SL 11 139 21 G

Headers, Male Pins Overview

The SL 11 139 21 G is a single-row male pin header connector manufactured by Fischer Elektronik. It features a 0.100 inch (2.54 mm) pitch and contains 21 positions designed for through-hole mounting. The contacts are constructed from copper-tin alloy with a tin plating thickness of 157.5 µin (4.00 µm). The mating contact length measures 0.319 inches (8.10 mm), while the post contact length is 0.118 inches (3.00 mm). The total contact length is 0.547 inches (13.90 mm). The insulator height is 0.110 inches (2.80 mm), utilizing polyamide (PA46) material. The component is currently active in production.

Headers, Male Pins Feature Summary

• Single-row male pin configuration for reliable board-to-board or wire-to-board interconnection
• Through-hole mounting style ensures secure mechanical attachment to printed circuit boards
• Tin-plated copper-tin contacts provide corrosion resistance and stable electrical conductivity

Headers, Male Pins Applications

• General electronic equipment interconnections
• Industrial control system wiring
• Consumer electronics assembly

Headers, Male Pins Procurement Notes

Verify the specific part number SL 11 139 21 G against official Fischer Elektronik documentation to confirm pin count, pitch, and termination type. Ensure compatibility with mating connectors regarding contact dimensions and insulation height. Check for any specific environmental ratings or RoHS compliance status required for your application before finalizing procurement orders.

Headers, Male Pins Selection Notes

Select this connector when a single-row, 21-position male header with a standard 2.54 mm pitch is required. Consider the through-hole mounting requirement and the specific contact length specifications for mating compatibility. Verify that the polyamide insulation material meets the thermal and mechanical requirements of the target environment.

Headers, Male Pins Part Context

The SL 11 139 series represents a line of precision-engineered pin headers from Fischer Elektronik. These components are designed for demanding applications requiring robust connectivity. The series offers various pin counts and configurations, all maintaining consistent pitch and contact characteristics for standardized integration into electronic assemblies.

Headers, Male Pins Replacement Considerations

Direct substitutes must match the 21-pin count, 2.54 mm pitch, single-row male format, and through-hole termination. Verify contact material and plating thickness to ensure equivalent performance. Cross-reference with Fischer Elektronik's official substitution lists for compatible alternatives.