RC422-128-201-39FT

Headers, Receptacles, Female Sockets Overview

The AirBorn RC422-128-201-39FT is a board-to-board and mezzanine connector from the RC Series, manufactured by Molex. It features a 1.91 mm (0.075 in) pitch with 128 positions arranged in a 4-row configuration. The unit utilizes gold-plated beryllium copper contacts housed in a polyphenylene sulfide (PPS) shell. Rated for 3 A current and 750 V voltage, it operates between -65 C and +125 C. The connector employs a press-fit installation style with an insulation resistance of 5 GOhms.

Headers, Receptacles, Female Sockets Feature Summary

• Stackable board-to-board architecture designed for high-density interconnects
• Robust mechanical retention achieved through press-fit termination technology
• High-reliability electrical performance supported by gold contact plating

Headers, Receptacles, Female Sockets Applications

• High-density electronic assemblies requiring vertical stacking
• Industrial control systems demanding reliable signal transmission
• Aerospace and defense equipment operating in extreme temperatures

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific suffix 'FT' against official Molex documentation to confirm thread or guide specifications. Ensure the selected variant matches the required column count and profile dimensions for your PCB layout. Cross-reference the manufacturer part number directly with the datasheet to avoid substitution errors due to minor suffix variations.

Headers, Receptacles, Female Sockets Selection Notes

Select this component when a 128-position, four-row interface is required for rigid board connections. The 1.91 mm pitch accommodates standard trace spacing while maintaining high pin density. Consider the press-fit requirement for PCB hole preparation and the thermal limits of the PPS housing during assembly processes.

Headers, Receptacles, Female Sockets Part Context

This connector belongs to the AirBorn RC Series, known for rectangular military-grade reliability adapted for commercial applications. The RC422 model line provides versatile options for board-to-board linking. The specific designation indicates a standardized footprint within the broader family of high-performance interconnect solutions.

Headers, Receptacles, Female Sockets FAQ

What is the contact material used in this connector?

The contacts are made of beryllium copper with a gold plating finish.

Does this connector support stackable configurations?

Yes, the design allows for stackable board-to-board and mezzanine connections.