M20-9771142

Headers, Male Pins Overview

The Harwin M20-9771142 is a single-row, vertical pin header connector from the M20 series. It features an 11-position layout with a 2.54 mm (0.1 inch) pitch. Designed for through-hole mounting, it utilizes brass contacts with gold plating on the mating interface and tin termination. The housing is constructed from black nylon rated UL 94 V-0. The connector supports board-to-board or cable connections, offering a 5.8 mm mating pin height and a current rating of 3 A per contact.

Headers, Male Pins Feature Summary

• Vertical single-row design for direct PCB integration
• Gold-plated brass contacts ensure reliable signal transmission
• High-temperature resistant nylon housing meets UL 94 V-0 standards
• Through-hole solder termination for secure mechanical fixation

Headers, Male Pins Applications

• Board-to-board interconnections in electronic assemblies
• Cable-to-board wiring harness connections
• General-purpose signal routing in industrial equipment

Headers, Male Pins Procurement Notes

Verify the specific contact plating configuration against official datasheets, as suffix variations may indicate different termination finishes such as tin-only options. Confirm that the 5.8 mm mating height aligns with the target connector's pin length requirements to ensure proper engagement without mechanical stress during assembly.

Headers, Male Pins Selection Notes

Select this component when a vertical, single-row through-hole header is required for 2.54 mm pitch applications. Ensure the 11-position count matches the circuit design. Consider the gold-plated mating surface for environments requiring low contact resistance and corrosion resistance, while verifying that the through-hole footprint fits within the available PCB area constraints.

Headers, Male Pins Part Context

This part belongs to the Harwin M20 series, which provides a range of rectangular connectors for various mounting styles and row configurations. The M20 series is characterized by its robust construction and compatibility with standard 2.54 mm spacing systems, allowing for flexible integration into diverse electronic platforms requiring reliable interconnect solutions.

Headers, Male Pins Replacement Considerations

Compatible substitutes include other 11-position, 2.54 mm pitch vertical pin headers from manufacturers such as Samtec or Molex, provided they match the through-hole termination style and UL 94 V-0 housing material specifications.

Headers, Male Pins FAQ

What is the mating pin height for this connector?

The specified mating pin height is 5.8 mm.

Is the housing material flame retardant?

Yes, the nylon housing is rated UL 94 V-0 for high-temperature resistance and flame retardancy.