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Headers, Male Pins Overview

The Molex 70551-0038 is a shrouded header connector from the SL Modular Connector System, designed for wire-to-board applications. It features a right-angle through-hole mounting style with a 2.54 mm pitch and four contacts arranged in a single row. The component utilizes a positive locking mechanism to secure retention between headers and receptacles. Surface finish specifications include split plating with 15 microinches of gold on contact areas.

Headers, Male Pins Feature Summary

• Incorporates a positive lock mechanism to ensure secure retention between mating headers and receptacles
• Features a shrouded design that provides polarized orientation for correct mating alignment
• Supports reliable wire-to-board connections through robust PCB retention capabilities

Headers, Male Pins Applications

• Wire-to-board interconnections requiring polarized orientation
• Right-angle PCB mounting scenarios needing secure mechanical retention
• Applications utilizing the SL Modular Connector System architecture

Headers, Male Pins Procurement Notes

Verify the exact part number suffix against official Molex documentation to confirm specific plating thickness and packaging variations. Ensure compatibility with mating receptacles within the SL series. Confirm surface mount or through-hole requirements align with the right-angle design specifications before procurement.

Headers, Male Pins Selection Notes

Select this component when right-angle connectivity and polarization are required for board-level assemblies. The shrouded design prevents incorrect insertion, while the modular system allows for scalable configurations. Evaluate space constraints due to the right-angle profile and verify current ratings against application demands.

Headers, Male Pins Part Context

This header belongs to the SL Modular Connector System, which emphasizes independent contact points and secure locking features. The series supports various pin counts and pitches, offering flexibility for diverse electronic assembly needs while maintaining consistent mechanical performance across the product line.

Headers, Male Pins Replacement Considerations

Substitute parts must match the 2.54 mm pitch, four-contact configuration, and right-angle through-hole form factor. Verify that alternative shrouded headers provide equivalent polarization and locking mechanisms to ensure functional interchangeability without redesigning the PCB footprint.

Headers, Male Pins FAQ

What is the primary function of the shroud on this connector?

The shroud provides polarization to ensure correct mating orientation and protects the contacts during insertion.

How does the locking mechanism operate?

It uses a positive lock to secure retention between the header and the corresponding receptacle.