M20-7862042

Overview

The M20-7862042 is a 20-position dual-entry surface mount socket assembly from the Harwin M20 series. It features a 2.54 mm (0.1 in) pitch and is designed for vertical board-to-board connections. The component utilizes gold-plated phosphor bronze contacts with 100% tin over nickel termination plating. It is classified as a single inline receptacle suitable for SMT processes.

Feature Summary

• Dual entry capability allowing connection from both top and bottom sides of the PCB
• Vertical orientation design for space-efficient board-to-board integration
• Gold-plated phosphor bronze contacts ensuring reliable signal transmission

Applications

• Board-to-board interconnects requiring vertical mounting
• Surface mount assemblies with limited lateral clearance
• Electronic modules needing dual-sided access to connector pins

Procurement Notes

Verify RoHS compliance status through official manufacturer documentation before procurement. Confirm that the current production lifecycle stage aligns with long-term supply requirements, as obsolescence notifications may apply. Ensure soldering profiles match the specified termination materials for reliable joint formation.

Selection Notes

Select this component when vertical board-to-board connectivity is required with dual-entry flexibility. The 2.54 mm pitch suits standard spacing layouts. Verify that the surface mount form factor fits the available PCB real estate and that the contact material meets environmental durability needs.

Part Context

This part belongs to the M20 series of headers and wire housings manufactured by Harwin. The series is characterized by 2.54 mm pitch connectors designed for various mounting orientations. The M20-7862042 specifically represents a vertical socket variant within this lineup.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided data.