WTB70PR9SY-1

Headers, Male Pins Overview

The WTB70PR9SY-1 is a rectangular MIL-Spec connector from the AirBorn W Series, manufactured by Molex. It functions as a right-angle board mount plug with 70 positions arranged in two rows. The component utilizes through-hole termination for male pin contacts made of copper alloy with gold plating. Designed to meet MIL-DTL-55302 standards, it features a polyphenylene sulfide (PPS) housing and supports a 2.54 mm pitch. Electrical ratings include a current capacity of 5 A and a voltage rating of 1 kV, with an insulation resistance of 5 GOhms. The operating temperature range spans from -65 C to +125 C.

Headers, Male Pins Feature Summary

• Complies with MIL-DTL-55302 military specifications for rugged reliability
• Features right-angle mounting configuration for space-constrained PCB layouts
• Utilizes gold-plated copper alloy contacts for enhanced conductivity and corrosion resistance

Headers, Male Pins Applications

• Military and defense electronic systems
• Aviation and aerospace instrumentation
• Ruggedized industrial control equipment

Headers, Male Pins Procurement Notes

Verify the specific suffix designation against official Molex documentation to ensure correct polarization and guide set configuration. Confirm RoHS compliance status and lead times directly with the manufacturer or authorized distributors, as availability may vary. Cross-reference the part number alias M55302/57A70Y if sourcing equivalents. Ensure that the right-angle orientation matches the mechanical design requirements of the target printed circuit board assembly prior to procurement.

Headers, Male Pins Selection Notes

Select this component when a high-density interconnect solution is required for board-to-board connections in harsh environments. The 70-position count and dual-row layout provide significant signal density within a compact footprint. Consider the right-angle form factor for efficient spatial utilization. Verify that the 5 A current rating and 1 kV voltage withstand capability align with the system's electrical load requirements. Ensure compatibility with standard through-hole soldering processes and appropriate mating receptacles from the same series.

Headers, Male Pins Part Context

This connector belongs to the AirBorn W Series, a line of rectangular connectors designed for demanding applications. The series is characterized by its adherence to strict military standards, ensuring performance under extreme conditions. As a product of Molex, it integrates advanced manufacturing capabilities with established reliability protocols. The WTB70PR9SY-1 specifically addresses needs for robust, high-pin-count interconnections in sectors where failure is not an option.

Headers, Male Pins Replacement Considerations

The part number alias M55302/57A70Y represents the same component under the MIL-DTL-55302 nomenclature. When substituting, verify that any alternative source maintains identical dimensional tolerances, contact plating thickness, and material specifications to ensure mechanical and electrical compatibility.