RC442-128-321-4100

Headers, Receptacles, Female Sockets Overview

The AirBorn RC442-128-321-4100 is a board-to-board and mezzanine connector from the R Series. It features a 128-position configuration with four rows and a 1.91 mm (0.075 in) pitch. The component utilizes press-fit termination for secure board mounting. Electrical ratings include a current capacity of 3 A and a voltage rating of 750 V. The contacts are gold-plated beryllium copper, housed in polyphenylene sulfide (PPS). It operates within a temperature range of -65 C to +125 C and maintains an insulation resistance of 5 GOhms.

Headers, Receptacles, Female Sockets Feature Summary

• Stackable design for multi-layer board interconnects
• Press-fit termination for reliable PCB mounting
• Gold-plated beryllium copper contacts for conductivity
• Polyphenylene sulfide housing for thermal stability

Headers, Receptacles, Female Sockets Applications

• High-density electronic assemblies
• Mezzanine card interconnections
• Board-to-board signal transmission
• Rugged rectangular connector systems

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific suffix codes against official Molex documentation to confirm exact pin count, row configuration, and termination style. Ensure compatibility with mating connectors in the same series. Confirm RoHS compliance status and any recent product change notifications prior to procurement.

Headers, Receptacles, Female Sockets Selection Notes

Select this model for applications requiring high-density interconnects with robust mechanical retention. The press-fit option eliminates soldering requirements. Verify that the 128-position layout fits the available board space. Consider the 750 V rating for appropriate electrical isolation needs.

Headers, Receptacles, Female Sockets Part Context

This part belongs to the AirBorn R Series, known for rugged rectangular connectors. The RC prefix typically denotes board-to-board or mezzanine variants. The series is designed for demanding environments, offering high cycle life and reliable performance in compact form factors.

Headers, Receptacles, Female Sockets Replacement Considerations

No public confirmed substitute part numbers are available in the provided data. Consult Molex engineering for cross-reference options if this specific configuration is unavailable.