Molex 0334826388 Rectangular Connector Plug Housing – Equivalent & Substitute Parts

Part Overview

The Molex 0334826388 is a 12-position rectangular connector plug housing from the MX150 33482 series, designed for free-hanging in-line applications. This component features a sealed design with male blade contacts and crimp termination, utilizing a locking ramp fastening mechanism. The housing is constructed from Syndiotactic Polystyrene (SPS) with glass reinforcement and is finished in black.

This part is currently active in production with 709 units in stock. Substitute parts are available to accommodate alternative material specifications, color requirements, and enhanced environmental compliance certifications while maintaining full electrical and mechanical compatibility.

Substiute Parts

0334826388

MolexIn Stock: 7400334826388 Datasheet

Current PartRFQ

0334826202

MolexIn Stock: 24070334826202 Datasheet

Parametric EquivalentRFQ

0334826262

MolexIn Stock: 16790334826262 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the Molex 0334826388 are qualified based on strict equivalence across the following critical parameters:

Electrical Compatibility:

• Connector type (Plug)
• Contact type (Male Blade)
• Number of positions (12)
• Pitch (0.138" / 3.50mm)
• Number of rows (2)
• Contact termination method (Crimp)

Mechanical Compatibility:

• Mounting type (Free Hanging In-Line)
• Fastening type (Locking Ramp)
• Series designation (MX150 33482)
• Sealed feature

Allowable Variations:

• Housing color (Black to Gray)
• Insulation material composition (SPS to Polyamide/Nylon with SPS)
• Operating temperature range (when specified)
• Compliance certifications (RoHS3, REACH status)
• Moisture Sensitivity Level (MSL)

All substitute parts maintain identical form factor, pin configuration, and functional interface with mating components.

Parameter Comparison

Engineering Selection Recommendations

Primary Part Selection (0334826388): The Molex 0334826388 is the specified component and remains the first choice when black housing color is a design requirement or when the original part number is mandated by engineering documentation.

Substitute Selection (0334826202 or 0334826262): Both substitute parts are functionally equivalent and interchangeable with the main part across all electrical and mechanical interfaces. Selection between substitutes should be based on:

1. Compliance Requirements: Both substitutes carry ROHS3 compliance and REACH Unaffected status, providing enhanced regulatory alignment compared to the main part where compliance status is not specified.

2. Environmental Specifications: Both substitutes specify an operating temperature range of -40°C to 150°C, providing explicit thermal performance documentation.

3. Inventory Availability: Part 0334826202 offers the highest stock level (2392 units), followed by 0334826262 (1631 units), compared to the main part (709 units).

4. Color Consideration: Gray housing in substitute parts may be acceptable where color is not a critical design parameter or where gray finish is compatible with system aesthetics.

5. Material Composition: Substitute parts incorporate Polyamide (PA) Nylon in addition to SPS, providing alternative material properties while maintaining sealed housing integrity.

All three parts share identical ECCN (EAR99) and HTSUS (8538.90.6000) classifications.

Frequently Asked Questions (FAQ)

Q: Are the substitute parts 0334826202 and 0334826262 fully compatible with the original 0334826388?

A: Yes. All three parts maintain identical electrical and mechanical specifications across connector type, contact configuration, pitch, position count, mounting method, and fastening mechanism. They are direct functional equivalents within the MX150 33482 series.

Q: What is the primary difference between the main part and the substitutes?

A: The main differences are housing color (black versus gray), insulation material composition (SPS only versus SPS with Polyamide/Nylon), and the presence of explicit compliance certifications (ROHS3, REACH status) and operating temperature specifications in the substitute parts.

Q: Can I use a gray housing substitute in an application originally designed for black housing?

A: Color compatibility depends on application requirements. If color is a functional or aesthetic requirement, the black housing of the main part is necessary. If color is not specified as a critical parameter, gray substitutes are mechanically and electrically equivalent.

Q: Do the substitute parts require different contact pins or mating components?

A: No. All three parts use identical 12-position, 3.50mm pitch male blade contact configurations. Existing contact pins and mating female housings are fully compatible across all variants.

Q: What does MSL 1 (Unlimited) mean on the substitute parts?

A: MSL 1 indicates the lowest moisture sensitivity level, meaning the component has unlimited shelf life under standard storage conditions without requiring special moisture control measures.

Q: Are there any performance differences between the SPS-only housing and the SPS with Polyamide/Nylon housing?

A: Both material compositions provide sealed housing integrity and support the same operating temperature range (-40°C to 150°C) as specified for the substitutes. Material selection should align with specific application environmental and mechanical requirements.

Q: Why do the substitute parts have specified operating temperatures while the main part does not?

A: The substitute parts include explicit thermal specifications in their technical documentation. The main part's operating temperature range is not specified in the provided data, though it operates within the same MX150 series design envelope.

Q: Can I mix and match these parts within the same assembly?

A: Yes. Since all three parts are electrically and mechanically equivalent, they can be used interchangeably within the same connector interface. However, design documentation should be updated to reflect any part number changes.