HARWIN 4 mm Grounding Contact Titanium Copper Alloy Surface Mount 3A Gold Plating S1791-42R

HARWIN S1791-42R 4 mm Grounding Contact is a robust titanium copper alloy grounding contact designed for surface mount PCB applications with a current rating of 3A. This product features gold-plated contacts which ensure superior conductivity and resistance to corrosion, making it suitable for critical electrical grounding and RFI shielding tasks.

The contact's compact dimensions of 4 mm height, 2.05 mm width, and 7 mm length facilitate installation in limited spaces, especially in blindmate and high-density PCB layouts. Its C-shaped spring design provides excellent spring characteristics with both wiping and sliding action compatibility, ensuring secure and consistent contact with mating metal surfaces or shields.

These grounding contacts are optimized for automated manufacturing processes using standard placement equipment, enhancing production efficiency. The multi-directional spring versions in the series allow versatile PCB edge connections in various orientations.

Typical industrial applications include point-of-sale tracking systems, home entertainment devices, industrial process control, mobile power units, and motion control assemblies where reliable grounding and EMI/RFI mitigation are essential.

The product is offered in new condition and adheres to no specific standards or approvals, emphasizing practical and dependable use rather than certification-bound applications. Manufactured using titanium copper alloy for durability and performance.

Gold plating on contacts to provide excellent electrical conductivity and corrosion resistance. Designed for surface mount fixing on PCBs. Compact 4 mm height facilitates use in space-constrained environments. Current rating of 3A suitable for low power grounding applications.

Spring design suitable for both wiping and sliding contact types. Supports automated placement for scalable manufacturing. Ideal for industrial, commercial, and consumer electronics grounding needs. Explore the complete HARWIN range of Grounding Contacts and electronic components on EnvMart to find compatible parts for your projects and applications.