313862020

Headers, Male Pins Overview

The Molex 31386-2020 is a MX123 series automotive header featuring 56 positions in a four-row configuration. It utilizes a 2.54 mm pitch and operates within a temperature range of -40°C to +125°C. Rated for 500 V and 11 A, this shrouded male connector employs through-hole termination with silver-plated contacts. Constructed from thermoplastic resin, it ensures reliable vertical installation for high-density automotive circuit applications.

Headers, Male Pins Feature Summary

• High-density 56-position interconnect capability via a compact four-row layout
• Shrouded housing design provides mechanical protection and alignment stability
• Silver-plated contact surfaces ensure robust conductivity and corrosion resistance
• Through-hole mounting facilitates secure PCB attachment for automotive environments

Headers, Male Pins Applications

• Automotive electronic control unit (ECU) signal distribution
• Vehicle sensor interface connections
• Power distribution modules in automotive systems
• Actuator and switch circuit interconnections

Headers, Male Pins Procurement Notes

Verify the specific part number suffix against official Molex documentation to confirm exact plating thickness and material certifications. Ensure compatibility with mating connectors within the MX123 series. Confirm that the selected component meets the required RoHS compliance standards for your target market. Cross-reference the thermal rating requirements with your system's operational environment to guarantee long-term reliability under specified load conditions.

Headers, Male Pins Selection Notes

Select this component when high pin density is required within constrained automotive spaces. The four-row arrangement maximizes connection capacity while maintaining a manageable footprint. Verify that the 2.54 mm pitch aligns with your PCB trace spacing capabilities. Consider the shrouded design for improved assembly tolerance and reduced risk of misalignment during mating processes in production lines.

Headers, Male Pins Part Context

This component belongs to the MX123 series, designed specifically for demanding automotive applications. The series emphasizes durability and high current handling within compact form factors. It supports various row configurations to accommodate different circuit densities. The product line focuses on providing reliable interconnect solutions for vehicle electronics requiring strict environmental and electrical performance standards.

Headers, Male Pins Replacement Considerations

Consult official Molex substitution guides for verified equivalents. Ensure any replacement maintains identical pin count, pitch, and mounting style. Verify that alternative parts meet the same voltage and current ratings. Confirm compatibility with existing tooling and mating hardware before implementation.