Molex 1731090482 D-Sub Connector Equivalent & Substitute Parts

Part Overview

The Molex 1731090482 is a D-Sub, D-shaped connector classified as an FCT DSUB STR PC RCPT 09 PN with snap features. This component functions as a 9-position connector receptacle for signal transmission applications. The part is currently listed with Obsolete product status, necessitating identification of active equivalent components to maintain design continuity and ensure ongoing component availability for production and field service applications.

Substiute Parts

1731090482

MolexIn Stock: 7451731090482 Datasheet

Current PartRFQ

1731090423

MolexIn Stock: 10591731090423 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the Molex 1731090482 is determined by alignment of the following critical parameters:

Connector Classification Parameters:

• Connector Category: D-Sub, D-Shaped Connectors
• Connector Type: Receptacle, Female Sockets
• Number of Positions: 9
• Base Product Number: 173109 (FCT series family)

Functional Parameters:

• Contact Type: Signal
• Termination Method: Solder
• Mounting Type: Through Hole

Environmental & Compliance Parameters:

• Moisture Sensitivity Level: 1 (Unlimited)
• Operating Temperature Range: -55°C ~ 125°C
• Material Flammability Rating: UL94 V-0

The substitute part Molex 1731090423 shares the identical base product number (173109), connector type, position count, and functional characteristics. Both components are members of the FCT D-Sub connector series and maintain equivalent electrical and mechanical interfaces for direct substitution in applications requiring 9-position D-Sub receptacle connectors.

Parameter Comparison

Engineering Selection Recommendations

The Molex 1731090423 serves as the direct active equivalent for the obsolete Molex 1731090482. Selection of the 1731090423 is supported by the following engineering factors:

Product Status Alignment: The 1731090423 maintains Active product status, ensuring continued availability, manufacturing support, and supply chain reliability. The 1731090482 is classified as Obsolete, creating supply constraints and limiting long-term component sourcing.

Compliance & Certification: The 1731090423 is ROHS3 Compliant and REACH Affected, meeting current regulatory requirements for electronic component manufacturing and distribution. The substitute part carries EAR99 ECCN classification and HTSUS code 8536.69.4040, appropriate for standard commercial connector applications.

Connector Interface Compatibility: Both components share identical connector positioning (9-position, 2-row D-Sub receptacle), contact type (Signal), and base product family (173109 FCT series). The mechanical and electrical interfaces are equivalent, supporting direct board-level substitution without design modification.

Environmental Performance: The 1731090423 operates across the -55°C ~ 125°C temperature range, suitable for industrial and commercial applications. The component carries UL94 V-0 material flammability rating, meeting safety standards for electronic equipment.

Frequently Asked Questions (FAQ)

Q: Can the Molex 1731090423 directly replace the Molex 1731090482 on existing printed circuit boards?

A: Yes. Both components are 9-position D-Sub receptacle connectors within the FCT 173109 series. The mechanical footprint, pin configuration, and electrical characteristics are equivalent. Direct board-level substitution is supported without design modification.

Q: What is the primary reason for substituting the 1731090482?

A: The 1731090482 carries Obsolete product status, indicating discontinued manufacturing and limited inventory availability. The 1731090423 is an Active product with ongoing manufacturing support and supply chain availability.

Q: Are there packaging differences between these components?

A: The 1731090482 packaging specification is not provided in available documentation. The 1731090423 is supplied in Bulk packaging. Confirm packaging requirements with your procurement department for order specification.

Q: Does the 1731090423 meet current regulatory compliance standards?

A: Yes. The 1731090423 is ROHS3 Compliant and REACH Affected, meeting current European and international regulatory requirements for electronic components. The 1731090482 compliance status is not specified.

Q: What is the current inventory status for the substitute part?

A: The Molex 1731090423 has 949 pieces of new original stock currently available. The 1731090482 has 690 pieces in inventory but is classified as Obsolete.

Q: Are the electrical ratings identical between these components?

A: The 1731090423 specifies a 5A current rating and operates at -55°C ~ 125°C. The 1731090482 electrical ratings are not provided in available documentation. Confirm electrical requirements against your application specifications.

Q: What contact finish is used on the 1731090423?

A: The 1731090423 features gold-plated contacts on a copper alloy base material with a tin-plated steel shell. Contact finish specifications for the 1731090482 are not provided.