density interconnects
• Ruggedized electronic equipment operating in extreme temperatures
• Board-to-board connections in defense communication hardware

Procurement Notes

Verify the specific suffix B82 against official datasheets to confirm tail length and guide set configuration. Ensure compatibility with mating plugs within the same W Series family. Confirm RoHS compliance status via manufacturer certificates before integration into regulated assemblies.

Selection Notes

Select this part for applications requiring straight, dual-row receptacles with through-hole termination. Verify that the 70-position count matches the circuit requirements. Ensure the PCB layout accommodates the specified 2.54 mm pitch and mounting ear dimensions for proper mechanical fixation.

Part Context

This component belongs to the AirBorn W Series, a line of rectangular connectors designed for demanding environments. The series offers various contact counts and orientations, providing standardized interfaces for military and aerospace applications where durability and consistent performance are critical.

Replacement Considerations

Equivalent parts include M55302/60-B70X. Verify pinout orientation and physical dimensions against the original design to ensure interchangeability without modifying the host board.

FAQ

What is the contact gender for the WTB70SAD9SY-B82?

The WTB70SAD9SY-B82 features socket (female) contacts.

Does this connector support right-angle mounting?

No, the WTB70SAD9SY-B82 is designed for straight, vertical board mounting.