M20-9963845

Headers, Male Pins Overview

The Harwin M20-9963845 is a vertical pin header connector from the M20 series, designed for through-hole mounting. It features a single row with 38 positions and a mating pitch of 0.100 inches (2.54mm). The contacts are made of brass with gold plating to ensure reliable signal transmission. Rated at 3A per contact, it supports operating temperatures ranging from -40°C to +105°C. The housing is constructed from black nylon, meeting UL94 V-0 flammability standards. This component utilizes a push-pull fastening mechanism and is intended for board-to-board or cable applications.

Headers, Male Pins Feature Summary

• Push-pull fastening mechanism for secure connection retention
• Gold-plated brass contacts for enhanced conductivity and corrosion resistance
• High-temperature resistant nylon insulation rated UL94 V-0
• Vertical orientation suitable for direct PCB integration

Headers, Male Pins Applications

• Board-to-board interconnections
• Cable-to-board connections
• General electronic equipment internal wiring
• Industrial control system interfaces

Headers, Male Pins Procurement Notes

Verify the specific part number against official Harwin documentation to confirm current availability status, as supply chain conditions may vary. Ensure that the selected variant matches the required row count and pin configuration for your design. Cross-reference datasheet specifications regarding thermal performance and mechanical durability before finalizing procurement decisions to guarantee compatibility with operational environments.

Headers, Male Pins Selection Notes

Select this connector when a single-row, high-density vertical header is required for robust mechanical locking. The push-pull feature distinguishes it from standard snap-fit headers, offering improved retention in vibration-prone environments. Consider the 3A current rating and temperature range to ensure suitability for the target application's electrical and thermal loads without requiring derating.

Headers, Male Pins Part Context

This component belongs to the Harwin M20 series, which provides a range of versatile pin headers for various connectivity needs. The M20 series is characterized by its modular design options, allowing for different row counts and contact configurations. The M20-9963845 specifically addresses applications requiring a 38-position single-row layout with secure fastening capabilities.

Headers, Male Pins Replacement Considerations

Direct substitutes within the same series include M20-9963846, which shares identical mechanical and electrical characteristics but may differ in packaging or minor manufacturing updates. Always verify cross-references using official Harwin interchange guides to ensure functional equivalence.