WTB120PR7J

Overview

The WTB120PR7J is a rectangular MIL-Spec connector from the AirBorn W Series, manufactured by Molex. It functions as a board mount plug with 120 positions arranged in two rows. The component utilizes through-hole termination and features male pin contacts plated with gold. Constructed with a Polyphenylene Sulfide (PPS) housing and copper alloy contacts, it operates within a temperature range of -65°C to +125°C. Rated for 5 A current and 1 kV voltage, it adheres to MIL-DTL-55302 standards with a 2.54 mm pitch.

Feature Summary

• Compliant with MIL-DTL-55302 military specifications for high-reliability applications
• Features gold-plated copper alloy pin contacts for durable signal transmission
• Utilizes Polyphenylene Sulfide (PPS) insulation for thermal stability

Applications

• Military avionics systems requiring rugged interconnects
• High-density electronic equipment installations
• Board-to-board connection modules in defense electronics

Procurement Notes

Verify the specific suffix against official manufacturer documentation to confirm exact tail length and polarization settings. Ensure compatibility with mating receptacles regarding MIL-DTL-55302 standards. Confirm RoHS compliance status directly with the supplier, as environmental declarations may vary by production batch or region.

Selection Notes

Select this part for applications demanding high pin counts in a dual-row configuration. Verify that the PCB layout supports through-hole mounting and the required 2.54 mm spacing. Ensure the operating environment remains within the specified -65°C to +125°C range and does not exceed the 1 kV voltage rating.

Part Context

This component belongs to the AirBorn W Series, designed for mission-critical environments. It provides a robust solution for dense circuit connections. The series is characterized by its push-pull coupling mechanism and standardized dimensions, ensuring interchangeability with other compliant connectors in military and aerospace sectors.

Replacement Considerations

Cross-reference with M55302/60-C120Y-3 or similar MIL-DTL-55302 equivalents. Verify mechanical fit and electrical ratings before substitution.