M20-9981345

Headers, Male Pins Overview

The M20-9981345 is a vertical pin header from the Harwin M20 series, designed for through-hole board-to-board or cable connections. It features 26 positions arranged in a dual in-line (DIL) configuration with two rows. The connector utilizes a 2.54mm pitch and square male pins made of brass with gold plating. Rated for 3A current per contact, it operates within a temperature range of -40°C to 105°C. The housing is constructed from black nylon 6T with UL94 V-0 flammability rating.

Headers, Male Pins Feature Summary

• Vertical DIL design for compact stacking
• Gold-plated square male pins for reliable contact
• Cuttable construction for custom lengths
• High-temperature resistant nylon insulation

Headers, Male Pins Applications

• Board-to-board interconnects
• Cable-to-board connections
• Industrial control systems
• Telecommunications equipment

Headers, Male Pins Procurement Notes

Verify the specific part number against official Harwin documentation to confirm the 26-position count and gold plating finish. Ensure compatibility with mating sockets regarding stack height and pin length specifications before integration into the final assembly design.

Headers, Male Pins Selection Notes

Select this component when a high-density, vertically oriented header is required for robust electrical connections. The gold plating offers superior corrosion resistance compared to tin variants, making it suitable for environments where long-term reliability is critical despite higher costs.

Headers, Male Pins Part Context

This part belongs to the M20 series, known for its versatility in mixed signal applications. The M20-9981345 specifically addresses needs for larger channel counts in a standard 2.54mm footprint, providing a balance between density and ease of manual handling during assembly processes.

Headers, Male Pins Replacement Considerations

Direct substitutes include other Harwin M20 headers with identical 26-pin DIL configurations and gold finishes, such as M20-9982645 if available. Verify mechanical dimensions and termination style match before substitution.