M20-9981846

Headers, Male Pins Overview

The M20-9981846 is a vertical pin header from the Harwin M20 series, featuring 36 positions in a dual-row configuration. It utilizes a 2.54 mm (0.100 inch) pitch and is designed for through-hole termination. The connector employs square male pins made of brass with tin plating, housed in black polyamide (PA6T) insulation rated UL94 V-0. It supports a current rating of 3A per contact and operates within a temperature range of -40°C to +105°C. The assembly includes no shroud and offers stacking heights of 9.94mm, 10.64mm, 11.04mm, or 16.54mm.

Headers, Male Pins Feature Summary

• Dual-row vertical pin header design for board-to-board or cable connections
• Through-hole solder termination with cuttable strip format
• Tin-plated brass contacts ensuring reliable electrical performance
• UL94 V-0 rated polyamide insulation for thermal stability

Headers, Male Pins Applications

• High-density board-to-board interconnects
• Cable-to-board wiring assemblies
• Industrial control system backplanes
• Consumer electronics internal circuitry

Headers, Male Pins Procurement Notes

Verify the specific part number M20-9981846 against official Harwin documentation to confirm the 36-position dual-row specification. Ensure compatibility with mating sockets regarding stacking height options. Check for RoHS compliance status via the manufacturer's environmental statements before final procurement integration.

Headers, Male Pins Selection Notes

Select this component when a high-pin-count, dual-row header is required for vertical mounting. The 2.54 mm pitch ensures standard spacing compatibility. Consider the available stacking heights to accommodate PCB layer thicknesses. Verify that the 3A current rating meets the application's electrical load requirements without derating.

Headers, Male Pins Part Context

This component belongs to the Harwin M20 series, a widely used line of rectangular connectors known for their robust mechanical design and versatile configurations. The M20 series offers various row counts, pin positions, and termination styles, making it suitable for diverse electronic applications requiring reliable signal and power transmission.

Headers, Male Pins Replacement Considerations

Compatible substitutes include other Harwin M20 series headers with identical 36-position dual-row specifications and 2.54 mm pitch. Ensure any replacement matches the through-hole termination type and tin-plated contact finish for direct interchangeability.