M20-7862042R

Overview

The M20-7862042R is a 20-position female receptacle connector from the Harwin M20 series. It features a 2.54 mm (0.1 in) pitch and is designed for surface mount technology (SMT). The component is a single-row, straight vertical socket assembly with dual entry capability, allowing connection from both top and bottom sides of the printed circuit board. The contacts are manufactured from phosphor bronze and feature gold plating to ensure reliable electrical performance.

Feature Summary

• Dual entry design supports connections from both top and bottom PCB surfaces
• Surface mount construction ensures secure attachment to circuit boards
• Gold-plated phosphor bronze contacts provide durable conductivity

Applications

• Board-to-board interconnects requiring dual-sided access
• High-density electronic assemblies utilizing SMT processes
• Industrial control systems needing robust vertical connectors

Procurement Notes

Verify the specific suffix 'R' against the manufacturer's official documentation to confirm it denotes the correct reel packaging or variant configuration. Ensure compatibility with standard reflow soldering profiles and check for any RoHS compliance updates directly from Harwin before finalizing procurement plans.

Selection Notes

Select this component when a single-row vertical socket with 2.54 mm pitch is required. The dual entry feature is critical for designs needing flexible cable routing from either side of the board. Confirm that the 20-position count matches the circuit requirements and that the surface mount footprint aligns with the PCB layout.

Part Context

This part belongs to the M20 series of headers and wire housings by Harwin Inc. The series is characterized by its compact size and high reliability. The M20-7862042R specifically represents a 20-contact variant within this lineup, offering a standardized solution for vertical interconnections in modern electronics manufacturing.

Replacement Considerations

M20-7862042