WTA20SACJTA

Overview

The WTA20SACJTA is a rectangular MIL-Spec connector from the AirBorn W Series, manufactured by Molex. It is a straight receptacle with 20 positions arranged in two rows. The component features socket contacts made of copper alloy with gold plating, designed for solder cup termination on printed circuit boards. It operates within a temperature range of -65°C to +125°C and supports a current rating of 5 A per contact. The housing is constructed from Polyphenylene Sulfide (PPS), providing an insulation resistance of 5 GOhms.

Feature Summary

• Straight receptacle design compatible with MIL-DTL-55302 standards
• Gold-plated copper alloy socket contacts for reliable signal transmission
• Polyphenylene Sulfide (PPS) housing material for thermal stability

Applications

• Military avionics systems
• Ruggedized electronic enclosures
• High-reliability board-to-board interconnects

Procurement Notes

Verify the specific suffix against official datasheets to confirm terminal type and orientation. Ensure compatibility with mating plugs regarding contact gender and hardware orientation. Confirm RoHS compliance status through manufacturer documentation before integration into regulated assemblies.

Selection Notes

Select this part for applications requiring high-density I/O in constrained spaces. The 2.54 mm pitch allows for compact layouts while maintaining robust mechanical connections. Verify that the 5 A current rating meets system requirements and that the operating temperature range aligns with environmental conditions.

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 termination options, ensuring flexibility for diverse military and industrial applications requiring durable interconnect solutions.

Replacement Considerations

M55302/64-A20J is a confirmed public substitute part number.