Molex 0850039009 96-Position DIN Connector Header Equivalent & Substitute Parts

Part Overview

The Molex 0850039009 is a 96-position DIN connector header designed for backplane applications with male pins, gold plating, and right-angle through-hole mounting. This component is classified as obsolete, making equivalent substitute parts necessary for ongoing system maintenance, repairs, and new designs requiring compatible alternatives.

The primary function of this connector is to provide a reliable interface for high-density signal and power distribution in industrial and telecommunications equipment. Substitutes must maintain electrical and mechanical compatibility across the 96-position, 3-row configuration with 0.100" pitch spacing.

Substiute Parts

0850039009

MolexIn Stock: 7680850039009 Datasheet

Current PartRFQ

09031646921

HARTINGIn Stock: 1151509031646921 Datasheet

MFR RecommendedRFQ

09033642921

HARTINGIn Stock: 81909033642921 Datasheet

MFR RecommendedRFQ

09033647921

HARTINGIn Stock: 71409033647921 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the Molex 0850039009 is determined by strict alignment with the following core parameters:

• Connector Configuration: 96 positions, 3 rows, Style C, 64 positions loaded
• Pitch Spacing: 0.100" (2.54mm) — mandatory for PCB footprint compatibility
• Mounting Method: Through-hole, right-angle orientation
• Termination Type: Solder connection
• Compliance Standards: UL94 V-0 flammability rating, ROHS3 compliance, MSL 1

All three substitute parts listed below meet these core substitution criteria. Variations in contact finish, Level/Class designation, and optional features (such as board lock mechanisms) represent secondary differences that do not prevent functional substitution in applications where the main part was originally specified.

Parameter Comparison

Engineering Selection Recommendations

All three HARTING DIN 41612 connector headers are active, in-stock alternatives to the obsolete Molex 0850039009. Selection among these substitutes depends on application-specific requirements:

HARTING 09031646921 — Recommended as the primary substitute when Level/Class 2 performance is required and operating temperature specification is not critical. This part maintains the closest electrical classification to the original Molex component.

HARTING 09033642921 — Suitable for applications requiring Level/Class 1 performance with board lock mechanical retention. Provides specified operating temperature range (-55°C ~ 125°C) and 2A current rating, offering enhanced thermal and electrical documentation.

HARTING 09033647921 — Appropriate for applications requiring Level/Class 3 performance with board lock retention. Includes full operating temperature and current rating specifications, providing the highest contact reliability classification among the substitutes.

All three substitutes comply with ROHS3 regulations, maintain UL94 V-0 flammability certification, and carry MSL 1 moisture sensitivity rating, ensuring regulatory and environmental compatibility with the original specification.

Frequently Asked Questions (FAQ)

Q: Can HARTING DIN 41612 connectors directly replace the Molex 0850039009 on existing PCBs?

A: Yes. All three HARTING substitutes maintain identical pitch spacing (0.100"), position count (96 positions, 64 loaded), row configuration (3 rows), and right-angle through-hole mounting geometry. PCB footprints are mechanically compatible without modification.

Q: What is the difference between Level/Class 1, 2, and 3 designations?

A: Level/Class refers to contact reliability classification under DIN 41612 standards. Class 1 provides basic contact performance, Class 2 provides intermediate performance, and Class 3 provides the highest contact reliability. Selection depends on application signal integrity and current-carrying requirements.

Q: Do the HARTING substitutes include the mounting clips featured on the Molex original?

A: HARTING 09031646921 does not specify mounting features. HARTING 09033642921 and 09033647921 include board lock mechanisms for mechanical retention, which provide equivalent or enhanced mechanical security compared to the original mounting clips.

Q: Are all substitutes RoHS3 compliant?

A: Yes. All three HARTING alternatives are ROHS3 compliant with MSL 1 moisture sensitivity rating, matching the environmental and regulatory status of the Molex 0850039009.

Q: Which substitute should be selected if operating temperature specification is critical?

A: HARTING 09033642921 and HARTING 09033647921 both specify -55°C ~ 125°C operating temperature range, matching the original Molex component. HARTING 09031646921 does not provide operating temperature specification and should be verified with the manufacturer if temperature performance is application-critical.