M20-9971745

Headers, Male Pins Overview

The M20-9971745 is a vertical pin header connector from the Harwin M20 series, designed for board-to-board or cable applications. It features a 34-position configuration with two rows and a 2.54mm (0.100 inch) pitch. The connector utilizes brass contacts with gold plating on the mating interface and tin plating on the tail pins. Constructed with black polyamide (PA6T) insulation rated UL94 V-0, it supports through-hole solder termination. The unit operates within a temperature range of -40°C to 105°C and provides a current rating of 3A per contact.

Headers, Male Pins Feature Summary

• Features a push-pull locking mechanism for secure connection retention.
• Utilizes square-shaped brass contacts with gold-plated mating surfaces for reliable conductivity.
• Constructed from black PA6T nylon insulation ensuring high thermal stability and flame resistance.

Headers, Male Pins Applications

• Board-to-board interconnections
• Cable-to-board connections
• General electronic equipment assembly

Headers, Male Pins Procurement Notes

Verify component authenticity by cross-referencing the manufacturer part number against official Harwin documentation. Confirm that the specific ordering suffix matches the required contact plating and row configuration. Ensure compliance with RoHS directives and check for any relevant environmental declarations prior to procurement integration.

Headers, Male Pins Selection Notes

Select this component when a high-density, two-row header is required for rigid PCB assemblies. The choice is driven by the need for robust mechanical retention via the push-pull system and the availability of cuttable strip formats. Consider the specific stacking height requirements and the compatibility of the 2.54mm pitch with existing mating socket connectors in the design.

Headers, Male Pins Part Context

This component belongs to the M20 series, which represents a family of versatile rectangular connectors known for their modular design. The series offers various configurations including single and double rows, different contact counts, and multiple mounting styles. The M20-9971745 specifically addresses the demand for high-pin-count, through-hole mounted headers with enhanced locking capabilities.

Headers, Male Pins Replacement Considerations

No public confirmed substitute part numbers are available for this specific model. Designers should consult Harwin directly for potential obsolescence management or alternative series recommendations if this specific 34-position variant becomes unavailable.