WTA40PD9JTB

Headers, Male Pins Overview

The WTA40PD9JTB is a rectangular MIL Spec connector from the AirBorn W Series, manufactured by Molex. It is a straight plug with 40 positions arranged in two rows. The component features gold-plated copper alloy pin contacts and a polyphenylene sulfide (PPS) housing. Designed for board mount installation via through-hole soldering, it supports a wire gauge of 22 AWG. Electrical ratings include a current capacity of 5 A and a voltage rating of 1 kV. The unit operates within a temperature range of -65 C to +125 C, maintains an insulation resistance of 5 GOhms, and utilizes a 2.54 mm pitch.

Headers, Male Pins Feature Summary

• Compliant with MIL-DTL-55302 standards for military-grade reliability
• Constructed with durable PPS plastic housing material
• Features gold-plated contacts for corrosion resistance
• Designed for vertical through-hole board mounting

Headers, Male Pins Applications

• Military electronic systems
• Aviation instrumentation interfaces
• Ruggedized industrial control panels
• Defense communication equipment

Headers, Male Pins Procurement Notes

Verify the specific suffix against official datasheets to confirm exact termination style and jackset configuration. Ensure compatibility with mating receptacles within the same W Series family. Confirm RoHS compliance status and lead times directly with authorized distributors. Validate that the 22 AWG wire gauge requirement aligns with system harness specifications before finalizing procurement orders.

Headers, Male Pins Selection Notes

Select this model for applications requiring high-density interconnects in harsh environments. The 40-position count suits complex signal routing needs. Verify that the straight mounting angle fits the enclosure constraints. Ensure the through-hole termination method matches the PCB fabrication capabilities. Consider the 5 A current rating when designing thermal management strategies for the circuit board layout.

Headers, Male Pins Part Context

This component belongs to the AirBorn W Series, a line of rectangular connectors designed for demanding applications. The series offers various position counts and termination options. As a product of Molex / AirBorn, it adheres to strict military specifications. The WTA40PD9JTB specifically provides a robust solution for board-to-board or cable-to-board connections where reliability is critical.

Headers, Male Pins Replacement Considerations

Cross-reference with part number M55302/63A40H for potential equivalent specifications. Verify mechanical dimensions and contact arrangement before substitution. Ensure electrical ratings meet or exceed original requirements.