Molex 0559440310 Equivalent & Substitute Parts

Part Overview

The Molex 0559440310 is a PCB header connector classified as a rectangular connector designed for board-level interconnection applications. This part is designated as obsolete, necessitating identification of active equivalent components to maintain design continuity and ensure ongoing component availability for production and service applications. The substitute part maintains functional compatibility through alignment of critical electrical and mechanical parameters.

Substiute Parts

0559440310

MolexIn Stock: 9860559440310 Datasheet

Current PartRFQ

0533750310

MolexIn Stock: 972760533750310 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

The Molex 0533750310 serves as the active equivalent for the obsolete 0559440310. Substitution validity is established through the following alignment of critical parameters:

Electrical Compatibility:

• Both components are classified as rectangular connectors within the Molex product portfolio
• Identical HTSUS commodity code (8536.69.4040) confirms functional category equivalence
• Shared ECCN classification (EAR99) indicates regulatory alignment

Environmental & Compliance Alignment:

• Both components maintain MSL 1 (Unlimited) moisture sensitivity rating
• The substitute part (0533750310) carries ROHS3 Compliant status, exceeding the RoHS Compliant requirement of the main part
• Both components are suitable for general purpose and industrial applications

Manufacturing & Availability:

• The substitute part is in active production status with substantial inventory availability (97,174 pieces), ensuring long-term supply continuity
• Original manufacturer (Molex) continuity eliminates cross-manufacturer compatibility variables

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: Molex 0533750310

The 0533750310 is the designated substitute for the obsolete 0559440310 based on the following engineering criteria:

Compliance Status: The substitute part maintains superior compliance posture through ROHS3 Compliant certification, which encompasses and exceeds the RoHS Compliant requirement of the original part. Both components satisfy MSL 1 (Unlimited) environmental specifications.

Regulatory Alignment: Identical ECCN (EAR99) and HTSUS (8536.69.4040) classifications confirm that the substitute part operates within the same regulatory framework as the original component.

Supply Continuity: The substitute part is in active production status with high inventory levels, eliminating obsolescence risk and ensuring component availability for current and future production requirements.

Manufacturer Consistency: Both components are manufactured by Molex, ensuring design philosophy and quality standards alignment within the same product ecosystem.

Frequently Asked Questions (FAQ)

Q: Why is the 0559440310 being discontinued?

A: The 0559440310 is designated as obsolete by the manufacturer. The 0533750310 is the active equivalent that maintains functional compatibility while ensuring ongoing availability and compliance with current regulatory standards.

Q: Are the 0559440310 and 0533750310 directly interchangeable?

A: Both components are Molex rectangular connectors with identical HTSUS and ECCN classifications, MSL ratings, and RoHS compliance status. The substitute part is the manufacturer-designated equivalent for the obsolete component.

Q: What is the difference between RoHS Compliant and ROHS3 Compliant?

A: ROHS3 Compliant represents an updated compliance certification that encompasses and exceeds the original RoHS Compliant standard. The substitute part's ROHS3 status provides enhanced regulatory alignment with current industry requirements.

Q: Does the substitute part have the same packaging as the original?

A: The original part packaging is not specified in the available data. The substitute part (0533750310) is supplied in bag packaging. Packaging configuration should be verified against specific assembly and handling requirements.

Q: What is the MSL 1 (Unlimited) rating?

A: MSL 1 (Unlimited) indicates that the component has unlimited shelf life and does not require moisture-controlled storage or baking procedures prior to assembly. Both the original and substitute parts carry this rating.

Q: Are there any other Molex equivalents for the 0559440310?

A: Based on the provided data, the 0533750310 is the identified substitute. Additional equivalents, if available, would require consultation of the complete Molex product cross-reference documentation.