BL 4 42 G

Headers, Receptacles, Female Sockets Overview

The BL 4 42 G is a PCB receptacle connector manufactured by Fischer Elektronik. It features a through-hole mounting style with a 2.54 mm (0.100 inch) pin spacing. The component has 42 contacts arranged in two rows. The contact material is copper, and the plating is gold. It is designed for board-to-board or wire-to-board applications.

Headers, Receptacles, Female Sockets Feature Summary

• Stamped contact spring design with fork contact geometry
• Through-hole mounting for secure PCB attachment
• Gold-plated contacts for reliable electrical performance

Headers, Receptacles, Female Sockets Applications

• Board-to-board interconnections
• Wire-to-board connections
• General electronic circuit assemblies

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific ordering suffix to confirm contact plating thickness and insulation material properties. Ensure the required current rating and voltage specifications align with the application requirements before procurement. Confirm that the through-hole footprint matches the target PCB design.

Headers, Receptacles, Female Sockets Selection Notes

Select this connector when a 42-position, dual-row header is required for through-hole assembly. Consider the fork contact design for mating compatibility with corresponding pins. Evaluate the operating temperature range and environmental conditions against the component specifications.

Headers, Receptacles, Female Sockets Part Context

This part belongs to the BL series of connectors from Fischer Elektronik. The series offers various pin counts and configurations for different electronic assembly needs. The BL 4 42 G specifically provides a high-density connection option within this product line.

Headers, Receptacles, Female Sockets Replacement Considerations

Check for alternative designs such as BL 2 42 G or other variants within the BL series. Verify mechanical dimensions and electrical ratings before substituting. Ensure compatibility with existing mating components and PCB layouts.