Molex 0366330043 Rectangular Connector - Equivalent & Substitute Parts

Part Overview

The Molex 0366330043 is a through-hole, right-angle rectangular connector header designed for board-to-cable/wire applications. This connector features 14 positions arranged in 2 rows with a 0.165" (4.20mm) pitch and shrouded 4-wall design. The part is classified as obsolete, making identification of functionally equivalent active alternatives essential for ongoing production and maintenance applications.

Substiute Parts

0366330043

MolexIn Stock: 8560366330043 Datasheet

Current PartRFQ

0874271402

MolexIn Stock: 89010874271402 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete Molex 0366330043 is determined by strict equivalence across the following critical parameters:

• Connector Type & Contact Configuration: Header with male pins
• Position Count & Row Arrangement: 14 positions in 2 rows
• Pitch Specifications: 0.165" (4.20mm) mating pitch and row spacing
• Mounting & Orientation: Through-hole, right-angle configuration
• Shrouding Design: Shrouded 4-wall construction
• Termination Method: Solder termination
• Contact Materials & Finish: Brass with tin plating
• Insulation Specifications: Polyamide (PA46), Nylon 4/6 material
• Compliance Standards: UL94 V-0 flammability rating, ROHS3 compliance

The substitute part Molex 0874271402 maintains identical electrical and mechanical specifications across all these parameters, ensuring direct functional compatibility.

Parameter Comparison

Engineering Selection Recommendations

The Molex 0874271402 is the direct functional equivalent for the obsolete 0366330043. Both parts are manufactured by Molex within the Mini-Fit Jr 87427 series and maintain identical electrical and mechanical specifications. The 0874271402 carries active product status with current manufacturing support, whereas the 0366330043 is obsolete.

Selection of the 0874271402 is supported by:

• Identical connector architecture, pitch, and position configuration
• Matching contact materials, finishes, and insulation specifications
• Equivalent compliance certifications (UL94 V-0, ROHS3)
• Identical moisture sensitivity level (MSL 1)
• Availability in tray packaging for production quantities

The substitute part is suitable for direct replacement in applications requiring the 14-position, 4.20mm pitch Mini-Fit Jr header connector with right-angle through-hole mounting.

Frequently Asked Questions (FAQ)

Q: Can the Molex 0874271402 be used as a direct replacement for the 0366330043?

A: Yes. Both parts are identical in electrical and mechanical specifications, including connector type, position count, pitch, mounting orientation, shrouding design, contact materials, and compliance ratings. The 0874271402 is the active production equivalent.

Q: What is the primary difference between these two part numbers?

A: The 0366330043 is obsolete with no current manufacturing support. The 0874271402 is the active equivalent with current production availability and tray packaging.

Q: Are the pitch and row spacing specifications identical?

A: Yes. Both parts feature 0.165" (4.20mm) mating pitch and 0.165" (4.20mm) row spacing, ensuring identical mating interface geometry.

Q: Do both parts meet the same compliance standards?

A: Yes. Both parts are UL94 V-0 rated, ROHS3 compliant, and carry MSL 1 (Unlimited) moisture sensitivity level.

Q: What packaging is available for the substitute part?

A: The 0874271402 is supplied in tray packaging, suitable for production and assembly operations.

Q: Are the contact materials and finishes the same?

A: Yes. Both parts use brass contacts with tin plating on the mating surface, ensuring equivalent electrical performance and reliability.

Q: Can these connectors be used interchangeably in existing designs?

A: Yes. The identical specifications across all critical parameters ensure direct interchangeability in applications designed for the Mini-Fit Jr 87427 series 14-position header connector.