Molex 0432238022 Modular Connector - Equivalent & Substitute Parts

Part Overview

The Molex 0432238022 is a Jack Modular Connector with 8p8c (RJ45, Ethernet) configuration, featuring 90° right-angle orientation and unshielded design rated for Cat4 applications. This connector is designed for through-hole mounting with solder termination and includes board lock and panel stop features.

The product is currently classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production or maintenance requirements for systems utilizing this connector.

Substiute Parts

0432238022

MolexIn Stock: 10930432238022 Datasheet

Current PartRFQ

A00-216-260-450

Mercury United Electronics, Inc.In Stock: 4256A00-216-260-450 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the Molex 0432238022 is determined by strict alignment of the following critical parameters:

• Connector type (Jack)
• Contact configuration (8p8c/RJ45)
• Port count (2)
• Orientation (90° right-angle)
• Mounting method (Through Hole)
• Termination type (Solder)
• Shielding classification (Unshielded)
• Contact material and finish (Phosphor Bronze with Gold plating)
• Environmental compliance (RoHS3, REACH Unaffected)

The Mercury United Electronics A00-216-260-450 meets all mandatory substitution criteria. While the substitute part is rated for Cat5 (versus Cat4 for the original), Cat5 rating represents enhanced performance specifications and maintains full backward compatibility with Cat4 applications. Both parts share identical mechanical interfaces, electrical termination methods, and environmental compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

The Mercury United Electronics A00-216-260-450 is the qualified substitute for the obsolete Molex 0432238022. Selection is based on the following engineering criteria:

Compliance & Certification: Both parts maintain ROHS3 compliance and REACH Unaffected status, ensuring regulatory alignment for current manufacturing and distribution requirements.

Product Availability: The substitute part carries Active product status with 4155 units in stock, providing immediate supply chain access compared to the obsolete original part (1002 units remaining).

Mechanical & Electrical Compatibility: Identical connector type, contact configuration, port count, orientation, and termination method ensure direct mechanical and electrical interchangeability without PCB redesign or assembly process modification.

Performance Enhancement: The Cat5 rating of the substitute part exceeds the Cat4 specification of the original, providing superior performance margin for Ethernet applications while maintaining full backward compatibility.

Housing Material Difference: The substitute uses Polybutylene Terephthalate (PBT) versus Polyamide (PA) for the housing. Both materials are glass-filled thermoplastics suitable for the specified operating temperature range (-40°C ~ 85°C) and provide equivalent mechanical durability for through-hole mounting applications.

Frequently Asked Questions (FAQ)

Q: Can the Mercury A00-216-260-450 be used as a direct replacement for the Molex 0432238022 without PCB modifications?

A: Yes. Both connectors share identical mechanical interfaces, pin configurations, mounting footprints, and solder termination requirements. No PCB layout changes are necessary.

Q: What is the significance of the Cat5 rating on the substitute part versus the Cat4 rating on the original?

A: Cat5 represents a higher performance specification for Ethernet applications. A Cat5-rated connector is fully compatible with Cat4 applications and provides enhanced signal integrity margins. This is a performance upgrade, not a compatibility issue.

Q: Are there differences in contact finish thickness between the two parts?

A: Yes. The Molex part specifies 50.0µin (1.27µm) gold plating, while the Mercury part specifies Flash gold plating. Both finishes provide adequate corrosion resistance and electrical conductivity for the application. Flash plating is a thinner, cost-effective alternative that meets electrical performance requirements.

Q: How do the housing materials differ, and does this affect performance?

A: The Molex part uses glass-filled Polyamide (PA/Nylon), while the Mercury part uses glass-filled Polybutylene Terephthalate (PBT). Both are thermoplastic materials with similar mechanical properties, thermal stability, and suitability for the -40°C ~ 85°C operating range. Material selection does not impact electrical performance or mechanical compatibility.

Q: What is the difference in packaging between the two parts?

A: The Molex part is supplied without specified packaging, while the Mercury part is supplied in Tray packaging. Tray packaging is standard for modular connectors and facilitates automated assembly processes.

Q: Are both parts compliant with current environmental regulations?

A: Yes. Both parts are ROHS3 Compliant and REACH Unaffected, meeting current regulatory requirements for electronic component manufacturing and distribution.

Q: Why is the original Molex part classified as obsolete?

A: Product obsolescence typically results from manufacturer discontinuation decisions based on market demand, technology evolution, or product line consolidation. The Mercury substitute provides equivalent functionality with active product status and current supply availability.