Equivalent & Substitute Parts: Molex 0747540427

Part Overview

The Molex 0747540427 is a 1X4 SFP+ pluggable connector with polyimide insulation, classified as a Position Connector within the 74754 series. This component is currently listed as obsolete, necessitating identification of active equivalent parts to maintain design continuity and ensure ongoing component availability for new production and field service applications.

Substiute Parts

0747540427

MolexIn Stock: 7570747540427 Datasheet

Current PartRFQ

0747548427

MolexIn Stock: 11490747548427 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete Molex 0747540427 is determined by alignment across the following critical parameters:

Manufacturer Consistency: Both the main part and substitute part are manufactured by Molex, ensuring design compatibility and supply chain continuity within the same product ecosystem.

Series Alignment: Both components belong to the 74754 series, confirming functional and mechanical compatibility at the platform level.

Connector Category: Both parts are classified as Pluggable Connectors, maintaining the same functional role within the assembly.

SFP+ Configuration: Both parts support 1X4 SFP+ connectivity, preserving the electrical interface requirements.

Compliance Standards: Both parts maintain RoHS Compliance and MSL 1 (Unlimited) ratings, ensuring regulatory and environmental compatibility.

Product Status Transition: The substitute part (0747548427) holds Active product status, providing long-term availability and manufacturing support compared to the obsolete main part.

Parameter Comparison

Engineering Selection Recommendations

The Molex 0747548427 serves as the active equivalent for the obsolete Molex 0747540427 based on the following engineering criteria:

Regulatory Compliance: Both parts maintain RoHS Compliance certification, satisfying environmental and regulatory requirements for current manufacturing standards.

Moisture Sensitivity Alignment: Both components carry MSL 1 (Unlimited) classification, indicating identical moisture handling and storage requirements.

Series Continuity: Membership in the 74754 series ensures mechanical and electrical compatibility within the connector platform.

Product Lifecycle Status: The substitute part holds Active product status, providing assured long-term availability, manufacturing support, and technical documentation compared to the obsolete main part.

Functional Equivalence: Both parts support identical 1X4 SFP+ connectivity specifications, maintaining electrical interface compatibility.

The substitute part incorporates enhanced features including EMI shielding, Through Hole Right Angle mounting, and Press-Fit termination, which represent design improvements over the obsolete configuration while maintaining core functional compatibility.

Frequently Asked Questions (FAQ)

Q: Why is the Molex 0747540427 being discontinued?

A: The Molex 0747540427 has reached end-of-life status and is classified as obsolete. The Molex 0747548427 represents the active equivalent within the 74754 series, providing continued support and availability.

Q: Are the main part and substitute part electrically compatible?

A: Both parts support 1X4 SFP+ connectivity and maintain identical RoHS Compliance and MSL 1 (Unlimited) ratings. The substitute part is designed as a functional equivalent within the same product series.

Q: What are the key differences between the two parts?

A: The substitute part (0747548427) specifies Through Hole Right Angle mounting with Press-Fit termination and includes EMI shielding features. The main part (0747540427) is classified as a Position Connector without detailed mounting specifications. Both maintain identical electrical and compliance characteristics.

Q: Can I use the substitute part as a direct replacement in existing designs?

A: The substitute part belongs to the same 74754 series and maintains equivalent electrical specifications. Design validation should confirm that the specified mounting type (Through Hole, Right Angle) and termination method (Press-Fit) are compatible with the target application.

Q: What is the inventory status for these parts?

A: The obsolete main part (0747540427) has 704 pieces in stock. The active substitute part (0747548427) has 1044 pieces in stock, providing greater availability for new orders and production requirements.

Q: Are there any compliance or certification differences?

A: Both parts maintain identical RoHS Compliance status and MSL 1 (Unlimited) moisture sensitivity ratings. The substitute part carries ECCN EAR99 and HTSUS 8538.90.8180 classifications for export and tariff purposes.