BL 18 141 21

Headers, Receptacles, Female Sockets Overview

The Fischer Elektronik BL 18 141 21 is a single-row socket header connector designed for through-hole PCB mounting. It features a 2.54 mm pitch spacing and provides 21 contacts. The contact material consists of beryllium copper alloy, while the sleeve utilizes a CuZn alloy. Both contact types are gold-plated to ensure reliable signal transmission. The connector is straight-oriented, facilitating vertical board connections in electronic assemblies requiring robust mechanical stability and consistent electrical performance.

Headers, Receptacles, Female Sockets Feature Summary

• Single-row configuration with 21 positions
• Gold-plated beryllium copper contacts
• Through-hole straight mounting style

Headers, Receptacles, Female Sockets Applications

• General-purpose electronic assemblies
• Industrial control systems
• Consumer electronics hardware

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific order number against the required pin count and orientation. Confirm that the through-hole mounting style matches the target PCB layout. Ensure compatibility with mating header pins from the same series. Check for any specific handling requirements during assembly.

Headers, Receptacles, Female Sockets Selection Notes

Select this component when a 21-position single-row connection is required. The 2.54 mm pitch is standard for many legacy and modern designs. Beryllium copper offers good spring properties. Gold plating supports repeated mating cycles. Verify space constraints on the PCB for the straight profile.

Headers, Receptacles, Female Sockets Part Context

This part belongs to the BL 18 141 series of rectangular connectors. The series offers various contact counts. All variants share the 2.54 mm pitch specification. The design focuses on durability and ease of assembly. It serves as a standard interface solution in Fischer Elektronik's portfolio.

Headers, Receptacles, Female Sockets Replacement Considerations

Direct substitutes must match the 21-pin count and 2.54 mm pitch. Verify identical mounting style and row configuration. Cross-reference contact materials if environmental conditions differ. Consult manufacturer cross-reference lists for approved alternatives.